[gd32/arm][bsp]: synchronous kconfig update

118 files changed, 13154 insertions, 27366 deletions

diff --git a/bsp/gd32/arm/gd32103c-eval/.config b/bsp/gd32/arm/gd32103c-eval/.config
index 5c11ef98df..683660ae4a 100644
--- a/bsp/gd32/arm/gd32103c-eval/.config
+++ b/bsp/gd32/arm/gd32103c-eval/.config
@@ -347,8 +347,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -631,6 +629,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -725,6 +726,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -887,6 +889,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -935,6 +943,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1406,7 +1415,7 @@ CONFIG_SOC_SERIES_GD32F10x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32103V=y
+CONFIG_SOC_GD32F103VC=y
 
 #
 # Onboard Peripheral Drivers
@@ -1417,12 +1426,15 @@ CONFIG_SOC_GD32103V=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 # CONFIG_BSP_USING_UART0 is not set
 CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
+CONFIG_BSP_UART1_TX_PIN="PA2"
+CONFIG_BSP_UART1_RX_PIN="PA3"
+CONFIG_BSP_UART1_AFIO="AF7"
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32103c-eval/board/Kconfig b/bsp/gd32/arm/gd32103c-eval/board/Kconfig
index 2e98cae740..46de28e360 100644
--- a/bsp/gd32/arm/gd32103c-eval/board/Kconfig
+++ b/bsp/gd32/arm/gd32103c-eval/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F10x
     bool
     default y
 
-config SOC_GD32103V
+config SOC_GD32F103VC
     bool
     select SOC_SERIES_GD32F10x
     select RT_USING_COMPONENTS_INIT
@@ -25,57 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default n
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32103c-eval/project.ewp b/bsp/gd32/arm/gd32103c-eval/project.ewp
index 2218268e13..1167c385eb 100644
--- a/bsp/gd32/arm/gd32103c-eval/project.ewp
+++ b/bsp/gd32/arm/gd32103c-eval/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F10X_HD</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F10X_HD</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,27 +303,29 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1137,13 +1139,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F10X_HD</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F10X_HD</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1275,27 +1277,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2041,9 +2045,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Source\IAR\startup_gd32f10x_hd.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2056,13 +2057,13 @@
       <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

   </group>

   <group>

@@ -2122,18 +2123,21 @@
       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2149,28 +2153,34 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\IAR\startup_gd32f10x_hd.s</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\system_gd32f10x.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Source\system_gd32f10x.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32103c-eval/project.uvoptx b/bsp/gd32/arm/gd32103c-eval/project.uvoptx
index 54472cf0d4..bb6f1ddba6 100644
--- a/bsp/gd32/arm/gd32103c-eval/project.uvoptx
+++ b/bsp/gd32/arm/gd32103c-eval/project.uvoptx
@@ -10,7 +10,7 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc; *.md</tExt>
+    <tExt>*.txt; *.h; *.inc</tExt>
     <pExt>*.plm</pExt>
     <CppX>*.cpp</CppX>
     <nMigrate>0</nMigrate>
@@ -170,798 +170,6 @@
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diff --git a/bsp/gd32/arm/gd32103c-eval/project.uvprojx b/bsp/gd32/arm/gd32103c-eval/project.uvprojx
index 1d9741e48f..3890fcd53f 100644
--- a/bsp/gd32/arm/gd32103c-eval/project.uvprojx
+++ b/bsp/gd32/arm/gd32103c-eval/project.uvprojx
@@ -1,46 +1,43 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060960::V5.06 update 7 (build 960)::.\ARMCC</pCCUsed>
+      <pCCUsed>5060750::V5.06 update 6 (build 750)::.\ARMCC</pCCUsed>
       <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>GD32F103VC</Device>
           <Vendor>GigaDevice</Vendor>
-          <PackID>GigaDevice.GD32F10x_DFP.2.0.3</PackID>
-          <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
+          <PackID>GigaDevice.GD32F10x_DFP.2.0.1</PackID>
+          <PackURL>http://www.keil.com/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x0000C000) IROM(0x08000000,0x00040000) CPUTYPE("Cortex-M3") CLOCK(8000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC800 -FN1 -FF0GD32F10x_HD -FS08000000 -FL040000 -FP0($$Device:GD32F103VC$Flash\GD32F10x_HD.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32F103VC$Device\Include\gd32f10x.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32F103VC$SVD\GD32F10x\GD32F10x_HD.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -62,8 +59,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -72,8 +69,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -83,14 +80,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -104,8 +101,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -114,7 +111,7 @@
           <SimDlgDll>DCM.DLL</SimDlgDll>
           <SimDlgDllArguments>-pCM3</SimDlgDllArguments>
           <TargetDllName>SARMCM3.DLL</TargetDllName>
-          <TargetDllArguments></TargetDllArguments>
+          <TargetDllArguments />
           <TargetDlgDll>TCM.DLL</TargetDlgDll>
           <TargetDlgDllArguments>-pCM3</TargetDlgDllArguments>
         </DllOption>
@@ -138,11 +135,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -175,7 +172,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M3"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -186,7 +183,6 @@
             <RvdsVP>0</RvdsVP>
             <RvdsMve>0</RvdsMve>
             <RvdsCdeCp>0</RvdsCdeCp>
-            <nBranchProt>0</nBranchProt>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -310,7 +306,7 @@
                 <Size>0x0</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector></RvctStartVector>
+            <RvctStartVector />
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -337,10 +333,10 @@
             <v6WtE>0</v6WtE>
             <v6Rtti>0</v6Rtti>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define>USE_STDPERIPH_DRIVER, __CLK_TCK=RT_TICK_PER_SECOND, __STDC_LIMIT_MACROS, GD32F10X_HD, RT_USING_LIBC, __RTTHREAD__, RT_USING_ARMLIBC</Define>
-              <Undefine></Undefine>
-              <IncludePath>..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\libc\compilers\common\extension;packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include;board;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\finsh;packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include;packages\gd32-arm-cmsis-latest\GD32F10x;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;applications;..\..\..\..\libcpu\arm\cortex-m3;..\..\..\..\libcpu\arm\common;..\..\..\..\components\drivers\phy;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\drivers\include;..\..\..\..\include;.;..\libraries\gd32_drivers</IncludePath>
+              <MiscControls />
+              <Define>__STDC_LIMIT_MACROS, __CLK_TCK=RT_TICK_PER_SECOND, __RTTHREAD__, USE_STDPERIPH_DRIVER, RT_USING_ARMLIBC, GD32F10X_HD, RT_USING_LIBC</Define>
+              <Undefine />
+              <IncludePath>..\..\..\..\components\drivers\include;..\..\..\..\components\finsh;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\libc\compilers\common\extension;packages\gd32-arm-cmsis-latest\GD32F10x;.;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\include;..\..\..\..\components\net\utest;..\..\..\..\components\drivers\phy;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers;..\..\..\..\components\libc\posix\ipc;board;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers\config;..\..\..\..\components\drivers\smp_call;..\..\..\..\libcpu\arm\cortex-m3;applications;packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include;packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include;..\..\..\..\libcpu\arm\common;..\..\..\..\components\libc\posix\io\eventfd</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -355,10 +351,10 @@
             <useXO>0</useXO>
             <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define></Define>
-              <Undefine></Undefine>
-              <IncludePath></IncludePath>
+              <MiscControls />
+              <Define />
+              <Undefine />
+              <IncludePath />
             </VariousControls>
           </Aads>
           <LDads>
@@ -370,13 +366,13 @@
             <useFile>0</useFile>
             <TextAddressRange>0x08000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
-            <pXoBase></pXoBase>
+            <pXoBase />
             <ScatterFile>.\gd32_rom.ld</ScatterFile>
-            <IncludeLibs></IncludeLibs>
-            <IncludeLibsPath></IncludeLibsPath>
-            <Misc></Misc>
-            <LinkerInputFile></LinkerInputFile>
-            <DisabledWarnings></DisabledWarnings>
+            <IncludeLibs />
+            <IncludeLibsPath />
+            <Misc />
+            <LinkerInputFile />
+            <DisabledWarnings />
           </LDads>
         </TargetArmAds>
       </TargetOption>
@@ -399,36 +395,50 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>syscalls.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cctype.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cctype.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstdlib.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstdlib.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstring.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>ctime.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\ctime.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cunistd.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cunistd.c</FilePath>
             </File>
+          </Files>
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-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>mempool.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\mempool.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
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-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
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                 <FileArmAds>
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-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>object.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\object.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
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-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
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                 <FileArmAds>
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-                    <SplitLS>2</SplitLS>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>scheduler_comm.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\scheduler_comm.c</FilePath>
               <FileOption>
-                <CommonProperty>
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-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
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                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
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-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
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-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>scheduler_up.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\scheduler_up.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
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-                  <ModuleSelection>0</ModuleSelection>
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-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
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-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>thread.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\thread.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>timer.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\timer.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
@@ -2007,29 +1024,37 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileName>kstring.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>kerrno.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>kstring.c</FileName>
+              <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -2041,21 +1066,29 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\atomic_arm.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>div0.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\div0.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>showmem.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\showmem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>context_rvds.S</FileName>
               <FileType>2</FileType>
               <FilePath>..\..\..\..\libcpu\arm\cortex-m3\context_rvds.S</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cpuport.c</FileName>
               <FileType>1</FileType>
@@ -2071,31 +1104,43 @@
               <FileType>2</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\ARM\startup_gd32f10x_hd.s</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>system_gd32f10x.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\system_gd32f10x.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_exti.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_exti.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_gpio.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_gpio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_misc.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_misc.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_rcu.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_usart.c</FileName>
               <FileType>1</FileType>
@@ -2103,34 +1148,33 @@
             </File>
           </Files>
         </Group>
-        <Group>
-          <GroupName>::CMSIS</GroupName>
-        </Group>
       </Groups>
     </Target>
   </Targets>
-
   <RTE>
-    <apis/>
+    <apis />
     <components>
       <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.4.0" condition="ARMv6_7_8-M Device">
-        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0"/>
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0" />
         <targetInfos>
-          <targetInfo name="rt-thread"/>
+          <targetInfo name="rt-thread" />
         </targetInfos>
       </component>
     </components>
-    <files/>
+    <files />
   </RTE>
-
   <LayerInfo>
     <Layers>
       <Layer>
         <LayName>&lt;Project Info&gt;</LayName>
+        <LayDesc />
+        <LayUrl />
+        <LayKeys />
+        <LayCat />
+        <LayLic />
         <LayTarg>0</LayTarg>
         <LayPrjMark>1</LayPrjMark>
       </Layer>
     </Layers>
   </LayerInfo>
-
 </Project>
diff --git a/bsp/gd32/arm/gd32103c-eval/rtconfig.h b/bsp/gd32/arm/gd32103c-eval/rtconfig.h
index a41ca8e7a0..6f274cf9a2 100644
--- a/bsp/gd32/arm/gd32103c-eval/rtconfig.h
+++ b/bsp/gd32/arm/gd32103c-eval/rtconfig.h
@@ -321,6 +321,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -405,7 +409,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32103V
+#define SOC_GD32F103VC
 
 /* Onboard Peripheral Drivers */
 
@@ -413,7 +417,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART1
+#define BSP_UART1_TX_PIN "PA2"
+#define BSP_UART1_RX_PIN "PA3"
+#define BSP_UART1_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32105c-eval/.config b/bsp/gd32/arm/gd32105c-eval/.config
index ebd66c0f6d..c466b309a6 100644
--- a/bsp/gd32/arm/gd32105c-eval/.config
+++ b/bsp/gd32/arm/gd32105c-eval/.config
@@ -347,8 +347,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -631,6 +629,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -725,6 +726,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -887,6 +889,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -935,6 +943,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1406,7 +1415,7 @@ CONFIG_SOC_SERIES_GD32F10x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32105V=y
+CONFIG_SOC_GD32F105VC=y
 
 #
 # Onboard Peripheral Drivers
@@ -1417,12 +1426,15 @@ CONFIG_SOC_GD32105V=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 # CONFIG_BSP_USING_UART0 is not set
 CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
+CONFIG_BSP_UART1_TX_PIN="PA2"
+CONFIG_BSP_UART1_RX_PIN="PA3"
+CONFIG_BSP_UART1_AFIO="AF7"
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32105c-eval/board/Kconfig b/bsp/gd32/arm/gd32105c-eval/board/Kconfig
index 85d4a8c223..c2c937003e 100644
--- a/bsp/gd32/arm/gd32105c-eval/board/Kconfig
+++ b/bsp/gd32/arm/gd32105c-eval/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F10x
     bool
     default y
 
-config SOC_GD32105V
+config SOC_GD32F105VC
     bool
     select SOC_SERIES_GD32F10x
     select RT_USING_COMPONENTS_INIT
@@ -25,57 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default n
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32105c-eval/project.ewp b/bsp/gd32/arm/gd32105c-eval/project.ewp
index cbee7433c1..dbbfa75c87 100644
--- a/bsp/gd32/arm/gd32105c-eval/project.ewp
+++ b/bsp/gd32/arm/gd32105c-eval/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F10X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F10X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,26 +303,28 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

         </option>

         <option>

@@ -1137,13 +1139,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F10X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F10X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1275,26 +1277,28 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

         </option>

         <option>

@@ -2041,9 +2045,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Source\IAR\startup_gd32f10x_cl.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2053,16 +2054,16 @@
   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

   </group>

   <group>

@@ -2116,24 +2117,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2149,28 +2153,34 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Source\system_gd32f10x.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\IAR\startup_gd32f10x_cl.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\system_gd32f10x.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32105c-eval/project.uvoptx b/bsp/gd32/arm/gd32105c-eval/project.uvoptx
index 0014eeff31..956bfbef1e 100644
--- a/bsp/gd32/arm/gd32105c-eval/project.uvoptx
+++ b/bsp/gd32/arm/gd32105c-eval/project.uvoptx
@@ -10,7 +10,7 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc; *.md</tExt>
+    <tExt>*.txt; *.h; *.inc</tExt>
     <pExt>*.plm</pExt>
     <CppX>*.cpp</CppX>
     <nMigrate>0</nMigrate>
@@ -175,798 +175,6 @@
   </Target>
 
   <Group>
-    <GroupName>Applications</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
-    <RteFlg>0</RteFlg>
-    <File>
-      <GroupNumber>1</GroupNumber>
-      <FileNumber>1</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>applications\main.c</PathWithFileName>
-      <FilenameWithoutPath>main.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-  </Group>
-
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diff --git a/bsp/gd32/arm/gd32105c-eval/project.uvprojx b/bsp/gd32/arm/gd32105c-eval/project.uvprojx
index 18cbd38760..cda09691f8 100644
--- a/bsp/gd32/arm/gd32105c-eval/project.uvprojx
+++ b/bsp/gd32/arm/gd32105c-eval/project.uvprojx
@@ -1,46 +1,43 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060960::V5.06 update 7 (build 960)::.\ARMCC</pCCUsed>
+      <pCCUsed>5060750::V5.06 update 6 (build 750)::.\ARMCC</pCCUsed>
       <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>GD32F105VC</Device>
           <Vendor>GigaDevice</Vendor>
-          <PackID>GigaDevice.GD32F10x_DFP.2.0.3</PackID>
-          <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
+          <PackID>GigaDevice.GD32F10x_DFP.2.0.2</PackID>
+          <PackURL>http://gd32mcu.com/data/documents/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x00018000) IROM(0x08000000,0x00040000) CPUTYPE("Cortex-M3") CLOCK(25000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC800 -FN1 -FF0GD32F10x_CL -FS08000000 -FL040000 -FP0($$Device:GD32F105VC$Flash\GD32F10x_CL.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32F105VC$Device\Include\gd32f10x.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32F105VC$SVD\GD32F10x\GD32F10x_CL.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -62,8 +59,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -72,8 +69,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -83,14 +80,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -104,8 +101,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -114,7 +111,7 @@
           <SimDlgDll>DCM.DLL</SimDlgDll>
           <SimDlgDllArguments>-pCM3</SimDlgDllArguments>
           <TargetDllName>SARMCM3.DLL</TargetDllName>
-          <TargetDllArguments></TargetDllArguments>
+          <TargetDllArguments />
           <TargetDlgDll>TCM.DLL</TargetDlgDll>
           <TargetDlgDllArguments>-pCM3</TargetDlgDllArguments>
         </DllOption>
@@ -138,11 +135,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -175,7 +172,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M3"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -186,7 +183,6 @@
             <RvdsVP>0</RvdsVP>
             <RvdsMve>0</RvdsMve>
             <RvdsCdeCp>0</RvdsCdeCp>
-            <nBranchProt>0</nBranchProt>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -310,7 +306,7 @@
                 <Size>0x0</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector></RvctStartVector>
+            <RvctStartVector />
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -337,10 +333,10 @@
             <v6WtE>0</v6WtE>
             <v6Rtti>0</v6Rtti>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define>GD32F10X_CL, USE_STDPERIPH_DRIVER, __CLK_TCK=RT_TICK_PER_SECOND, __RTTHREAD__, __STDC_LIMIT_MACROS, RT_USING_LIBC, RT_USING_ARMLIBC</Define>
-              <Undefine></Undefine>
-              <IncludePath>..\..\..\..\libcpu\arm\common;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\finsh;packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\phy;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\libc\compilers\common\include;board;..\..\..\..\components\drivers\include;.;applications;..\..\..\..\components\drivers\include;..\..\..\..\include;..\libraries\gd32_drivers;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;packages\gd32-arm-cmsis-latest\GD32F10x;..\..\..\..\libcpu\arm\cortex-m3;..\..\..\..\components\drivers\smp_call;packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include</IncludePath>
+              <MiscControls />
+              <Define>RT_USING_ARMLIBC, __RTTHREAD__, __STDC_LIMIT_MACROS, RT_USING_LIBC, __CLK_TCK=RT_TICK_PER_SECOND, USE_STDPERIPH_DRIVER, GD32F10X_CL</Define>
+              <Undefine />
+              <IncludePath>..\libraries\gd32_drivers\config;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;board;..\..\..\..\components\net\utest;.;..\..\..\..\libcpu\arm\common;packages\gd32-arm-cmsis-latest\GD32F10x;..\..\..\..\include;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;applications;packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include;..\..\..\..\libcpu\arm\cortex-m3;..\..\..\..\components\drivers\phy;..\..\..\..\components\finsh;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\drivers\include;packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\libc\posix\ipc;..\libraries\gd32_drivers;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\posix\io\poll</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -355,10 +351,10 @@
             <useXO>0</useXO>
             <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define></Define>
-              <Undefine></Undefine>
-              <IncludePath></IncludePath>
+              <MiscControls />
+              <Define />
+              <Undefine />
+              <IncludePath />
             </VariousControls>
           </Aads>
           <LDads>
@@ -370,13 +366,13 @@
             <useFile>0</useFile>
             <TextAddressRange>0x08000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
-            <pXoBase></pXoBase>
+            <pXoBase />
             <ScatterFile>.\gd32_rom.ld</ScatterFile>
-            <IncludeLibs></IncludeLibs>
-            <IncludeLibsPath></IncludeLibsPath>
-            <Misc></Misc>
-            <LinkerInputFile></LinkerInputFile>
-            <DisabledWarnings></DisabledWarnings>
+            <IncludeLibs />
+            <IncludeLibsPath />
+            <Misc />
+            <LinkerInputFile />
+            <DisabledWarnings />
           </LDads>
         </TargetArmAds>
       </TargetOption>
@@ -399,36 +395,50 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>syscalls.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cctype.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cctype.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstdlib.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstdlib.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstring.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>ctime.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\ctime.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cunistd.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cunistd.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cwchar.c</FileName>
               <FileType>1</FileType>
@@ -444,668 +454,222 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\core\device.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
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                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>object.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\object.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
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-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>scheduler_comm.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\scheduler_comm.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>scheduler_up.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\scheduler_up.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>thread.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\thread.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>timer.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\timer.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
@@ -2007,31 +1024,39 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>kerrno.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
-            </File>
-            <File>
-              <FileName>kstdio.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
-            </File>
-            <File>
               <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>kstring.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
           </Files>
+          <Files>
+            <File>
+              <FileName>kstdio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>kerrno.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
+            </File>
+          </Files>
         </Group>
         <Group>
           <GroupName>libcpu</GroupName>
@@ -2041,21 +1066,29 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\atomic_arm.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>div0.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\div0.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>showmem.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\showmem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>context_rvds.S</FileName>
               <FileType>2</FileType>
               <FilePath>..\..\..\..\libcpu\arm\cortex-m3\context_rvds.S</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cpuport.c</FileName>
               <FileType>1</FileType>
@@ -2071,31 +1104,43 @@
               <FileType>2</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\ARM\startup_gd32f10x_cl.s</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>system_gd32f10x.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\system_gd32f10x.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_exti.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_exti.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_gpio.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_gpio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_misc.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_misc.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_rcu.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_usart.c</FileName>
               <FileType>1</FileType>
@@ -2103,34 +1148,33 @@
             </File>
           </Files>
         </Group>
-        <Group>
-          <GroupName>::CMSIS</GroupName>
-        </Group>
       </Groups>
     </Target>
   </Targets>
-
   <RTE>
-    <apis/>
+    <apis />
     <components>
       <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.4.0" condition="ARMv6_7_8-M Device">
-        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0"/>
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0" />
         <targetInfos>
-          <targetInfo name="rt-thread"/>
+          <targetInfo name="rt-thread" />
         </targetInfos>
       </component>
     </components>
-    <files/>
+    <files />
   </RTE>
-
   <LayerInfo>
     <Layers>
       <Layer>
         <LayName>&lt;Project Info&gt;</LayName>
+        <LayDesc />
+        <LayUrl />
+        <LayKeys />
+        <LayCat />
+        <LayLic />
         <LayTarg>0</LayTarg>
         <LayPrjMark>1</LayPrjMark>
       </Layer>
     </Layers>
   </LayerInfo>
-
 </Project>
diff --git a/bsp/gd32/arm/gd32105c-eval/rtconfig.h b/bsp/gd32/arm/gd32105c-eval/rtconfig.h
index 60c25d5d94..a61b1305ce 100644
--- a/bsp/gd32/arm/gd32105c-eval/rtconfig.h
+++ b/bsp/gd32/arm/gd32105c-eval/rtconfig.h
@@ -321,6 +321,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -405,7 +409,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32105V
+#define SOC_GD32F105VC
 
 /* Onboard Peripheral Drivers */
 
@@ -413,7 +417,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART1
+#define BSP_UART1_TX_PIN "PA2"
+#define BSP_UART1_RX_PIN "PA3"
+#define BSP_UART1_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32105r-start/.config b/bsp/gd32/arm/gd32105r-start/.config
index 30ef78ee27..51ad9f0d0f 100644
--- a/bsp/gd32/arm/gd32105r-start/.config
+++ b/bsp/gd32/arm/gd32105r-start/.config
@@ -347,8 +347,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -631,6 +629,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -725,6 +726,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -887,6 +889,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -935,6 +943,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1406,7 +1415,7 @@ CONFIG_SOC_SERIES_GD32F10x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32105R=y
+CONFIG_SOC_GD32F105RC=y
 
 #
 # Onboard Peripheral Drivers
@@ -1417,12 +1426,15 @@ CONFIG_SOC_GD32105R=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 # CONFIG_BSP_USING_UART0 is not set
 CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
+CONFIG_BSP_UART1_TX_PIN="PA2"
+CONFIG_BSP_UART1_RX_PIN="PA3"
+CONFIG_BSP_UART1_AFIO="AF7"
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32105r-start/board/Kconfig b/bsp/gd32/arm/gd32105r-start/board/Kconfig
index 347dfd6c49..6147acac5d 100644
--- a/bsp/gd32/arm/gd32105r-start/board/Kconfig
+++ b/bsp/gd32/arm/gd32105r-start/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F10x
     bool
     default y
 
-config SOC_GD32105R
+config SOC_GD32F105RC
     bool
     select SOC_SERIES_GD32F10x
     select RT_USING_COMPONENTS_INIT
@@ -25,57 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default n
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_ADC
diff --git a/bsp/gd32/arm/gd32105r-start/project.ewp b/bsp/gd32/arm/gd32105r-start/project.ewp
index 50b8bae43c..8c3c247a1d 100644
--- a/bsp/gd32/arm/gd32105r-start/project.ewp
+++ b/bsp/gd32/arm/gd32105r-start/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F10X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F10X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,27 +303,29 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

           <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\.</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1137,13 +1139,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F10X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F10X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1275,27 +1277,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

           <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\.</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2041,9 +2045,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Source\IAR\startup_gd32f10x_cl.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2056,13 +2057,13 @@
       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

   </group>

   <group>

@@ -2116,24 +2117,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2149,28 +2153,34 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\IAR\startup_gd32f10x_cl.s</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\system_gd32f10x.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Source\system_gd32f10x.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32105r-start/rtconfig.h b/bsp/gd32/arm/gd32105r-start/rtconfig.h
index e16f6e4f57..001df2a1e6 100644
--- a/bsp/gd32/arm/gd32105r-start/rtconfig.h
+++ b/bsp/gd32/arm/gd32105r-start/rtconfig.h
@@ -321,6 +321,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -405,7 +409,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32105R
+#define SOC_GD32F105RC
 
 /* Onboard Peripheral Drivers */
 
@@ -413,7 +417,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART1
+#define BSP_UART1_TX_PIN "PA2"
+#define BSP_UART1_RX_PIN "PA3"
+#define BSP_UART1_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32107c-eval/.config b/bsp/gd32/arm/gd32107c-eval/.config
index 65e6f85b8a..85fea02a72 100644
--- a/bsp/gd32/arm/gd32107c-eval/.config
+++ b/bsp/gd32/arm/gd32107c-eval/.config
@@ -353,8 +353,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -637,6 +635,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -731,6 +732,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -893,6 +895,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -941,6 +949,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1412,7 +1421,7 @@ CONFIG_SOC_SERIES_GD32F10x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32107V=y
+CONFIG_SOC_GD32F107VC=y
 
 #
 # Onboard Peripheral Drivers
@@ -1423,12 +1432,15 @@ CONFIG_SOC_GD32107V=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 # CONFIG_BSP_USING_UART0 is not set
 CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
+CONFIG_BSP_UART1_TX_PIN="PA2"
+CONFIG_BSP_UART1_RX_PIN="PA3"
+CONFIG_BSP_UART1_AFIO="AF7"
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
 CONFIG_BSP_USING_SPI=y
 CONFIG_BSP_USING_SPI1=y
 # CONFIG_BSP_SPI1_TX_USING_DMA is not set
diff --git a/bsp/gd32/arm/gd32107c-eval/board/Kconfig b/bsp/gd32/arm/gd32107c-eval/board/Kconfig
index 638e44e45c..e3538ec93d 100644
--- a/bsp/gd32/arm/gd32107c-eval/board/Kconfig
+++ b/bsp/gd32/arm/gd32107c-eval/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F10x
     bool
     default y
 
-config SOC_GD32107V
+config SOC_GD32F107VC
     bool
     select SOC_SERIES_GD32F10x
     select RT_USING_COMPONENTS_INIT
@@ -25,57 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default n
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32107c-eval/project.ewp b/bsp/gd32/arm/gd32107c-eval/project.ewp
index 887f04c4ad..bf99c9a6f4 100644
--- a/bsp/gd32/arm/gd32107c-eval/project.ewp
+++ b/bsp/gd32/arm/gd32107c-eval/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F10X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F10X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,28 +303,30 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include</state>

           <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\spi</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\applications</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\spi</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1138,13 +1140,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F10X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F10X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1276,28 +1278,30 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include</state>

           <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\spi</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\applications</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\spi</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2049,9 +2053,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Source\IAR\startup_gd32f10x_cl.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2064,7 +2065,7 @@
   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

@@ -2073,7 +2074,7 @@
       <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

   </group>

   <group>

@@ -2127,24 +2128,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2160,31 +2164,37 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_spi.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\IAR\startup_gd32f10x_cl.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Source\system_gd32f10x.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\GD32F10x_standard_peripheral\Source\gd32f10x_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_spi.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F10x_Firmware_Library\CMSIS\GD\GD32F10x\Source\system_gd32f10x.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32107c-eval/project.uvoptx b/bsp/gd32/arm/gd32107c-eval/project.uvoptx
index 2c5471dd4f..5ec438907e 100644
--- a/bsp/gd32/arm/gd32107c-eval/project.uvoptx
+++ b/bsp/gd32/arm/gd32107c-eval/project.uvoptx
@@ -10,7 +10,7 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc; *.md</tExt>
+    <tExt>*.txt; *.h; *.inc</tExt>
     <pExt>*.plm</pExt>
     <CppX>*.cpp</CppX>
     <nMigrate>0</nMigrate>
@@ -170,846 +170,6 @@
   </Target>
 
   <Group>
-    <GroupName>Applications</GroupName>
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diff --git a/bsp/gd32/arm/gd32107c-eval/project.uvprojx b/bsp/gd32/arm/gd32107c-eval/project.uvprojx
index ba4c065667..5e6953b90f 100644
--- a/bsp/gd32/arm/gd32107c-eval/project.uvprojx
+++ b/bsp/gd32/arm/gd32107c-eval/project.uvprojx
@@ -1,46 +1,43 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060960::V5.06 update 7 (build 960)::.\ARMCC</pCCUsed>
+      <pCCUsed>5060750::V5.06 update 6 (build 750)::.\ARMCC</pCCUsed>
       <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>GD32F107VC</Device>
           <Vendor>GigaDevice</Vendor>
-          <PackID>GigaDevice.GD32F10x_DFP.2.0.3</PackID>
-          <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
+          <PackID>GigaDevice.GD32F10x_DFP.2.0.1</PackID>
+          <PackURL>http://www.keil.com/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x00018000) IROM(0x08000000,0x00040000) CPUTYPE("Cortex-M3") CLOCK(25000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC800 -FN1 -FF0GD32F10x_CL -FS08000000 -FL040000 -FP0($$Device:GD32F107VC$Flash\GD32F10x_CL.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32F107VC$Device\Include\gd32f10x.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32F107VC$SVD\GD32F10x\GD32F10x_CL.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -62,8 +59,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -72,8 +69,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -83,14 +80,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -104,8 +101,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -114,7 +111,7 @@
           <SimDlgDll>DCM.DLL</SimDlgDll>
           <SimDlgDllArguments>-pCM3</SimDlgDllArguments>
           <TargetDllName>SARMCM3.DLL</TargetDllName>
-          <TargetDllArguments></TargetDllArguments>
+          <TargetDllArguments />
           <TargetDlgDll>TCM.DLL</TargetDlgDll>
           <TargetDlgDllArguments>-pCM3</TargetDlgDllArguments>
         </DllOption>
@@ -138,11 +135,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -175,7 +172,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M3"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -186,7 +183,6 @@
             <RvdsVP>0</RvdsVP>
             <RvdsMve>0</RvdsMve>
             <RvdsCdeCp>0</RvdsCdeCp>
-            <nBranchProt>0</nBranchProt>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -310,7 +306,7 @@
                 <Size>0x0</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector></RvctStartVector>
+            <RvctStartVector />
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -337,10 +333,10 @@
             <v6WtE>0</v6WtE>
             <v6Rtti>0</v6Rtti>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define>__CLK_TCK=RT_TICK_PER_SECOND, __STDC_LIMIT_MACROS, GD32F10X_CL, RT_USING_LIBC, USE_STDPERIPH_DRIVER, __RTTHREAD__, RT_USING_ARMLIBC</Define>
-              <Undefine></Undefine>
-              <IncludePath>..\..\..\..\components\libc\compilers\common\extension;.;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\libcpu\arm\common;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers;..\..\..\..\components\finsh;..\..\..\..\components\libc\posix\io\epoll;packages\gd32-arm-cmsis-latest\GD32F10x;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\phy;packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\drivers\include;board;applications;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\drivers\spi;packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include;..\..\..\..\components\drivers\include;..\..\..\..\include;..\..\..\..\libcpu\arm\cortex-m3;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\libc\posix\ipc</IncludePath>
+              <MiscControls />
+              <Define>__STDC_LIMIT_MACROS, GD32F10X_CL, __CLK_TCK=RT_TICK_PER_SECOND, USE_STDPERIPH_DRIVER, RT_USING_LIBC, __RTTHREAD__, RT_USING_ARMLIBC</Define>
+              <Undefine />
+              <IncludePath>..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\drivers\include;.;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\ipc;..\libraries\gd32_drivers;board;..\..\..\..\components\net\utest;..\..\..\..\components\libc\compilers\common\include;..\libraries\gd32_drivers\config;..\..\..\..\libcpu\arm\cortex-m3;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\spi;..\..\..\..\components\libc\posix\io\epoll;applications;..\..\..\..\include;..\..\..\..\components\finsh;..\..\..\..\libcpu\arm\common;..\..\..\..\components\drivers\phy;packages\gd32-arm-cmsis-latest\GD32F10x;..\..\..\..\components\libc\posix\io\eventfd;packages\gd32-arm-cmsis-latest\GD32F10x\GD\GD32F10x\Include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\poll;packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Include</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -355,10 +351,10 @@
             <useXO>0</useXO>
             <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define></Define>
-              <Undefine></Undefine>
-              <IncludePath></IncludePath>
+              <MiscControls />
+              <Define />
+              <Undefine />
+              <IncludePath />
             </VariousControls>
           </Aads>
           <LDads>
@@ -370,13 +366,13 @@
             <useFile>0</useFile>
             <TextAddressRange>0x08000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
-            <pXoBase></pXoBase>
+            <pXoBase />
             <ScatterFile>.\gd32_rom.ld</ScatterFile>
-            <IncludeLibs></IncludeLibs>
-            <IncludeLibsPath></IncludeLibsPath>
-            <Misc></Misc>
-            <LinkerInputFile></LinkerInputFile>
-            <DisabledWarnings></DisabledWarnings>
+            <IncludeLibs />
+            <IncludeLibsPath />
+            <Misc />
+            <LinkerInputFile />
+            <DisabledWarnings />
           </LDads>
         </TargetArmAds>
       </TargetOption>
@@ -399,36 +395,50 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>syscalls.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cctype.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cctype.c</FilePath>
             </File>
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               <FileName>gd32f10x_rcu.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_rcu.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_spi.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F10x\GD32F10x_standard_peripheral\Source\gd32f10x_spi.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f10x_usart.c</FileName>
               <FileType>1</FileType>
@@ -2225,34 +1200,33 @@
             </File>
           </Files>
         </Group>
-        <Group>
-          <GroupName>::CMSIS</GroupName>
-        </Group>
       </Groups>
     </Target>
   </Targets>
-
   <RTE>
-    <apis/>
+    <apis />
     <components>
       <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.4.0" condition="ARMv6_7_8-M Device">
-        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0"/>
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0" />
         <targetInfos>
-          <targetInfo name="rt-thread"/>
+          <targetInfo name="rt-thread" />
         </targetInfos>
       </component>
     </components>
-    <files/>
+    <files />
   </RTE>
-
   <LayerInfo>
     <Layers>
       <Layer>
         <LayName>&lt;Project Info&gt;</LayName>
+        <LayDesc />
+        <LayUrl />
+        <LayKeys />
+        <LayCat />
+        <LayLic />
         <LayTarg>0</LayTarg>
         <LayPrjMark>1</LayPrjMark>
       </Layer>
     </Layers>
   </LayerInfo>
-
 </Project>
diff --git a/bsp/gd32/arm/gd32107c-eval/rtconfig.h b/bsp/gd32/arm/gd32107c-eval/rtconfig.h
index 56a0f35cfe..4c97feb96e 100644
--- a/bsp/gd32/arm/gd32107c-eval/rtconfig.h
+++ b/bsp/gd32/arm/gd32107c-eval/rtconfig.h
@@ -322,6 +322,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -406,7 +410,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32107V
+#define SOC_GD32F107VC
 
 /* Onboard Peripheral Drivers */
 
@@ -414,7 +418,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART1
+#define BSP_UART1_TX_PIN "PA2"
+#define BSP_UART1_RX_PIN "PA3"
+#define BSP_UART1_AFIO "AF7"
 #define BSP_USING_SPI
 #define BSP_USING_SPI1
 #define BSP_USING_GD_DBG
diff --git a/bsp/gd32/arm/gd32205r-start/.config b/bsp/gd32/arm/gd32205r-start/.config
index b15b043a6d..3c00ad19e6 100644
--- a/bsp/gd32/arm/gd32205r-start/.config
+++ b/bsp/gd32/arm/gd32205r-start/.config
@@ -347,8 +347,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -631,6 +629,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -725,6 +726,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -887,6 +889,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -935,6 +943,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1406,7 +1415,7 @@ CONFIG_SOC_SERIES_GD32F20x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32205R=y
+CONFIG_SOC_GD32F205RC=y
 
 #
 # Onboard Peripheral Drivers
@@ -1417,12 +1426,15 @@ CONFIG_SOC_GD32205R=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 # CONFIG_BSP_USING_UART0 is not set
 CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
+CONFIG_BSP_UART1_TX_PIN="PA2"
+CONFIG_BSP_UART1_RX_PIN="PA3"
+CONFIG_BSP_UART1_AFIO="AF7"
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32205r-start/board/Kconfig b/bsp/gd32/arm/gd32205r-start/board/Kconfig
index 79a1302610..895e03a723 100644
--- a/bsp/gd32/arm/gd32205r-start/board/Kconfig
+++ b/bsp/gd32/arm/gd32205r-start/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F20x
     bool
     default y
 
-config SOC_GD32205R
+config SOC_GD32F205RC
     bool
     select SOC_SERIES_GD32F20x
     select RT_USING_COMPONENTS_INIT
@@ -25,57 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default n
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32205r-start/project.ewp b/bsp/gd32/arm/gd32205r-start/project.ewp
index 7fa8891c79..f5d5cb1975 100644
--- a/bsp/gd32/arm/gd32205r-start/project.ewp
+++ b/bsp/gd32/arm/gd32205r-start/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F20X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F20X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,27 +303,29 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS\GD\GD32F20x\Include</state>

-          <state>$PROJ_DIR$\.</state>

           <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1137,13 +1139,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F20X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F20X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1275,27 +1277,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS\GD\GD32F20x\Include</state>

-          <state>$PROJ_DIR$\.</state>

           <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2041,9 +2045,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS\GD\GD32F20x\Source\IAR\startup_gd32f20x_cl.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2053,9 +2054,6 @@
   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

@@ -2064,6 +2062,9 @@
     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+    </file>

   </group>

   <group>

     <name>Kernel</name>

@@ -2116,24 +2117,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2149,28 +2153,34 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Source\gd32f20x_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Source\IAR\startup_gd32f20x_cl.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Source\system_gd32f20x.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Source\gd32f20x_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Source\gd32f20x_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Source\gd32f20x_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS\GD\GD32F20x\Source\system_gd32f20x.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_rcu.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Source\gd32f20x_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32205r-start/project.uvoptx b/bsp/gd32/arm/gd32205r-start/project.uvoptx
index 9224a92b1d..e96a1012d7 100644
--- a/bsp/gd32/arm/gd32205r-start/project.uvoptx
+++ b/bsp/gd32/arm/gd32205r-start/project.uvoptx
@@ -10,7 +10,7 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc; *.md</tExt>
+    <tExt>*.txt; *.h; *.inc</tExt>
     <pExt>*.plm</pExt>
     <CppX>*.cpp</CppX>
     <nMigrate>0</nMigrate>
@@ -170,798 +170,6 @@
   </Target>
 
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-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>applications\main.c</PathWithFileName>
-      <FilenameWithoutPath>main.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
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-
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-      <PathWithFileName>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</PathWithFileName>
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-      <RteFlg>0</RteFlg>
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diff --git a/bsp/gd32/arm/gd32205r-start/project.uvprojx b/bsp/gd32/arm/gd32205r-start/project.uvprojx
index e1f456d16d..ad720bfbe8 100644
--- a/bsp/gd32/arm/gd32205r-start/project.uvprojx
+++ b/bsp/gd32/arm/gd32205r-start/project.uvprojx
@@ -1,46 +1,42 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060960::V5.06 update 7 (build 960)::.\ARMCC</pCCUsed>
       <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>GD32F205RC</Device>
           <Vendor>GigaDevice</Vendor>
-          <PackID>GigaDevice.GD32F20x_DFP.2.2.3</PackID>
-          <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
+          <PackID>GigaDevice.GD32F20x_DFP.2.2.0</PackID>
+          <PackURL>http://gd32mcu.com/data/documents/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x020000) IROM(0x08000000,0x040000) CPUTYPE("Cortex-M3") CLOCK(25000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC800 -FN1 -FF0GD32F20x_CL -FS08000000 -FL040000 -FP0($$Device:GD32F205RC$Flash\GD32F20x_CL.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32F205RC$Device\Include\gd32f20x.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32F205RC$SVD\GD32F20x_CL.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -62,8 +58,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -72,8 +68,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -83,14 +79,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -104,8 +100,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -114,7 +110,7 @@
           <SimDlgDll>DCM.DLL</SimDlgDll>
           <SimDlgDllArguments>-pCM3</SimDlgDllArguments>
           <TargetDllName>SARMCM3.DLL</TargetDllName>
-          <TargetDllArguments></TargetDllArguments>
+          <TargetDllArguments />
           <TargetDlgDll>TCM.DLL</TargetDlgDll>
           <TargetDlgDllArguments>-pCM3</TargetDlgDllArguments>
         </DllOption>
@@ -138,11 +134,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -175,7 +171,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M3"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -186,7 +182,6 @@
             <RvdsVP>0</RvdsVP>
             <RvdsMve>0</RvdsMve>
             <RvdsCdeCp>0</RvdsCdeCp>
-            <nBranchProt>0</nBranchProt>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -310,7 +305,7 @@
                 <Size>0x0</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector></RvctStartVector>
+            <RvctStartVector />
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -337,10 +332,10 @@
             <v6WtE>0</v6WtE>
             <v6Rtti>0</v6Rtti>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define>USE_STDPERIPH_DRIVER, GD32F20X_CL, __STDC_LIMIT_MACROS, __CLK_TCK=RT_TICK_PER_SECOND, __RTTHREAD__, RT_USING_ARMLIBC, RT_USING_LIBC</Define>
-              <Undefine></Undefine>
-              <IncludePath>..\..\..\..\components\drivers\include;packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\drivers\phy;board;..\..\..\..\components\libc\posix\io\epoll;packages\gd32-arm-cmsis-latest\GD32F20x;..\..\..\..\components\drivers\include;packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Include;.;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\drivers\include;..\..\..\..\libcpu\arm\cortex-m3;..\..\..\..\components\libc\posix\ipc;applications;..\libraries\gd32_drivers;..\..\..\..\components\finsh;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\libcpu\arm\common;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\drivers\include;..\..\..\..\include</IncludePath>
+              <MiscControls />
+              <Define>RT_USING_LIBC, RT_USING_ARMLIBC, GD32F20X_CL, __CLK_TCK=RT_TICK_PER_SECOND, USE_STDPERIPH_DRIVER, __STDC_LIMIT_MACROS, __RTTHREAD__</Define>
+              <Undefine />
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+    <files />
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 </Project>
diff --git a/bsp/gd32/arm/gd32205r-start/rtconfig.h b/bsp/gd32/arm/gd32205r-start/rtconfig.h
index 4cce310d25..1dbaa1ecf1 100644
--- a/bsp/gd32/arm/gd32205r-start/rtconfig.h
+++ b/bsp/gd32/arm/gd32205r-start/rtconfig.h
@@ -321,6 +321,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -405,7 +409,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32205R
+#define SOC_GD32F205RC
 
 /* Onboard Peripheral Drivers */
 
@@ -413,7 +417,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART1
+#define BSP_UART1_TX_PIN "PA2"
+#define BSP_UART1_RX_PIN "PA3"
+#define BSP_UART1_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32207i-eval/.config b/bsp/gd32/arm/gd32207i-eval/.config
index 27851b8437..df977995f0 100644
--- a/bsp/gd32/arm/gd32207i-eval/.config
+++ b/bsp/gd32/arm/gd32207i-eval/.config
@@ -347,8 +347,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -631,6 +629,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -725,6 +726,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -887,6 +889,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -935,6 +943,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1406,7 +1415,7 @@ CONFIG_SOC_SERIES_GD32F20x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32207I=y
+CONFIG_SOC_GD32F207IK=y
 
 #
 # Onboard Peripheral Drivers
@@ -1417,16 +1426,15 @@ CONFIG_SOC_GD32207I=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 CONFIG_BSP_USING_UART0=y
-# CONFIG_BSP_UART0_RX_USING_DMA is not set
-CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
+CONFIG_BSP_UART0_TX_PIN="PA9"
+CONFIG_BSP_UART0_RX_PIN="PA10"
+CONFIG_BSP_UART0_AFIO="AF1"
+# CONFIG_BSP_USING_UART1 is not set
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
-# CONFIG_BSP_USING_UART5 is not set
-# CONFIG_BSP_USING_UART6 is not set
-# CONFIG_BSP_USING_UART7 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32207i-eval/board/Kconfig b/bsp/gd32/arm/gd32207i-eval/board/Kconfig
index 5cdf723083..a0d39cf53c 100644
--- a/bsp/gd32/arm/gd32207i-eval/board/Kconfig
+++ b/bsp/gd32/arm/gd32207i-eval/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F20x
     bool
     default y
 
-config SOC_GD32207I
+config SOC_GD32F207IK
     bool
     select SOC_SERIES_GD32F20x
     select RT_USING_COMPONENTS_INIT
@@ -25,87 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default y
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_USING_UART1
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
+
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default n
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART2
-                bool "Enable UART2"
-                default n
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_USING_UART3
-                bool "Enable UART3"
-                default n
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
+            menuconfig BSP_USING_UART2
+                bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
 
-            config BSP_USING_UART5
-                bool "Enable UART5"
-                default n
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART5_RX_USING_DMA
-                bool "Enable UART5 RX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART6
-                bool "Enable UART6"
+            menuconfig BSP_USING_UART3
+                bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART6_RX_USING_DMA
-                bool "Enable UART6 RX DMA"
-                depends on BSP_USING_UART6
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART7
-                bool "Enable UART7"
-                default n
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART7_RX_USING_DMA
-                bool "Enable UART7 RX DMA"
-                depends on BSP_USING_UART7
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32207i-eval/project.ewp b/bsp/gd32/arm/gd32207i-eval/project.ewp
index d16181a6b9..00bb48f37d 100644
--- a/bsp/gd32/arm/gd32207i-eval/project.ewp
+++ b/bsp/gd32/arm/gd32207i-eval/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F20X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F20X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,27 +303,29 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS\GD\GD32F20x\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS</state>

           <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1137,13 +1139,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F20X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F20X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1275,27 +1277,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS\GD\GD32F20x\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m3</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS</state>

           <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2041,9 +2045,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS\GD\GD32F20x\Source\IAR\startup_gd32f20x_cl.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2053,16 +2054,16 @@
   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

   </group>

   <group>

@@ -2119,21 +2120,24 @@
       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2149,28 +2153,34 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Source\gd32f20x_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Source\IAR\startup_gd32f20x_cl.s</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Source\gd32f20x_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Source\system_gd32f20x.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\CMSIS\GD\GD32F20x\Source\system_gd32f20x.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Source\gd32f20x_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Source\gd32f20x_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F20x_Firmware_Library\GD32F20x_standard_peripheral\Source\gd32f20x_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_rcu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32207i-eval/project.uvoptx b/bsp/gd32/arm/gd32207i-eval/project.uvoptx
index 80edae96b4..d6cce1a318 100644
--- a/bsp/gd32/arm/gd32207i-eval/project.uvoptx
+++ b/bsp/gd32/arm/gd32207i-eval/project.uvoptx
@@ -10,7 +10,7 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc; *.md</tExt>
+    <tExt>*.txt; *.h; *.inc</tExt>
     <pExt>*.plm</pExt>
     <CppX>*.cpp</CppX>
     <nMigrate>0</nMigrate>
@@ -170,798 +170,6 @@
   </Target>
 
   <Group>
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-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>applications\main.c</PathWithFileName>
-      <FilenameWithoutPath>main.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-  </Group>
-
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-      <tvExp>0</tvExp>
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-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</PathWithFileName>
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-      <RteFlg>0</RteFlg>
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diff --git a/bsp/gd32/arm/gd32207i-eval/project.uvprojx b/bsp/gd32/arm/gd32207i-eval/project.uvprojx
index 469a1d1098..a5fb60363f 100644
--- a/bsp/gd32/arm/gd32207i-eval/project.uvprojx
+++ b/bsp/gd32/arm/gd32207i-eval/project.uvprojx
@@ -1,46 +1,42 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060960::V5.06 update 7 (build 960)::.\ARMCC</pCCUsed>
       <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>GD32F207IK</Device>
           <Vendor>GigaDevice</Vendor>
-          <PackID>GigaDevice.GD32F20x_DFP.2.2.3</PackID>
-          <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
+          <PackID>GigaDevice.GD32F20x_DFP.2.2.2</PackID>
+          <PackURL>http://gd32mcu.com/data/documents/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x040000) IROM(0x08000000,0x0300000) CPUTYPE("Cortex-M3") CLOCK(12000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0GD32F20x_CL -FS08000000 -FL0300000 -FP0($$Device:GD32F207IK$Flash\GD32F20x_CL.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32F207IK$Device\Include\gd32f20x.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32F207IK$SVD\GD32F20x_CL.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -62,8 +58,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -72,8 +68,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -83,14 +79,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -104,8 +100,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -114,7 +110,7 @@
           <SimDlgDll>DCM.DLL</SimDlgDll>
           <SimDlgDllArguments>-pCM3</SimDlgDllArguments>
           <TargetDllName>SARMCM3.DLL</TargetDllName>
-          <TargetDllArguments></TargetDllArguments>
+          <TargetDllArguments />
           <TargetDlgDll>TCM.DLL</TargetDlgDll>
           <TargetDlgDllArguments>-pCM3</TargetDlgDllArguments>
         </DllOption>
@@ -138,11 +134,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -175,7 +171,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M3"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -186,7 +182,6 @@
             <RvdsVP>0</RvdsVP>
             <RvdsMve>0</RvdsMve>
             <RvdsCdeCp>0</RvdsCdeCp>
-            <nBranchProt>0</nBranchProt>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -310,7 +305,7 @@
                 <Size>0x0</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector></RvctStartVector>
+            <RvctStartVector />
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -337,10 +332,10 @@
             <v6WtE>0</v6WtE>
             <v6Rtti>0</v6Rtti>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define>RT_USING_ARMLIBC, RT_USING_LIBC, USE_STDPERIPH_DRIVER, __CLK_TCK=RT_TICK_PER_SECOND, __STDC_LIMIT_MACROS, GD32F20X_CL, __RTTHREAD__</Define>
-              <Undefine></Undefine>
-              <IncludePath>..\..\..\..\components\libc\posix\io\epoll;board;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\drivers\phy;packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Include;..\..\..\..\components\drivers\include;packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Include;..\..\..\..\components\drivers\include;..\..\..\..\libcpu\arm\common;..\..\..\..\components\drivers\include;..\..\..\..\components\finsh;..\..\..\..\components\drivers\smp_call;..\..\..\..\include;.;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\libc\compilers\common\include;packages\gd32-arm-cmsis-latest\GD32F20x;..\..\..\..\libcpu\arm\cortex-m3;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension;applications;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\eventfd;..\libraries\gd32_drivers</IncludePath>
+              <MiscControls />
+              <Define>RT_USING_ARMLIBC, GD32F20X_CL, __RTTHREAD__, __STDC_LIMIT_MACROS, USE_STDPERIPH_DRIVER, RT_USING_LIBC, __CLK_TCK=RT_TICK_PER_SECOND</Define>
+              <Undefine />
+              <IncludePath>..\..\..\..\components\drivers\include;..\..\..\..\components\net\utest;..\..\..\..\libcpu\arm\cortex-m3;packages\gd32-arm-cmsis-latest\GD32F20x;..\..\..\..\components\drivers\include;..\..\..\..\components\finsh;applications;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\epoll;.;..\libraries\gd32_drivers;..\..\..\..\components\libc\compilers\common\include;packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Include;..\..\..\..\components\drivers\phy;board;packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Include;..\..\..\..\include;..\..\..\..\libcpu\arm\common;..\libraries\gd32_drivers\config;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\libc\posix\io\poll</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -355,10 +350,10 @@
             <useXO>0</useXO>
             <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
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-              <Define></Define>
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-                      <IncludePath></IncludePath>
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                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>mempool.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\mempool.c</FilePath>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>object.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\object.c</FilePath>
               <FileOption>
-                <CommonProperty>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>scheduler_comm.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\scheduler_comm.c</FilePath>
               <FileOption>
-                <CommonProperty>
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-                  <IncludeLibraryModules></IncludeLibraryModules>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>scheduler_up.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\scheduler_up.c</FilePath>
               <FileOption>
-                <CommonProperty>
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-                  <AlwaysBuild>0</AlwaysBuild>
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-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
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                 <FileArmAds>
                   <Cads>
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-                    <oTime>2</oTime>
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-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>thread.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\thread.c</FilePath>
               <FileOption>
-                <CommonProperty>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>timer.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\timer.c</FilePath>
               <FileOption>
-                <CommonProperty>
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-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
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-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
@@ -2007,29 +1023,37 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
+              <FileName>rt_vsscanf.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
               <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>kerrno.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>kstring.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>rt_vsscanf.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
-            </File>
-            <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -2041,21 +1065,29 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\atomic_arm.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>div0.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\div0.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>showmem.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\showmem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>context_rvds.S</FileName>
               <FileType>2</FileType>
               <FilePath>..\..\..\..\libcpu\arm\cortex-m3\context_rvds.S</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cpuport.c</FileName>
               <FileType>1</FileType>
@@ -2071,31 +1103,43 @@
               <FileType>2</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Source\ARM\startup_gd32f20x_cl.s</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>system_gd32f20x.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F20x\GD\GD32F20x\Source\system_gd32f20x.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f20x_exti.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_exti.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f20x_gpio.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_gpio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f20x_misc.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_misc.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f20x_rcu.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F20x\GD32F20x_standard_peripheral\Source\gd32f20x_rcu.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f20x_usart.c</FileName>
               <FileType>1</FileType>
@@ -2103,34 +1147,33 @@
             </File>
           </Files>
         </Group>
-        <Group>
-          <GroupName>::CMSIS</GroupName>
-        </Group>
       </Groups>
     </Target>
   </Targets>
-
   <RTE>
-    <apis/>
+    <apis />
     <components>
       <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.4.0" condition="ARMv6_7_8-M Device">
-        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0"/>
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0" />
         <targetInfos>
-          <targetInfo name="rt-thread"/>
+          <targetInfo name="rt-thread" />
         </targetInfos>
       </component>
     </components>
-    <files/>
+    <files />
   </RTE>
-
   <LayerInfo>
     <Layers>
       <Layer>
         <LayName>&lt;Project Info&gt;</LayName>
+        <LayDesc />
+        <LayUrl />
+        <LayKeys />
+        <LayCat />
+        <LayLic />
         <LayTarg>0</LayTarg>
         <LayPrjMark>1</LayPrjMark>
       </Layer>
     </Layers>
   </LayerInfo>
-
 </Project>
diff --git a/bsp/gd32/arm/gd32207i-eval/rtconfig.h b/bsp/gd32/arm/gd32207i-eval/rtconfig.h
index a9148f85ef..39f54ab5ca 100644
--- a/bsp/gd32/arm/gd32207i-eval/rtconfig.h
+++ b/bsp/gd32/arm/gd32207i-eval/rtconfig.h
@@ -321,6 +321,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -405,7 +409,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32207I
+#define SOC_GD32F207IK
 
 /* Onboard Peripheral Drivers */
 
@@ -413,8 +417,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART0
-#define BSP_USING_UART1
+#define BSP_UART0_TX_PIN "PA9"
+#define BSP_UART0_RX_PIN "PA10"
+#define BSP_UART0_AFIO "AF1"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32303c-start/.config b/bsp/gd32/arm/gd32303c-start/.config
index 8464b0d6bc..35d33c698e 100644
--- a/bsp/gd32/arm/gd32303c-start/.config
+++ b/bsp/gd32/arm/gd32303c-start/.config
@@ -347,8 +347,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -632,6 +630,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -726,6 +727,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -888,6 +890,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -936,6 +944,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1406,7 +1415,7 @@ CONFIG_SOC_SERIES_GD32F30x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32303C=y
+CONFIG_SOC_GD32F303CG=y
 
 #
 # Onboard Peripheral Drivers
@@ -1417,8 +1426,15 @@ CONFIG_SOC_GD32303C=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
+# CONFIG_BSP_USING_UART0 is not set
 CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
+CONFIG_BSP_UART1_TX_PIN="PA2"
+CONFIG_BSP_UART1_RX_PIN="PA3"
+CONFIG_BSP_UART1_AFIO="AF7"
+# CONFIG_BSP_USING_UART2 is not set
+# CONFIG_BSP_USING_UART3 is not set
 CONFIG_BSP_USING_GD_DBG=y
 # end of On-chip Peripheral Drivers
 
diff --git a/bsp/gd32/arm/gd32303c-start/board/Kconfig b/bsp/gd32/arm/gd32303c-start/board/Kconfig
index 31c2637150..65c4f89968 100644
--- a/bsp/gd32/arm/gd32303c-start/board/Kconfig
+++ b/bsp/gd32/arm/gd32303c-start/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F30x
     bool
     default y
 
-config SOC_GD32303C
+config SOC_GD32F303CG
     bool
     select SOC_SERIES_GD32F30x
     select RT_USING_COMPONENTS_INIT
@@ -25,19 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART0
+                bool "Enable UART0"
+                default n
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
+
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
+            menuconfig BSP_USING_UART2
+                bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
+
+            menuconfig BSP_USING_UART3
+                bool "Enable UART3"
+                default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
 
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     source "$(BSP_DIR)/../libraries/gd32_drivers/Kconfig"
diff --git a/bsp/gd32/arm/gd32303c-start/project.ewp b/bsp/gd32/arm/gd32303c-start/project.ewp
index b330f3516c..5ac547e390 100644
--- a/bsp/gd32/arm/gd32303c-start/project.ewp
+++ b/bsp/gd32/arm/gd32303c-start/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F30X_XD</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F30X_XD</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,27 +303,29 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

           <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include</state>

           <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1137,13 +1139,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F30X_XD</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F30X_XD</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1275,27 +1277,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

           <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include</state>

           <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2041,9 +2045,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Source\IAR\startup_gd32f30x_xd.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2056,10 +2057,10 @@
       <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

@@ -2116,24 +2117,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2149,28 +2153,34 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Source\IAR\startup_gd32f30x_xd.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Source\system_gd32f30x.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_rcu.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Source\system_gd32f30x.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32303c-start/project.uvoptx b/bsp/gd32/arm/gd32303c-start/project.uvoptx
index 82d92e9134..9906d20af8 100644
--- a/bsp/gd32/arm/gd32303c-start/project.uvoptx
+++ b/bsp/gd32/arm/gd32303c-start/project.uvoptx
@@ -10,7 +10,7 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
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diff --git a/bsp/gd32/arm/gd32303c-start/project.uvprojx b/bsp/gd32/arm/gd32303c-start/project.uvprojx
index 6db0b58dd9..e0935ae54a 100644
--- a/bsp/gd32/arm/gd32303c-start/project.uvprojx
+++ b/bsp/gd32/arm/gd32303c-start/project.uvprojx
@@ -1,46 +1,43 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060960::V5.06 update 7 (build 960)::.\ARMCC</pCCUsed>
+      <pCCUsed>5060750::V5.06 update 6 (build 750)::.\ARMCC</pCCUsed>
       <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>GD32F303CG</Device>
           <Vendor>GigaDevice</Vendor>
-          <PackID>GigaDevice.GD32F30x_DFP.2.2.1</PackID>
-          <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
+          <PackID>GigaDevice.GD32F30x_DFP.2.2.0</PackID>
+          <PackURL>http://gd32mcu.com/data/documents/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x018000) IROM(0x08000000,0x0100000) CPUTYPE("Cortex-M4") FPU2 CLOCK(12000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0GD32F30x_XD -FS08000000 -FL0100000 -FP0($$Device:GD32F303CG$Flash\GD32F30x_XD.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32F303CG$Device\Include\gd32f30x.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32F303CG$SVD\GD32F30x_XD.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -62,8 +59,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -72,8 +69,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -83,14 +80,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -104,8 +101,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -138,11 +135,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -175,7 +172,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M4"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -185,8 +182,6 @@
             <uocXRam>0</uocXRam>
             <RvdsVP>2</RvdsVP>
             <RvdsMve>0</RvdsMve>
-            <RvdsCdeCp>0</RvdsCdeCp>
-            <nBranchProt>0</nBranchProt>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -310,7 +305,7 @@
                 <Size>0x0</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector></RvctStartVector>
+            <RvctStartVector />
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -337,10 +332,10 @@
             <v6WtE>0</v6WtE>
             <v6Rtti>0</v6Rtti>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define>USE_STDPERIPH_DRIVER, GD32F30X_XD, RT_USING_ARMLIBC, __RTTHREAD__, RT_USING_LIBC, __CLK_TCK=RT_TICK_PER_SECOND, __STDC_LIMIT_MACROS</Define>
-              <Undefine></Undefine>
-              <IncludePath>..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\drivers\include;..\..\..\..\components\finsh;..\..\..\..\include;packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include;..\libraries\gd32_drivers;board;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\libc\posix\io\poll;packages\gd32-arm-cmsis-latest\GD32F30x;..\..\..\..\components\drivers\include;.;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\drivers\phy;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\drivers\include;..\..\..\..\libcpu\arm\common;applications;..\..\..\..\components\libc\compilers\common\extension;packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include</IncludePath>
+              <MiscControls />
+              <Define>USE_STDPERIPH_DRIVER, __STDC_LIMIT_MACROS, __RTTHREAD__, GD32F30X_XD, __CLK_TCK=RT_TICK_PER_SECOND, RT_USING_ARMLIBC, RT_USING_LIBC</Define>
+              <Undefine />
+              <IncludePath>board;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\posix\io\eventfd;.;..\..\..\..\include;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\net\utest;..\..\..\..\components\libc\posix\io\epoll;applications;..\..\..\..\components\drivers\phy;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers\config;..\..\..\..\libcpu\arm\common;..\libraries\gd32_drivers;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\poll;packages\gd32-arm-cmsis-latest\GD32F30x;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\include;packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\drivers\include;..\..\..\..\components\finsh</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -353,12 +348,12 @@
             <NoWarn>0</NoWarn>
             <uSurpInc>0</uSurpInc>
             <useXO>0</useXO>
-            <ClangAsOpt>4</ClangAsOpt>
+            <uClangAs>0</uClangAs>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define></Define>
-              <Undefine></Undefine>
-              <IncludePath></IncludePath>
+              <MiscControls />
+              <Define />
+              <Undefine />
+              <IncludePath />
             </VariousControls>
           </Aads>
           <LDads>
@@ -370,13 +365,13 @@
             <useFile>0</useFile>
             <TextAddressRange>0x08000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
-            <pXoBase></pXoBase>
+            <pXoBase />
             <ScatterFile>.\gd32_rom.ld</ScatterFile>
-            <IncludeLibs></IncludeLibs>
-            <IncludeLibsPath></IncludeLibsPath>
-            <Misc></Misc>
-            <LinkerInputFile></LinkerInputFile>
-            <DisabledWarnings></DisabledWarnings>
+            <IncludeLibs />
+            <IncludeLibsPath />
+            <Misc />
+            <LinkerInputFile />
+            <DisabledWarnings />
           </LDads>
         </TargetArmAds>
       </TargetOption>
@@ -399,36 +394,50 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>syscalls.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cctype.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cctype.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstdlib.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstdlib.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstring.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>ctime.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\ctime.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cunistd.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cunistd.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cwchar.c</FileName>
               <FileType>1</FileType>
@@ -444,668 +453,222 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\core\device.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
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               <FileName>mempool.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\mempool.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>object.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\object.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>scheduler_comm.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\scheduler_comm.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>scheduler_up.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\scheduler_up.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>thread.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\thread.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>timer.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\timer.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
@@ -2007,30 +1023,38 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>kstring.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>kstring.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+            </File>
+          </Files>
+          <Files>
             <File>
               <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
-            <File>
-              <FileName>kerrno.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
-            </File>
           </Files>
         </Group>
         <Group>
@@ -2041,21 +1065,29 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\atomic_arm.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>div0.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\div0.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>showmem.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\showmem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>context_rvds.S</FileName>
               <FileType>2</FileType>
               <FilePath>..\..\..\..\libcpu\arm\cortex-m4\context_rvds.S</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cpuport.c</FileName>
               <FileType>1</FileType>
@@ -2071,31 +1103,43 @@
               <FileType>2</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Source\ARM\startup_gd32f30x_xd.s</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>system_gd32f30x.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Source\system_gd32f30x.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f30x_exti.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_exti.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f30x_gpio.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_gpio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f30x_misc.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_misc.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f30x_rcu.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_rcu.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f30x_usart.c</FileName>
               <FileType>1</FileType>
@@ -2103,24 +1147,19 @@
             </File>
           </Files>
         </Group>
-        <Group>
-          <GroupName>::CMSIS</GroupName>
-        </Group>
       </Groups>
     </Target>
   </Targets>
-
   <RTE>
-    <apis/>
+    <apis />
     <components>
       <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.2.0" condition="ARMv6_7_8-M Device">
-        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.5.1"/>
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.5.1" />
         <targetInfos>
-          <targetInfo name="rt-thread"/>
+          <targetInfo name="rt-thread" />
         </targetInfos>
       </component>
     </components>
-    <files/>
+    <files />
   </RTE>
-
 </Project>
diff --git a/bsp/gd32/arm/gd32303c-start/rtconfig.h b/bsp/gd32/arm/gd32303c-start/rtconfig.h
index 1491c06229..73f9fde974 100644
--- a/bsp/gd32/arm/gd32303c-start/rtconfig.h
+++ b/bsp/gd32/arm/gd32303c-start/rtconfig.h
@@ -321,6 +321,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -405,7 +409,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32303C
+#define SOC_GD32F303CG
 
 /* Onboard Peripheral Drivers */
 
@@ -413,7 +417,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART1
+#define BSP_UART1_TX_PIN "PA2"
+#define BSP_UART1_RX_PIN "PA3"
+#define BSP_UART1_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32303e-eval/.config b/bsp/gd32/arm/gd32303e-eval/.config
index 51d4ff90e5..f08a0f20df 100644
--- a/bsp/gd32/arm/gd32303e-eval/.config
+++ b/bsp/gd32/arm/gd32303e-eval/.config
@@ -347,8 +347,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -632,6 +630,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -726,6 +727,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -888,6 +890,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -936,6 +944,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1406,7 +1415,7 @@ CONFIG_SOC_SERIES_GD32F30x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32303Z=y
+CONFIG_SOC_GD32F303ZE=y
 
 #
 # Onboard Peripheral Drivers
@@ -1417,12 +1426,15 @@ CONFIG_SOC_GD32303Z=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 # CONFIG_BSP_USING_UART0 is not set
 CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
+CONFIG_BSP_UART1_TX_PIN="PA2"
+CONFIG_BSP_UART1_RX_PIN="PA3"
+CONFIG_BSP_UART1_AFIO="AF7"
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32303e-eval/board/Kconfig b/bsp/gd32/arm/gd32303e-eval/board/Kconfig
index c0c2bfe04f..f46897be95 100644
--- a/bsp/gd32/arm/gd32303e-eval/board/Kconfig
+++ b/bsp/gd32/arm/gd32303e-eval/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F30x
     bool
     default y
 
-config SOC_GD32303Z
+config SOC_GD32F303ZE
     bool
     select SOC_SERIES_GD32F30x
     select RT_USING_COMPONENTS_INIT
@@ -25,57 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default n
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32303e-eval/project.ewp b/bsp/gd32/arm/gd32303e-eval/project.ewp
index 6de805663e..0b797637cd 100644
--- a/bsp/gd32/arm/gd32303e-eval/project.ewp
+++ b/bsp/gd32/arm/gd32303e-eval/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F30X_HD</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F30X_HD</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,26 +303,28 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Include</state>

-          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

           <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

         </option>

         <option>

@@ -1137,13 +1139,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F30X_HD</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F30X_HD</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1275,26 +1277,28 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Include</state>

-          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

           <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

         </option>

         <option>

@@ -2041,9 +2045,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Source\IAR\startup_gd32f30x_hd.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2053,13 +2054,13 @@
   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

@@ -2116,24 +2117,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2149,28 +2153,34 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Source\IAR\startup_gd32f30x_hd.s</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Source\system_gd32f30x.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Source\system_gd32f30x.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_rcu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32303e-eval/project.uvprojx b/bsp/gd32/arm/gd32303e-eval/project.uvprojx
index b4251aed97..0c176030e0 100644
--- a/bsp/gd32/arm/gd32303e-eval/project.uvprojx
+++ b/bsp/gd32/arm/gd32303e-eval/project.uvprojx
@@ -334,9 +334,9 @@
             <v6Rtti>0</v6Rtti>
             <VariousControls>
               <MiscControls />
-              <Define>RT_USING_LIBC, GD32F30X_HD, USE_STDPERIPH_DRIVER, RT_USING_ARMLIBC, __RTTHREAD__, __STDC_LIMIT_MACROS, __CLK_TCK=RT_TICK_PER_SECOND</Define>
+              <Define>GD32F30X_HD, __RTTHREAD__, __CLK_TCK=RT_TICK_PER_SECOND, USE_STDPERIPH_DRIVER, __STDC_LIMIT_MACROS, RT_USING_LIBC, RT_USING_ARMLIBC</Define>
               <Undefine />
-              <IncludePath>..\..\..\..\components\libc\posix\io\epoll;.;applications;..\..\..\..\include;..\..\..\..\libcpu\arm\common;..\..\..\..\components\libc\posix\ipc;board;packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include;packages\gd32-arm-cmsis-latest\GD32F30x;..\..\..\..\components\finsh;packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\phy;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers;..\..\..\..\components\drivers\include</IncludePath>
+              <IncludePath>packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\libc\compilers\common\include;applications;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\phy;packages\gd32-arm-cmsis-latest\GD32F30x;..\..\..\..\components\net\utest;..\..\..\..\components\drivers\include;board;..\..\..\..\components\finsh;packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers\config;.;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\drivers\smp_call;..\..\..\..\libcpu\arm\common;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\include;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -705,9 +705,9 @@
           <GroupName>Finsh</GroupName>
           <Files>
             <File>
-              <FileName>msh_parse.c</FileName>
+              <FileName>cmd.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
             </File>
           </Files>
           <Files>
@@ -719,16 +719,16 @@
           </Files>
           <Files>
             <File>
-              <FileName>cmd.c</FileName>
+              <FileName>msh.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>msh.c</FileName>
+              <FileName>msh_parse.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -1024,37 +1024,37 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kstring.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kerrno.c</FileName>
+              <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>rt_vsscanf.c</FileName>
+              <FileName>kstring.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
           </Files>
         </Group>
diff --git a/bsp/gd32/arm/gd32303e-eval/rtconfig.h b/bsp/gd32/arm/gd32303e-eval/rtconfig.h
index f4ccf941b7..cfc5b84e88 100644
--- a/bsp/gd32/arm/gd32303e-eval/rtconfig.h
+++ b/bsp/gd32/arm/gd32303e-eval/rtconfig.h
@@ -321,6 +321,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -405,7 +409,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32303Z
+#define SOC_GD32F303ZE
 
 /* Onboard Peripheral Drivers */
 
@@ -413,7 +417,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART1
+#define BSP_UART1_TX_PIN "PA2"
+#define BSP_UART1_RX_PIN "PA3"
+#define BSP_UART1_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32305r-start/.config b/bsp/gd32/arm/gd32305r-start/.config
index db21d4b5ec..d843bc9471 100644
--- a/bsp/gd32/arm/gd32305r-start/.config
+++ b/bsp/gd32/arm/gd32305r-start/.config
@@ -347,8 +347,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -632,6 +630,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -726,6 +727,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -888,6 +890,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -936,6 +944,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1406,7 +1415,7 @@ CONFIG_SOC_SERIES_GD32F30x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32305R=y
+CONFIG_SOC_GD32F305RC=y
 
 #
 # Onboard Peripheral Drivers
@@ -1417,12 +1426,15 @@ CONFIG_SOC_GD32305R=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 # CONFIG_BSP_USING_UART0 is not set
 CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
+CONFIG_BSP_UART1_TX_PIN="PA2"
+CONFIG_BSP_UART1_RX_PIN="PA3"
+CONFIG_BSP_UART1_AFIO="AF7"
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32305r-start/board/Kconfig b/bsp/gd32/arm/gd32305r-start/board/Kconfig
index ffa545e232..ce44b26f8f 100644
--- a/bsp/gd32/arm/gd32305r-start/board/Kconfig
+++ b/bsp/gd32/arm/gd32305r-start/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F30x
     bool
     default y
 
-config SOC_GD32305R
+config SOC_GD32F305RC
     bool
     select SOC_SERIES_GD32F30x
     select RT_USING_COMPONENTS_INIT
@@ -25,57 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default n
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32305r-start/project.ewp b/bsp/gd32/arm/gd32305r-start/project.ewp
index fc6da089f9..8758d0ad74 100644
--- a/bsp/gd32/arm/gd32305r-start/project.ewp
+++ b/bsp/gd32/arm/gd32305r-start/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F30X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F30X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,27 +303,29 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

           <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1137,13 +1139,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F30X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F30X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1275,27 +1277,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

           <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2041,9 +2045,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Source\IAR\startup_gd32f30x_cl.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2053,7 +2054,7 @@
   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

@@ -2062,7 +2063,7 @@
       <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

   </group>

   <group>

@@ -2116,24 +2117,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2149,28 +2153,34 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Source\IAR\startup_gd32f30x_cl.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Source\system_gd32f30x.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Source\system_gd32f30x.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_rcu.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32305r-start/project.uvoptx b/bsp/gd32/arm/gd32305r-start/project.uvoptx
index d3ff2abebb..9a597f5230 100644
--- a/bsp/gd32/arm/gd32305r-start/project.uvoptx
+++ b/bsp/gd32/arm/gd32305r-start/project.uvoptx
@@ -10,7 +10,7 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc; *.md</tExt>
+    <tExt>*.txt; *.h; *.inc</tExt>
     <pExt>*.plm</pExt>
     <CppX>*.cpp</CppX>
     <nMigrate>0</nMigrate>
@@ -77,7 +77,7 @@
         <tvExpOptDlg>0</tvExpOptDlg>
         <IsCurrentTarget>1</IsCurrentTarget>
       </OPTFL>
-      <CpuCode>255</CpuCode>
+      <CpuCode>0</CpuCode>
       <DebugOpt>
         <uSim>0</uSim>
         <uTrg>1</uTrg>
@@ -170,798 +170,6 @@
   </Target>
 
   <Group>
-    <GroupName>Applications</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
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-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>applications\main.c</PathWithFileName>
-      <FilenameWithoutPath>main.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-  </Group>
-
-  <Group>
-    <GroupName>Compiler</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
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-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</PathWithFileName>
-      <FilenameWithoutPath>syscall_mem.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
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-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
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-      <PathWithFileName>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</PathWithFileName>
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-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cstring.c</PathWithFileName>
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diff --git a/bsp/gd32/arm/gd32305r-start/project.uvprojx b/bsp/gd32/arm/gd32305r-start/project.uvprojx
index 5d96108980..aae13df901 100644
--- a/bsp/gd32/arm/gd32305r-start/project.uvprojx
+++ b/bsp/gd32/arm/gd32305r-start/project.uvprojx
@@ -1,46 +1,43 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060960::V5.06 update 7 (build 960)::.\ARMCC</pCCUsed>
+      <pCCUsed>5060750::V5.06 update 6 (build 750)::.\ARMCC</pCCUsed>
       <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>GD32F305RC</Device>
           <Vendor>GigaDevice</Vendor>
-          <PackID>GigaDevice.GD32F30x_DFP.2.2.1</PackID>
-          <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
+          <PackID>GigaDevice.GD32F30x_DFP.2.1.0</PackID>
+          <PackURL>http://gd32mcu.com/data/documents/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x018000) IROM(0x08000000,0x040000) CPUTYPE("Cortex-M4") FPU2 CLOCK(25000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC800 -FN1 -FF0GD32F30x_CL -FS08000000 -FL040000 -FP0($$Device:GD32F305RC$Flash\GD32F30x_CL.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32F305RC$Device\Include\gd32f30x.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32F305RC$SVD\GD32F30x_CL.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -62,8 +59,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -72,8 +69,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -83,14 +80,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -104,8 +101,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -138,11 +135,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -175,7 +172,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M4"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -186,7 +183,6 @@
             <RvdsVP>2</RvdsVP>
             <RvdsMve>0</RvdsMve>
             <RvdsCdeCp>0</RvdsCdeCp>
-            <nBranchProt>0</nBranchProt>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -310,7 +306,7 @@
                 <Size>0x0</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector></RvctStartVector>
+            <RvctStartVector />
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -337,10 +333,10 @@
             <v6WtE>0</v6WtE>
             <v6Rtti>0</v6Rtti>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define>__CLK_TCK=RT_TICK_PER_SECOND, RT_USING_LIBC, __RTTHREAD__, USE_STDPERIPH_DRIVER, __STDC_LIMIT_MACROS, RT_USING_ARMLIBC, GD32F30X_CL</Define>
-              <Undefine></Undefine>
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+              <MiscControls />
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+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0" />
         <targetInfos>
-          <targetInfo name="rt-thread"/>
+          <targetInfo name="rt-thread" />
         </targetInfos>
       </component>
     </components>
-    <files/>
+    <files />
   </RTE>
-
   <LayerInfo>
     <Layers>
       <Layer>
         <LayName>&lt;Project Info&gt;</LayName>
+        <LayDesc />
+        <LayUrl />
+        <LayKeys />
+        <LayCat />
+        <LayLic />
         <LayTarg>0</LayTarg>
         <LayPrjMark>1</LayPrjMark>
       </Layer>
     </Layers>
   </LayerInfo>
-
 </Project>
diff --git a/bsp/gd32/arm/gd32305r-start/rtconfig.h b/bsp/gd32/arm/gd32305r-start/rtconfig.h
index 7d7441e353..b00e6115f4 100644
--- a/bsp/gd32/arm/gd32305r-start/rtconfig.h
+++ b/bsp/gd32/arm/gd32305r-start/rtconfig.h
@@ -321,6 +321,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -405,7 +409,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32305R
+#define SOC_GD32F305RC
 
 /* Onboard Peripheral Drivers */
 
@@ -413,7 +417,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART1
+#define BSP_UART1_TX_PIN "PA2"
+#define BSP_UART1_RX_PIN "PA3"
+#define BSP_UART1_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32307e-start/.config b/bsp/gd32/arm/gd32307e-start/.config
index 8c4d856159..66c0a56702 100644
--- a/bsp/gd32/arm/gd32307e-start/.config
+++ b/bsp/gd32/arm/gd32307e-start/.config
@@ -347,8 +347,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -632,6 +630,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -726,6 +727,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -888,6 +890,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -936,6 +944,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1406,7 +1415,7 @@ CONFIG_SOC_SERIES_GD32F30x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32307E=y
+CONFIG_SOC_GD32F307VE=y
 
 #
 # Onboard Peripheral Drivers
@@ -1417,12 +1426,15 @@ CONFIG_SOC_GD32307E=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 # CONFIG_BSP_USING_UART0 is not set
 CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
+CONFIG_BSP_UART1_TX_PIN="PA2"
+CONFIG_BSP_UART1_RX_PIN="PA3"
+CONFIG_BSP_UART1_AFIO="AF7"
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32307e-start/board/Kconfig b/bsp/gd32/arm/gd32307e-start/board/Kconfig
index cfc1432f4f..d04e13d66b 100644
--- a/bsp/gd32/arm/gd32307e-start/board/Kconfig
+++ b/bsp/gd32/arm/gd32307e-start/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F30x
     bool
     default y
 
-config SOC_GD32307E
+config SOC_GD32F307VE
     bool
     select SOC_SERIES_GD32F30x
     select RT_USING_COMPONENTS_INIT
@@ -25,58 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default n
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
 
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32307e-start/project.ewp b/bsp/gd32/arm/gd32307e-start/project.ewp
index c52fd858fe..b51276d28b 100644
--- a/bsp/gd32/arm/gd32307e-start/project.ewp
+++ b/bsp/gd32/arm/gd32307e-start/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F30X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F30X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,27 +303,29 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1137,13 +1139,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F30X_CL</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F30X_CL</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1275,27 +1277,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2041,9 +2045,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Source\IAR\startup_gd32f30x_cl.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2053,6 +2054,9 @@
   <group>

     <name>Finsh</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

@@ -2061,9 +2065,6 @@
     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

-    </file>

   </group>

   <group>

     <name>Kernel</name>

@@ -2116,24 +2117,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2149,28 +2153,34 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\CMSIS\GD\GD32F30x\Source\system_gd32f30x.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Source\IAR\startup_gd32f30x_cl.s</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Source\system_gd32f30x.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F30x_Firmware_Library\GD32F30x_standard_peripheral\Source\gd32f30x_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_rcu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Source\gd32f30x_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32307e-start/project.uvprojx b/bsp/gd32/arm/gd32307e-start/project.uvprojx
index af4a0253e2..ef9827c877 100644
--- a/bsp/gd32/arm/gd32307e-start/project.uvprojx
+++ b/bsp/gd32/arm/gd32307e-start/project.uvprojx
@@ -334,9 +334,9 @@
             <v6Rtti>0</v6Rtti>
             <VariousControls>
               <MiscControls />
-              <Define>GD32F30X_CL, USE_STDPERIPH_DRIVER, __CLK_TCK=RT_TICK_PER_SECOND, RT_USING_LIBC, RT_USING_ARMLIBC, __RTTHREAD__, __STDC_LIMIT_MACROS</Define>
+              <Define>RT_USING_LIBC, RT_USING_ARMLIBC, GD32F30X_CL, __STDC_LIMIT_MACROS, __RTTHREAD__, USE_STDPERIPH_DRIVER, __CLK_TCK=RT_TICK_PER_SECOND</Define>
               <Undefine />
-              <IncludePath>packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include;..\..\..\..\libcpu\arm\common;..\..\..\..\include;..\..\..\..\components\drivers\include;..\..\..\..\libcpu\arm\cortex-m4;packages\gd32-arm-cmsis-latest\GD32F30x;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\phy;applications;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\libc\posix\io\epoll;..\libraries\gd32_drivers;.;..\..\..\..\components\drivers\include;packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\finsh;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\drivers\include;board;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\drivers\include</IncludePath>
+              <IncludePath>applications;..\..\..\..\components\libc\posix\io\eventfd;packages\gd32-arm-series-latest\GD32F30x\GD32F30x_standard_peripheral\Include;..\libraries\gd32_drivers\config;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\drivers\include;packages\gd32-arm-cmsis-latest\GD32F30x\GD\GD32F30x\Include;..\libraries\gd32_drivers;board;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\drivers\include;.;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\drivers\include;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\drivers\phy;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\libcpu\arm\common;..\..\..\..\components\net\utest;..\..\..\..\components\finsh;..\..\..\..\components\drivers\include;packages\gd32-arm-cmsis-latest\GD32F30x;..\..\..\..\include</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -705,16 +705,16 @@
           <GroupName>Finsh</GroupName>
           <Files>
             <File>
-              <FileName>shell.c</FileName>
+              <FileName>cmd.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\shell.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>cmd.c</FileName>
+              <FileName>msh_parse.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
             </File>
           </Files>
           <Files>
@@ -726,9 +726,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>msh_parse.c</FileName>
+              <FileName>shell.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\shell.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -1031,16 +1031,16 @@
           </Files>
           <Files>
             <File>
-              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
           </Files>
           <Files>
diff --git a/bsp/gd32/arm/gd32307e-start/rtconfig.h b/bsp/gd32/arm/gd32307e-start/rtconfig.h
index 3dc0cd6acd..3c8865e39e 100644
--- a/bsp/gd32/arm/gd32307e-start/rtconfig.h
+++ b/bsp/gd32/arm/gd32307e-start/rtconfig.h
@@ -321,6 +321,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -405,7 +409,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32307E
+#define SOC_GD32F307VE
 
 /* Onboard Peripheral Drivers */
 
@@ -413,7 +417,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART1
+#define BSP_UART1_TX_PIN "PA2"
+#define BSP_UART1_RX_PIN "PA3"
+#define BSP_UART1_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32407v-lckfb/.config b/bsp/gd32/arm/gd32407v-lckfb/.config
index b467df2f25..44c994a2b1 100644
--- a/bsp/gd32/arm/gd32407v-lckfb/.config
+++ b/bsp/gd32/arm/gd32407v-lckfb/.config
@@ -351,8 +351,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -636,6 +634,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -730,6 +731,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -892,6 +894,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -940,6 +948,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1410,7 +1419,7 @@ CONFIG_SOC_SERIES_GD32F4xx=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32407V=y
+CONFIG_SOC_GD32F407VE=y
 
 #
 # Onboard Peripheral Drivers
@@ -1423,14 +1432,15 @@ CONFIG_SOC_GD32407V=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 CONFIG_BSP_USING_UART0=y
-# CONFIG_BSP_UART0_RX_USING_DMA is not set
-# CONFIG_BSP_UART0_TX_USING_DMA is not set
+CONFIG_BSP_UART0_TX_PIN="PA9"
+CONFIG_BSP_UART0_RX_PIN="PA10"
+CONFIG_BSP_UART0_AFIO="AF7"
 # CONFIG_BSP_USING_UART1 is not set
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
-# CONFIG_BSP_USING_UART5 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32407v-lckfb/board/Kconfig b/bsp/gd32/arm/gd32407v-lckfb/board/Kconfig
index e2a75bc043..b9281dffeb 100644
--- a/bsp/gd32/arm/gd32407v-lckfb/board/Kconfig
+++ b/bsp/gd32/arm/gd32407v-lckfb/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F4xx
     bool
     default y
 
-config SOC_GD32407V
+config SOC_GD32F407VE
     bool
     select SOC_SERIES_GD32F4xx
     select RT_USING_COMPONENTS_INIT
@@ -45,211 +45,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
-                default n
+                default y
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_TX_USING_DMA
-                bool "Enable UART0 TX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
 
-            config BSP_UART0_RX_BUFSIZE
-                int "Set UART0 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART0_TX_BUFSIZE
-                int "Set UART0 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_UART0_DMA_PING_BUFSIZE
-                int "Set UART0 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART0_RX_USING_DMA
-                default 32
-                
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
-                default y
-
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
                 default n
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_TX_USING_DMA
-                bool "Enable UART1 TX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_BUFSIZE
-                int "Set UART1 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
 
-            config BSP_UART1_TX_BUFSIZE
-                int "Set UART1 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART1_DMA_PING_BUFSIZE
-                int "Set UART1 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART1_RX_USING_DMA
-                default 32
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_TX_USING_DMA
-                bool "Enable UART2 TX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
-            
-            config BSP_UART2_RX_BUFSIZE
-                int "Set UART2 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
 
-            config BSP_UART2_TX_BUFSIZE
-                int "Set UART2 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART2_DMA_PING_BUFSIZE
-                int "Set UART2 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART2_RX_USING_DMA
-                default 32
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_TX_USING_DMA
-                bool "Enable UART3 TX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_RX_BUFSIZE
-                int "Set UART3 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_TX_BUFSIZE
-                int "Set UART3 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART3_DMA_PING_BUFSIZE
-                int "Set UART3 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART3_RX_USING_DMA
-                default 32
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
-
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART4_TX_USING_DMA
-                bool "Enable UART4 TX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART4_RX_BUFSIZE
-                int "Set UART4 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART4_TX_BUFSIZE
-                int "Set UART4 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART4_DMA_PING_BUFSIZE
-                int "Set UART4 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART4_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART5
-                bool "Enable UART5"
-                default n
-
-            config BSP_UART5_RX_USING_DMA
-                bool "Enable UART5 RX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_TX_USING_DMA
-                bool "Enable UART5 TX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_RX_BUFSIZE
-                int "Set UART5 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART5_TX_BUFSIZE
-                int "Set UART5 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART5_DMA_PING_BUFSIZE
-                int "Set UART5 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART5_RX_USING_DMA
-                default 32
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32407v-lckfb/project.ewp b/bsp/gd32/arm/gd32407v-lckfb/project.ewp
index a04cae5c25..036e4a66c1 100644
--- a/bsp/gd32/arm/gd32407v-lckfb/project.ewp
+++ b/bsp/gd32/arm/gd32407v-lckfb/project.ewp
@@ -166,14 +166,14 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F407</state>

+          <state>LCKFB_SKYSTART_GD32F407V</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F407</state>

-          <state>LCKFB_SKYSTART_GD32F407V</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -304,27 +304,29 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\.</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1138,14 +1140,14 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F407</state>

+          <state>LCKFB_SKYSTART_GD32F407V</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F407</state>

-          <state>LCKFB_SKYSTART_GD32F407V</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1277,27 +1279,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\.</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2052,9 +2056,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Source\IAR\startup_gd32f4xx.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2064,16 +2065,16 @@
   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

   </group>

   <group>

@@ -2127,24 +2128,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+    </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2160,37 +2164,43 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\IAR\startup_gd32f4xx.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\system_gd32f4xx.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_i2c.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_i2c.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Source\system_gd32f4xx.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32407v-lckfb/project.uvoptx b/bsp/gd32/arm/gd32407v-lckfb/project.uvoptx
index f652a9542e..bf22d03cbd 100644
--- a/bsp/gd32/arm/gd32407v-lckfb/project.uvoptx
+++ b/bsp/gd32/arm/gd32407v-lckfb/project.uvoptx
@@ -73,7 +73,7 @@
         <LExpSel>0</LExpSel>
       </OPTXL>
       <OPTFL>
-        <tvExp>1</tvExp>
+        <tvExp>0</tvExp>
         <tvExpOptDlg>0</tvExpOptDlg>
         <IsCurrentTarget>1</IsCurrentTarget>
       </OPTFL>
@@ -175,870 +175,6 @@
   </Target>
 
   <Group>
-    <GroupName>Applications</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
-    <RteFlg>0</RteFlg>
-    <File>
-      <GroupNumber>1</GroupNumber>
-      <FileNumber>1</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>applications\main.c</PathWithFileName>
-      <FilenameWithoutPath>main.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-  </Group>
-
-  <Group>
-    <GroupName>Compiler</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
-    <RteFlg>0</RteFlg>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>2</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</PathWithFileName>
-      <FilenameWithoutPath>syscall_mem.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>3</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</PathWithFileName>
-      <FilenameWithoutPath>syscalls.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>4</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cctype.c</PathWithFileName>
-      <FilenameWithoutPath>cctype.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>5</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cstdlib.c</PathWithFileName>
-      <FilenameWithoutPath>cstdlib.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>6</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cstring.c</PathWithFileName>
-      <FilenameWithoutPath>cstring.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>7</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\ctime.c</PathWithFileName>
-      <FilenameWithoutPath>ctime.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>8</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cunistd.c</PathWithFileName>
-      <FilenameWithoutPath>cunistd.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
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-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>9</FileNumber>
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-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cwchar.c</PathWithFileName>
-      <FilenameWithoutPath>cwchar.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
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-  </Group>
-
-  <Group>
-    <GroupName>DeviceDrivers</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
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-      <FileNumber>10</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
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-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\drivers\core\device.c</PathWithFileName>
-      <FilenameWithoutPath>device.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
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-    <File>
-      <GroupNumber>3</GroupNumber>
-      <FileNumber>11</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\drivers\i2c\dev_i2c_bit_ops.c</PathWithFileName>
-      <FilenameWithoutPath>dev_i2c_bit_ops.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
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-    <File>
-      <GroupNumber>3</GroupNumber>
-      <FileNumber>12</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
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diff --git a/bsp/gd32/arm/gd32407v-lckfb/project.uvprojx b/bsp/gd32/arm/gd32407v-lckfb/project.uvprojx
index c4e33c74cf..fd2e39c5ee 100644
--- a/bsp/gd32/arm/gd32407v-lckfb/project.uvprojx
+++ b/bsp/gd32/arm/gd32407v-lckfb/project.uvprojx
@@ -1,10 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
@@ -19,28 +16,28 @@
           <PackID>GigaDevice.GD32F4xx_DFP.3.0.4</PackID>
           <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x020000) IRAM2(0x10000000,0x010000) IROM(0x08000000,0x080000) CPUTYPE("Cortex-M4") FPU2 CLOCK(12000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0GD32F4xx_512KB -FS08000000 -FL080000 -FP0($$Device:GD32F407VE$Flash\GD32F4xx_512KB.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32F407VE$Device\F4XX\Include\gd32f4xx.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32F407VE$SVD\GD32F4xx.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -62,8 +59,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -72,8 +69,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -83,14 +80,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -104,8 +101,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -138,11 +135,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -175,7 +172,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M4"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -310,7 +307,7 @@
                 <Size>0x10000</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector></RvctStartVector>
+            <RvctStartVector />
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -337,10 +334,10 @@
             <v6WtE>0</v6WtE>
             <v6Rtti>0</v6Rtti>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define>GD32F407, RT_USING_ARMLIBC, __CLK_TCK=RT_TICK_PER_SECOND, __STDC_LIMIT_MACROS, USE_STDPERIPH_DRIVER, __RTTHREAD__, LCKFB_SKYSTART_GD32F407V, RT_USING_LIBC</Define>
-              <Undefine></Undefine>
-              <IncludePath>..\..\..\..\components\libc\posix\ipc;..\..\..\..\libcpu\arm\common;board;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\drivers\smp_call;packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include;..\..\..\..\components\finsh;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;.;..\..\..\..\components\drivers\phy;..\..\..\..\components\libc\compilers\common\extension;packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include;..\..\..\..\include;packages\gd32-arm-cmsis-latest\GD32F4xx;..\libraries\gd32_drivers;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\drivers\include;applications</IncludePath>
+              <MiscControls />
+              <Define>RT_USING_LIBC, RT_USING_ARMLIBC, __RTTHREAD__, USE_STDPERIPH_DRIVER, __STDC_LIMIT_MACROS, __CLK_TCK=RT_TICK_PER_SECOND, GD32F407, LCKFB_SKYSTART_GD32F407V</Define>
+              <Undefine />
+              <IncludePath>..\..\..\..\components\drivers\include;applications;..\libraries\gd32_drivers\config;..\..\..\..\components\libc\posix\io\epoll;.;..\..\..\..\components\libc\posix\io\eventfd;packages\gd32-arm-cmsis-latest\GD32F4xx;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\libcpu\arm\common;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\finsh;..\libraries\gd32_drivers;..\..\..\..\components\drivers\include;..\..\..\..\include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include;..\..\..\..\components\net\utest;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\libc\posix\ipc;board;packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\phy;..\..\..\..\components\drivers\include</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -355,10 +352,10 @@
             <useXO>0</useXO>
             <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define></Define>
-              <Undefine></Undefine>
-              <IncludePath></IncludePath>
+              <MiscControls />
+              <Define />
+              <Undefine />
+              <IncludePath />
             </VariousControls>
           </Aads>
           <LDads>
@@ -370,13 +367,13 @@
             <useFile>0</useFile>
             <TextAddressRange>0x08000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
-            <pXoBase></pXoBase>
+            <pXoBase />
             <ScatterFile>.\gd32_rom.ld</ScatterFile>
-            <IncludeLibs></IncludeLibs>
-            <IncludeLibsPath></IncludeLibsPath>
-            <Misc></Misc>
-            <LinkerInputFile></LinkerInputFile>
-            <DisabledWarnings></DisabledWarnings>
+            <IncludeLibs />
+            <IncludeLibsPath />
+            <Misc />
+            <LinkerInputFile />
+            <DisabledWarnings />
           </LDads>
         </TargetArmAds>
       </TargetOption>
@@ -399,36 +396,50 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>syscalls.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cctype.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cctype.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstdlib.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstdlib.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstring.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>ctime.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\ctime.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cunistd.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cunistd.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cwchar.c</FileName>
               <FileType>1</FileType>
@@ -444,47 +455,8 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\core\device.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_IPC_SOURCE__</Define>
@@ -495,52 +467,15 @@
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>dev_i2c_bit_ops.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\i2c\dev_i2c_bit_ops.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_IPC_SOURCE__</Define>
@@ -551,52 +486,15 @@
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>dev_i2c_core.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\i2c\dev_i2c_core.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
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-                  <RVCTOtherData>0</RVCTOtherData>
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-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
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@@ -1309,20 +767,26 @@
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-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
@@ -1889,52 +981,15 @@
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>object.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\object.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
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-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
@@ -1945,52 +1000,15 @@
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>scheduler_comm.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\scheduler_comm.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
@@ -2001,52 +1019,15 @@
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>scheduler_up.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\scheduler_up.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
@@ -2057,52 +1038,15 @@
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>thread.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\thread.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
@@ -2113,52 +1057,15 @@
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>timer.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\timer.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
@@ -2175,29 +1082,37 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
               <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>rt_vsscanf.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
-            </File>
-            <File>
-              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileName>kstring.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>kstring.c</FileName>
+              <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -2209,21 +1124,29 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\atomic_arm.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>div0.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\div0.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>showmem.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\showmem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>context_rvds.S</FileName>
               <FileType>2</FileType>
               <FilePath>..\..\..\..\libcpu\arm\cortex-m4\context_rvds.S</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cpuport.c</FileName>
               <FileType>1</FileType>
@@ -2239,46 +1162,64 @@
               <FileType>2</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\ARM\startup_gd32f4xx.s</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>system_gd32f4xx.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\system_gd32f4xx.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_dma.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_exti.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_gpio.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_i2c.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_i2c.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_misc.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_rcu.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_syscfg.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_usart.c</FileName>
               <FileType>1</FileType>
@@ -2286,26 +1227,21 @@
             </File>
           </Files>
         </Group>
-        <Group>
-          <GroupName>::CMSIS</GroupName>
-        </Group>
       </Groups>
     </Target>
   </Targets>
-
   <RTE>
-    <apis/>
+    <apis />
     <components>
       <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.6.0" condition="ARMv6_7_8-M Device">
-        <package name="CMSIS" schemaVersion="1.7.7" url="http://www.keil.com/pack/" vendor="ARM" version="5.9.0"/>
+        <package name="CMSIS" schemaVersion="1.7.7" url="http://www.keil.com/pack/" vendor="ARM" version="5.9.0" />
         <targetInfos>
-          <targetInfo name="rt-thread"/>
+          <targetInfo name="rt-thread" />
         </targetInfos>
       </component>
     </components>
-    <files/>
+    <files />
   </RTE>
-
   <LayerInfo>
     <Layers>
       <Layer>
@@ -2315,5 +1251,4 @@
       </Layer>
     </Layers>
   </LayerInfo>
-
 </Project>
diff --git a/bsp/gd32/arm/gd32407v-lckfb/rtconfig.h b/bsp/gd32/arm/gd32407v-lckfb/rtconfig.h
index 761682bbf8..0dc1823e3a 100644
--- a/bsp/gd32/arm/gd32407v-lckfb/rtconfig.h
+++ b/bsp/gd32/arm/gd32407v-lckfb/rtconfig.h
@@ -323,6 +323,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -407,7 +411,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32407V
+#define SOC_GD32F407VE
 
 /* Onboard Peripheral Drivers */
 
@@ -417,7 +421,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART0
+#define BSP_UART0_TX_PIN "PA9"
+#define BSP_UART0_RX_PIN "PA10"
+#define BSP_UART0_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32407v-start/.config b/bsp/gd32/arm/gd32407v-start/.config
index 56900a64a5..2c3c123e74 100644
--- a/bsp/gd32/arm/gd32407v-start/.config
+++ b/bsp/gd32/arm/gd32407v-start/.config
@@ -351,8 +351,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -636,6 +634,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -730,6 +731,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -892,6 +894,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -940,6 +948,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1410,7 +1419,7 @@ CONFIG_SOC_SERIES_GD32F4xx=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32407V=y
+CONFIG_SOC_GD32F407VK=y
 
 #
 # Onboard Peripheral Drivers
@@ -1421,14 +1430,15 @@ CONFIG_SOC_GD32407V=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 # CONFIG_BSP_USING_UART0 is not set
 CONFIG_BSP_USING_UART1=y
-# CONFIG_BSP_UART1_RX_USING_DMA is not set
-# CONFIG_BSP_UART1_TX_USING_DMA is not set
+CONFIG_BSP_UART1_TX_PIN="PA2"
+CONFIG_BSP_UART1_RX_PIN="PA3"
+CONFIG_BSP_UART1_AFIO="AF7"
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
-# CONFIG_BSP_USING_UART5 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32407v-start/board/Kconfig b/bsp/gd32/arm/gd32407v-start/board/Kconfig
index dda538b604..bf19a90c80 100644
--- a/bsp/gd32/arm/gd32407v-start/board/Kconfig
+++ b/bsp/gd32/arm/gd32407v-start/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F4xx
     bool
     default y
 
-config SOC_GD32407V
+config SOC_GD32F407VK
     bool
     select SOC_SERIES_GD32F4xx
     select RT_USING_COMPONENTS_INIT
@@ -25,211 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default n
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_TX_USING_DMA
-                bool "Enable UART0 TX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
 
-            config BSP_UART0_RX_BUFSIZE
-                int "Set UART0 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART0_TX_BUFSIZE
-                int "Set UART0 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART0_DMA_PING_BUFSIZE
-                int "Set UART0 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART0_RX_USING_DMA
-                default 32
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART1_TX_USING_DMA
-                bool "Enable UART1 TX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_BUFSIZE
-                int "Set UART1 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
 
-            config BSP_UART1_TX_BUFSIZE
-                int "Set UART1 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART1_DMA_PING_BUFSIZE
-                int "Set UART1 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART1_RX_USING_DMA
-                default 32
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PB10"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PB11"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_TX_USING_DMA
-                bool "Enable UART2 TX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
-            
-            config BSP_UART2_RX_BUFSIZE
-                int "Set UART2 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
 
-            config BSP_UART2_TX_BUFSIZE
-                int "Set UART2 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART2_DMA_PING_BUFSIZE
-                int "Set UART2 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART2_RX_USING_DMA
-                default 32
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PC10"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PC11"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF8"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_TX_USING_DMA
-                bool "Enable UART3 TX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_RX_BUFSIZE
-                int "Set UART3 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART3_TX_BUFSIZE
-                int "Set UART3 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART3_DMA_PING_BUFSIZE
-                int "Set UART3 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART3_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
-
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART4_TX_USING_DMA
-                bool "Enable UART4 TX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART4_RX_BUFSIZE
-                int "Set UART4 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_TX_BUFSIZE
-                int "Set UART4 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART4_DMA_PING_BUFSIZE
-                int "Set UART4 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART4_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART5
-                bool "Enable UART5"
-                default n
-
-            config BSP_UART5_RX_USING_DMA
-                bool "Enable UART5 RX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_TX_USING_DMA
-                bool "Enable UART5 TX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_RX_BUFSIZE
-                int "Set UART5 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART5_TX_BUFSIZE
-                int "Set UART5 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART5_DMA_PING_BUFSIZE
-                int "Set UART5 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART5_RX_USING_DMA
-                default 32
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32407v-start/project.ewp b/bsp/gd32/arm/gd32407v-start/project.ewp
index 38b274bb84..44145b54ea 100644
--- a/bsp/gd32/arm/gd32407v-start/project.ewp
+++ b/bsp/gd32/arm/gd32407v-start/project.ewp
@@ -166,13 +166,13 @@
         <debug>1</debug>

         <option>

           <name>CCDefines</name>

+          <state>GD32F407</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F407</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -303,27 +303,29 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\applications</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1137,13 +1139,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F407</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32F407</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1275,27 +1277,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\applications</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2050,27 +2054,22 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Source\IAR\startup_gd32f4xx.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_usart.c</name>

     </file>

   </group>

   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

@@ -2127,24 +2126,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2160,37 +2162,43 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\IAR\startup_gd32f4xx.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\system_gd32f4xx.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_i2c.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_i2c.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Source\system_gd32f4xx.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32407v-start/project.uvoptx b/bsp/gd32/arm/gd32407v-start/project.uvoptx
index 0434632cd4..263c23a06e 100644
--- a/bsp/gd32/arm/gd32407v-start/project.uvoptx
+++ b/bsp/gd32/arm/gd32407v-start/project.uvoptx
@@ -10,7 +10,7 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc; *.md</tExt>
+    <tExt>*.txt; *.h; *.inc</tExt>
     <pExt>*.plm</pExt>
     <CppX>*.cpp</CppX>
     <nMigrate>0</nMigrate>
@@ -170,870 +170,6 @@
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diff --git a/bsp/gd32/arm/gd32407v-start/project.uvprojx b/bsp/gd32/arm/gd32407v-start/project.uvprojx
index cc881d3d86..c003648935 100644
--- a/bsp/gd32/arm/gd32407v-start/project.uvprojx
+++ b/bsp/gd32/arm/gd32407v-start/project.uvprojx
@@ -1,10 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
@@ -19,28 +16,28 @@
           <PackID>GigaDevice.GD32F4xx_DFP.2.1.0</PackID>
           <PackURL>http://gd32mcu.com/data/documents/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x020000) IRAM2(0x10000000,0x010000) IROM(0x08000000,0x300000) CPUTYPE("Cortex-M4") FPU2 CLOCK(25000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC800 -FN1 -FF0GD32F4xx_3MB -FS08000000 -FL0300000 -FP0($$Device:GD32F407VK$Flash\GD32F4xx_3MB.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32F407VK$Device\F4XX\Include\gd32f4xx.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32F407VK$SVD\GD32F4xx.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -62,8 +59,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -72,8 +69,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -83,14 +80,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -104,8 +101,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -138,11 +135,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -175,7 +172,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M4"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -186,7 +183,6 @@
             <RvdsVP>2</RvdsVP>
             <RvdsMve>0</RvdsMve>
             <RvdsCdeCp>0</RvdsCdeCp>
-            <nBranchProt>0</nBranchProt>
             <hadIRAM2>1</hadIRAM2>
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-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>timer.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\timer.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
@@ -2175,29 +1081,37 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>kerrno.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>kstring.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>rt_vsscanf.c</FileName>
+              <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -2209,21 +1123,29 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\atomic_arm.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>div0.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\div0.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>showmem.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\showmem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>context_rvds.S</FileName>
               <FileType>2</FileType>
               <FilePath>..\..\..\..\libcpu\arm\cortex-m4\context_rvds.S</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cpuport.c</FileName>
               <FileType>1</FileType>
@@ -2239,46 +1161,64 @@
               <FileType>2</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\ARM\startup_gd32f4xx.s</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>system_gd32f4xx.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\system_gd32f4xx.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_dma.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_exti.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_gpio.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_i2c.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_i2c.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_misc.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_rcu.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_syscfg.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_usart.c</FileName>
               <FileType>1</FileType>
@@ -2286,34 +1226,33 @@
             </File>
           </Files>
         </Group>
-        <Group>
-          <GroupName>::CMSIS</GroupName>
-        </Group>
       </Groups>
     </Target>
   </Targets>
-
   <RTE>
-    <apis/>
+    <apis />
     <components>
       <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.4.0" condition="ARMv6_7_8-M Device">
-        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0"/>
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.7.0" />
         <targetInfos>
-          <targetInfo name="rt-thread"/>
+          <targetInfo name="rt-thread" />
         </targetInfos>
       </component>
     </components>
-    <files/>
+    <files />
   </RTE>
-
   <LayerInfo>
     <Layers>
       <Layer>
         <LayName>&lt;Project Info&gt;</LayName>
+        <LayDesc />
+        <LayUrl />
+        <LayKeys />
+        <LayCat />
+        <LayLic />
         <LayTarg>0</LayTarg>
         <LayPrjMark>1</LayPrjMark>
       </Layer>
     </Layers>
   </LayerInfo>
-
 </Project>
diff --git a/bsp/gd32/arm/gd32407v-start/rtconfig.h b/bsp/gd32/arm/gd32407v-start/rtconfig.h
index 74b3b3f65f..339a74377d 100644
--- a/bsp/gd32/arm/gd32407v-start/rtconfig.h
+++ b/bsp/gd32/arm/gd32407v-start/rtconfig.h
@@ -323,6 +323,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -407,7 +411,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32407V
+#define SOC_GD32F407VK
 
 /* Onboard Peripheral Drivers */
 
@@ -415,7 +419,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART1
+#define BSP_UART1_TX_PIN "PA2"
+#define BSP_UART1_RX_PIN "PA3"
+#define BSP_UART1_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32450z-eval/.config b/bsp/gd32/arm/gd32450z-eval/.config
index f46b9723d3..547c539e72 100644
--- a/bsp/gd32/arm/gd32450z-eval/.config
+++ b/bsp/gd32/arm/gd32450z-eval/.config
@@ -180,7 +180,7 @@ CONFIG_RT_USING_DEVICE=y
 # CONFIG_RT_USING_THREADSAFE_PRINTF is not set
 CONFIG_RT_USING_CONSOLE=y
 CONFIG_RT_CONSOLEBUF_SIZE=128
-CONFIG_RT_CONSOLE_DEVICE_NAME="uart"
+CONFIG_RT_CONSOLE_DEVICE_NAME="uart0"
 CONFIG_RT_VER_NUM=0x50201
 # CONFIG_RT_USING_STDC_ATOMIC is not set
 CONFIG_RT_BACKTRACE_LEVEL_MAX_NR=32
@@ -363,8 +363,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -648,6 +646,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -742,6 +743,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -904,6 +906,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -952,6 +960,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1422,7 +1431,7 @@ CONFIG_SOC_SERIES_GD32F4xx=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32450Z=y
+CONFIG_SOC_GD32F450ZK=y
 
 #
 # Onboard Peripheral Drivers
@@ -1433,16 +1442,15 @@ CONFIG_SOC_GD32450Z=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 CONFIG_BSP_USING_UART0=y
-# CONFIG_BSP_UART0_RX_USING_DMA is not set
-# CONFIG_BSP_UART0_TX_USING_DMA is not set
+CONFIG_BSP_UART0_TX_PIN="PA9"
+CONFIG_BSP_UART0_RX_PIN="PA10"
+CONFIG_BSP_UART0_AFIO="AF1"
 # CONFIG_BSP_USING_UART1 is not set
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
-# CONFIG_BSP_USING_UART5 is not set
-# CONFIG_BSP_USING_UART6 is not set
-# CONFIG_BSP_USING_UART7 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32450z-eval/board/Kconfig b/bsp/gd32/arm/gd32450z-eval/board/Kconfig
index a75b84f92e..c0a86c5def 100644
--- a/bsp/gd32/arm/gd32450z-eval/board/Kconfig
+++ b/bsp/gd32/arm/gd32450z-eval/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F4xx
     bool
     default y
 
-config SOC_GD32450Z
+config SOC_GD32F450ZK
     bool
     select SOC_SERIES_GD32F4xx
     select RT_USING_COMPONENTS_INIT
@@ -25,279 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
-                default n
+                default y
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_TX_USING_DMA
-                bool "Enable UART0 TX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
 
-            config BSP_UART0_RX_BUFSIZE
-                int "Set UART0 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART0_TX_BUFSIZE
-                int "Set UART0 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_UART0_DMA_PING_BUFSIZE
-                int "Set UART0 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART0_RX_USING_DMA
-                default 32
-                
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
-                default y
-
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
                 default n
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_TX_USING_DMA
-                bool "Enable UART1 TX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_BUFSIZE
-                int "Set UART1 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
 
-            config BSP_UART1_TX_BUFSIZE
-                int "Set UART1 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART1_DMA_PING_BUFSIZE
-                int "Set UART1 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART1_RX_USING_DMA
-                default 32
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PB10"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PB11"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_TX_USING_DMA
-                bool "Enable UART2 TX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
-            
-            config BSP_UART2_RX_BUFSIZE
-                int "Set UART2 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
 
-            config BSP_UART2_TX_BUFSIZE
-                int "Set UART2 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART2_DMA_PING_BUFSIZE
-                int "Set UART2 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART2_RX_USING_DMA
-                default 32
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PC10"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PC11"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF8"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_TX_USING_DMA
-                bool "Enable UART3 TX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_RX_BUFSIZE
-                int "Set UART3 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART3_TX_BUFSIZE
-                int "Set UART3 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART3_DMA_PING_BUFSIZE
-                int "Set UART3 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART3_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
-
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART4_TX_USING_DMA
-                bool "Enable UART4 TX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART4_RX_BUFSIZE
-                int "Set UART4 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART4_TX_BUFSIZE
-                int "Set UART4 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_DMA_PING_BUFSIZE
-                int "Set UART4 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART4_RX_USING_DMA
-                default 32
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_USING_UART5
-                bool "Enable UART5"
-                default n
-
-            config BSP_UART5_RX_USING_DMA
-                bool "Enable UART5 RX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_TX_USING_DMA
-                bool "Enable UART5 TX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_RX_BUFSIZE
-                int "Set UART5 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART5_TX_BUFSIZE
-                int "Set UART5 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART5_DMA_PING_BUFSIZE
-                int "Set UART5 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART5_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART6
-                bool "Enable UART6"
-                default n
-
-            config BSP_UART6_RX_USING_DMA
-                bool "Enable UART6 RX DMA"
-                depends on BSP_USING_UART6
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART6_TX_USING_DMA
-                bool "Enable UART6 TX DMA"
-                depends on BSP_USING_UART6
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART6_RX_BUFSIZE
-                int "Set UART6 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART6_TX_BUFSIZE
-                int "Set UART6 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART6_DMA_PING_BUFSIZE
-                int "Set UART6 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART6_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART7
-                bool "Enable UART7"
-                default n
-
-            config BSP_UART7_RX_USING_DMA
-                bool "Enable UART7 RX DMA"
-                depends on BSP_USING_UART7
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART7_TX_USING_DMA
-                bool "Enable UART7 TX DMA"
-                depends on BSP_USING_UART7
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART7_RX_BUFSIZE
-                int "Set UART7 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART7_TX_BUFSIZE
-                int "Set UART7 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART7_DMA_PING_BUFSIZE
-                int "Set UART7 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART7_RX_USING_DMA
-                default 32
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32450z-eval/project.ewp b/bsp/gd32/arm/gd32450z-eval/project.ewp
index 1b2487273b..3f5531b7a2 100644
--- a/bsp/gd32/arm/gd32450z-eval/project.ewp
+++ b/bsp/gd32/arm/gd32450z-eval/project.ewp
@@ -168,14 +168,14 @@
           <name>CCDefines</name>

           <state>USE_STDPERIPH_DRIVER</state>

           <state>GD32F4XX</state>

+          <state>GD32F450</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

           <state>_DLIB_FILE_DESCRIPTOR</state>

-          <state>GD32F450</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -306,28 +306,30 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\board</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx</state>

+          <state>$PROJ_DIR$\applications</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1141,14 +1143,14 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F450</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

           <state>_DLIB_FILE_DESCRIPTOR</state>

-          <state>GD32F450</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1280,28 +1282,30 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\board</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx</state>

+          <state>$PROJ_DIR$\applications</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2047,9 +2051,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Source\IAR\startup_gd32f4xx.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2059,9 +2060,6 @@
   <group>

     <name>Filesystem</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_fs.c</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs.c</name>

     </file>

     <file>

@@ -2070,24 +2068,27 @@
     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_file.c</name>

     </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_fs.c</name>

+    </file>

   </group>

   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

-    </file>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_file.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_file.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+    </file>

   </group>

   <group>

     <name>Kernel</name>

@@ -2140,24 +2141,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+    </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2173,34 +2177,40 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\IAR\startup_gd32f4xx.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\system_gd32f4xx.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Source\system_gd32f4xx.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32450z-eval/project.uvprojx b/bsp/gd32/arm/gd32450z-eval/project.uvprojx
index e2ce0d5a53..c6fa021836 100644
--- a/bsp/gd32/arm/gd32450z-eval/project.uvprojx
+++ b/bsp/gd32/arm/gd32450z-eval/project.uvprojx
@@ -333,9 +333,9 @@
             <v6Rtti>0</v6Rtti>
             <VariousControls>
               <MiscControls />
-              <Define>__RTTHREAD__, GD32F450, __STDC_LIMIT_MACROS, USE_STDPERIPH_DRIVER, RT_USING_LIBC, __CLK_TCK=RT_TICK_PER_SECOND, RT_USING_ARMLIBC</Define>
+              <Define>GD32F450, USE_STDPERIPH_DRIVER, RT_USING_LIBC, RT_USING_ARMLIBC, __CLK_TCK=RT_TICK_PER_SECOND, __RTTHREAD__, __STDC_LIMIT_MACROS</Define>
               <Undefine />
-              <IncludePath>..\..\..\..\components\libc\compilers\common\include;.;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\posix\io\epoll;..\libraries\gd32_drivers;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\libcpu\arm\common;..\..\..\..\include;packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\drivers\phy;..\..\..\..\components\drivers\include;packages\gd32-arm-cmsis-latest\GD32F4xx;..\..\..\..\components\drivers\include;packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\drivers\include;..\..\..\..\components\finsh;..\..\..\..\components\dfs\dfs_v1\include;board;..\..\..\..\components\libc\posix\ipc;applications</IncludePath>
+              <IncludePath>..\..\..\..\components\dfs\dfs_v1\include;..\libraries\gd32_drivers;..\..\..\..\components\drivers\include;board;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\phy;..\..\..\..\libcpu\arm\common;..\..\..\..\include;..\..\..\..\components\drivers\include;packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;.;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\libcpu\arm\cortex-m4;packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include;applications;..\..\..\..\components\net\utest;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\drivers\include;packages\gd32-arm-cmsis-latest\GD32F4xx;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\finsh;..\libraries\gd32_drivers\config;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\libc\compilers\common\include</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -742,9 +742,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>dfs_posix.c</FileName>
+              <FileName>dfs_fs.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</FilePath>
+              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_fs.c</FilePath>
               <FileOption>
                 <FileArmAds>
                   <Cads>
@@ -761,9 +761,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>dfs_fs.c</FileName>
+              <FileName>dfs_posix.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_fs.c</FilePath>
+              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</FilePath>
               <FileOption>
                 <FileArmAds>
                   <Cads>
@@ -783,9 +783,9 @@
           <GroupName>Finsh</GroupName>
           <Files>
             <File>
-              <FileName>cmd.c</FileName>
+              <FileName>msh_file.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh_file.c</FilePath>
             </File>
           </Files>
           <Files>
@@ -797,16 +797,16 @@
           </Files>
           <Files>
             <File>
-              <FileName>msh_parse.c</FileName>
+              <FileName>cmd.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>msh_file.c</FileName>
+              <FileName>msh_parse.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh_file.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
             </File>
           </Files>
           <Files>
@@ -1109,37 +1109,37 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileName>kstring.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kerrno.c</FileName>
+              <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kstring.c</FileName>
+              <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>rt_vsscanf.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
           </Files>
         </Group>
diff --git a/bsp/gd32/arm/gd32450z-eval/rtconfig.h b/bsp/gd32/arm/gd32450z-eval/rtconfig.h
index 7a708263d9..190e8cb0cb 100644
--- a/bsp/gd32/arm/gd32450z-eval/rtconfig.h
+++ b/bsp/gd32/arm/gd32450z-eval/rtconfig.h
@@ -104,7 +104,7 @@
 #define RT_USING_DEVICE
 #define RT_USING_CONSOLE
 #define RT_CONSOLEBUF_SIZE 128
-#define RT_CONSOLE_DEVICE_NAME "uart"
+#define RT_CONSOLE_DEVICE_NAME "uart0"
 #define RT_VER_NUM 0x50201
 #define RT_BACKTRACE_LEVEL_MAX_NR 32
 /* end of RT-Thread Kernel */
@@ -328,6 +328,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -412,7 +416,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32450Z
+#define SOC_GD32F450ZK
 
 /* Onboard Peripheral Drivers */
 
@@ -420,7 +424,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART0
+#define BSP_UART0_TX_PIN "PA9"
+#define BSP_UART0_RX_PIN "PA10"
+#define BSP_UART0_AFIO "AF1"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32470i-eval/.config b/bsp/gd32/arm/gd32470i-eval/.config
index e869deb23d..90d231da20 100644
--- a/bsp/gd32/arm/gd32470i-eval/.config
+++ b/bsp/gd32/arm/gd32470i-eval/.config
@@ -348,8 +348,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -633,6 +631,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -727,6 +728,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -889,6 +891,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -937,6 +945,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1407,7 +1416,7 @@ CONFIG_SOC_SERIES_GD32F4xx=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32470Z=y
+CONFIG_SOC_GD32F470ZG=y
 
 #
 # Onboard Peripheral Drivers
@@ -1418,16 +1427,15 @@ CONFIG_SOC_GD32470Z=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 CONFIG_BSP_USING_UART0=y
-# CONFIG_BSP_UART0_RX_USING_DMA is not set
-# CONFIG_BSP_UART0_TX_USING_DMA is not set
+CONFIG_BSP_UART0_TX_PIN="PA9"
+CONFIG_BSP_UART0_RX_PIN="PA10"
+CONFIG_BSP_UART0_AFIO="AF1"
 # CONFIG_BSP_USING_UART1 is not set
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
-# CONFIG_BSP_USING_UART5 is not set
-# CONFIG_BSP_USING_UART6 is not set
-# CONFIG_BSP_USING_UART7 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32470i-eval/board/Kconfig b/bsp/gd32/arm/gd32470i-eval/board/Kconfig
index 290991f431..5ab121f7dd 100644
--- a/bsp/gd32/arm/gd32470i-eval/board/Kconfig
+++ b/bsp/gd32/arm/gd32470i-eval/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F4xx
     bool
     default y
 
-config SOC_GD32470Z
+config SOC_GD32F470ZG
     bool
     select SOC_SERIES_GD32F4xx
     select RT_USING_COMPONENTS_INIT
@@ -25,279 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
-                default n
+                default y
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_TX_USING_DMA
-                bool "Enable UART0 TX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
 
-            config BSP_UART0_RX_BUFSIZE
-                int "Set UART0 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART0_TX_BUFSIZE
-                int "Set UART0 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_UART0_DMA_PING_BUFSIZE
-                int "Set UART0 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART0_RX_USING_DMA
-                default 32
-                
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
-                default y
-
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
                 default n
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_TX_USING_DMA
-                bool "Enable UART1 TX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_BUFSIZE
-                int "Set UART1 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
 
-            config BSP_UART1_TX_BUFSIZE
-                int "Set UART1 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART1_DMA_PING_BUFSIZE
-                int "Set UART1 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART1_RX_USING_DMA
-                default 32
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PB10"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PB11"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_TX_USING_DMA
-                bool "Enable UART2 TX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
-            
-            config BSP_UART2_RX_BUFSIZE
-                int "Set UART2 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
 
-            config BSP_UART2_TX_BUFSIZE
-                int "Set UART2 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART2_DMA_PING_BUFSIZE
-                int "Set UART2 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART2_RX_USING_DMA
-                default 32
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PC10"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PC11"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF8"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_TX_USING_DMA
-                bool "Enable UART3 TX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_RX_BUFSIZE
-                int "Set UART3 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART3_TX_BUFSIZE
-                int "Set UART3 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART3_DMA_PING_BUFSIZE
-                int "Set UART3 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART3_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
-
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART4_TX_USING_DMA
-                bool "Enable UART4 TX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART4_RX_BUFSIZE
-                int "Set UART4 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART4_TX_BUFSIZE
-                int "Set UART4 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_DMA_PING_BUFSIZE
-                int "Set UART4 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART4_RX_USING_DMA
-                default 32
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_USING_UART5
-                bool "Enable UART5"
-                default n
-
-            config BSP_UART5_RX_USING_DMA
-                bool "Enable UART5 RX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_TX_USING_DMA
-                bool "Enable UART5 TX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_RX_BUFSIZE
-                int "Set UART5 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART5_TX_BUFSIZE
-                int "Set UART5 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART5_DMA_PING_BUFSIZE
-                int "Set UART5 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART5_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART6
-                bool "Enable UART6"
-                default n
-
-            config BSP_UART6_RX_USING_DMA
-                bool "Enable UART6 RX DMA"
-                depends on BSP_USING_UART6
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART6_TX_USING_DMA
-                bool "Enable UART6 TX DMA"
-                depends on BSP_USING_UART6
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART6_RX_BUFSIZE
-                int "Set UART6 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART6_TX_BUFSIZE
-                int "Set UART6 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART6_DMA_PING_BUFSIZE
-                int "Set UART6 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART6_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART7
-                bool "Enable UART7"
-                default n
-
-            config BSP_UART7_RX_USING_DMA
-                bool "Enable UART7 RX DMA"
-                depends on BSP_USING_UART7
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART7_TX_USING_DMA
-                bool "Enable UART7 TX DMA"
-                depends on BSP_USING_UART7
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART7_RX_BUFSIZE
-                int "Set UART7 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART7_TX_BUFSIZE
-                int "Set UART7 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART7_DMA_PING_BUFSIZE
-                int "Set UART7 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART7_RX_USING_DMA
-                default 32
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32470i-eval/project.ewp b/bsp/gd32/arm/gd32470i-eval/project.ewp
index cc2f18ae62..5617a24130 100644
--- a/bsp/gd32/arm/gd32470i-eval/project.ewp
+++ b/bsp/gd32/arm/gd32470i-eval/project.ewp
@@ -168,14 +168,13 @@
           <name>CCDefines</name>

           <state>USE_STDPERIPH_DRIVER</state>

           <state>GD32F4XX</state>

+          <state>GD32F470</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>_DLIB_FILE_DESCRIPTOR</state>

-          <state>GD32F470</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -306,29 +305,30 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\board\ports</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\board\ports</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1142,14 +1142,13 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F470</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>_DLIB_FILE_DESCRIPTOR</state>

-          <state>GD32F470</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1281,29 +1280,30 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\board\ports</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\board\ports</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2049,9 +2049,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Source\IAR\startup_gd32f4xx.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2059,33 +2056,15 @@
     </file>

   </group>

   <group>

-    <name>Filesystem</name>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs.c</name>

-    </file>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</name>

-    </file>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_fs.c</name>

-    </file>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_file.c</name>

-    </file>

-  </group>

-  <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_file.c</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

@@ -2142,24 +2121,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2175,34 +2157,40 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\IAR\startup_gd32f4xx.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\system_gd32f4xx.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Source\system_gd32f4xx.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32470i-eval/project.uvoptx b/bsp/gd32/arm/gd32470i-eval/project.uvoptx
index ef9e7b0496..14dde5e4db 100644
--- a/bsp/gd32/arm/gd32470i-eval/project.uvoptx
+++ b/bsp/gd32/arm/gd32470i-eval/project.uvoptx
@@ -175,822 +175,6 @@
   </Target>
 
   <Group>
-    <GroupName>Applications</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
-    <RteFlg>0</RteFlg>
-    <File>
-      <GroupNumber>1</GroupNumber>
-      <FileNumber>1</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>applications\main.c</PathWithFileName>
-      <FilenameWithoutPath>main.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-  </Group>
-
-  <Group>
-    <GroupName>Compiler</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
-    <RteFlg>0</RteFlg>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>2</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</PathWithFileName>
-      <FilenameWithoutPath>syscall_mem.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>3</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</PathWithFileName>
-      <FilenameWithoutPath>syscalls.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>4</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cctype.c</PathWithFileName>
-      <FilenameWithoutPath>cctype.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>5</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cstdlib.c</PathWithFileName>
-      <FilenameWithoutPath>cstdlib.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>6</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cstring.c</PathWithFileName>
-      <FilenameWithoutPath>cstring.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>7</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\ctime.c</PathWithFileName>
-      <FilenameWithoutPath>ctime.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>8</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cunistd.c</PathWithFileName>
-      <FilenameWithoutPath>cunistd.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>9</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cwchar.c</PathWithFileName>
-      <FilenameWithoutPath>cwchar.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-  </Group>
-
-  <Group>
-    <GroupName>DeviceDrivers</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
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-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\ARM\startup_gd32f4xx.s</PathWithFileName>
-      <FilenameWithoutPath>startup_gd32f4xx.s</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>9</GroupNumber>
-      <FileNumber>55</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\system_gd32f4xx.c</PathWithFileName>
-      <FilenameWithoutPath>system_gd32f4xx.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>9</GroupNumber>
-      <FileNumber>56</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</PathWithFileName>
-      <FilenameWithoutPath>gd32f4xx_dma.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
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-    <File>
-      <GroupNumber>9</GroupNumber>
-      <FileNumber>57</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</PathWithFileName>
-      <FilenameWithoutPath>gd32f4xx_exti.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>9</GroupNumber>
-      <FileNumber>58</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</PathWithFileName>
-      <FilenameWithoutPath>gd32f4xx_gpio.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>9</GroupNumber>
-      <FileNumber>59</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</PathWithFileName>
-      <FilenameWithoutPath>gd32f4xx_misc.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
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-    <File>
-      <GroupNumber>9</GroupNumber>
-      <FileNumber>60</FileNumber>
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-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
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-      <PathWithFileName>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</PathWithFileName>
-      <FilenameWithoutPath>gd32f4xx_rcu.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
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-    <File>
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-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
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-      <PathWithFileName>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</PathWithFileName>
-      <FilenameWithoutPath>gd32f4xx_syscfg.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
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-    <File>
-      <GroupNumber>9</GroupNumber>
-      <FileNumber>62</FileNumber>
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-      <PathWithFileName>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</PathWithFileName>
-      <FilenameWithoutPath>gd32f4xx_usart.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-  </Group>
-
-  <Group>
     <GroupName>::CMSIS</GroupName>
     <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
diff --git a/bsp/gd32/arm/gd32470i-eval/project.uvprojx b/bsp/gd32/arm/gd32470i-eval/project.uvprojx
index 7f304d9b96..744ef329de 100644
--- a/bsp/gd32/arm/gd32470i-eval/project.uvprojx
+++ b/bsp/gd32/arm/gd32470i-eval/project.uvprojx
@@ -1,10 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
@@ -15,31 +12,31 @@
         <TargetCommonOption>
           <Device>GD32F470ZG</Device>
           <Vendor>GigaDevice</Vendor>
-          <PackID>GigaDevice.GD32F4xx_DFP.3.0.3</PackID>
-          <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
+          <PackID>GigaDevice.GD32F4xx_DFP.3.0.0</PackID>
+          <PackURL>http://gd32mcu.com/data/documents/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x070000) IRAM2(0x10000000,0x010000) IROM(0x08000000,0x0100000) CPUTYPE("Cortex-M4") FPU2 CLOCK(12000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0GD32F4xx_1MB -FS08000000 -FL0100000 -FP0($$Device:GD32F470ZG$Flash\GD32F4xx_1MB.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32F470ZG$Device\F4XX\Include\gd32f4xx.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32F470ZG$SVD\GD32F4xx.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -61,8 +58,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -71,8 +68,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -82,14 +79,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -103,8 +100,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -137,11 +134,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -174,7 +171,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M4"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -185,7 +182,6 @@
             <RvdsVP>2</RvdsVP>
             <RvdsMve>0</RvdsMve>
             <RvdsCdeCp>0</RvdsCdeCp>
-            <nBranchProt>0</nBranchProt>
             <hadIRAM2>1</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -309,7 +305,7 @@
                 <Size>0x10000</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector></RvctStartVector>
+            <RvctStartVector />
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -336,10 +332,10 @@
             <v6WtE>0</v6WtE>
             <v6Rtti>0</v6Rtti>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define>__STDC_LIMIT_MACROS, __CLK_TCK=RT_TICK_PER_SECOND, USE_STDPERIPH_DRIVER, __RTTHREAD__, RT_USING_LIBC, RT_USING_ARMLIBC, GD32F470</Define>
-              <Undefine></Undefine>
-              <IncludePath>board;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers;..\..\..\..\components\finsh;packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\drivers\phy;.;packages\gd32-arm-cmsis-latest\GD32F4xx;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\ipc;..\..\..\..\libcpu\arm\common;packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\libcpu\arm\cortex-m4;board\ports;..\..\..\..\components\libc\posix\io\poll;applications</IncludePath>
+              <MiscControls />
+              <Define>USE_STDPERIPH_DRIVER, __CLK_TCK=RT_TICK_PER_SECOND, __STDC_LIMIT_MACROS, __RTTHREAD__, RT_USING_LIBC, RT_USING_ARMLIBC, GD32F470</Define>
+              <Undefine />
+              <IncludePath>..\..\..\..\components\finsh;..\libraries\gd32_drivers;applications;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\drivers\smp_call;..\..\..\..\include;..\..\..\..\libcpu\arm\common;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\drivers\include;board;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;.;..\libraries\gd32_drivers\config;..\..\..\..\components\drivers\include;packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include;..\..\..\..\components\net\utest;..\..\..\..\components\libc\posix\io\poll;board\ports;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include;packages\gd32-arm-cmsis-latest\GD32F4xx;..\..\..\..\components\drivers\phy;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\include</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -354,10 +350,10 @@
             <useXO>0</useXO>
             <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define></Define>
-              <Undefine></Undefine>
-              <IncludePath></IncludePath>
+              <MiscControls />
+              <Define />
+              <Undefine />
+              <IncludePath />
             </VariousControls>
           </Aads>
           <LDads>
@@ -369,13 +365,13 @@
             <useFile>0</useFile>
             <TextAddressRange>0x08000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
-            <pXoBase></pXoBase>
+            <pXoBase />
             <ScatterFile>.\gd32_rom.ld</ScatterFile>
-            <IncludeLibs></IncludeLibs>
-            <IncludeLibsPath></IncludeLibsPath>
-            <Misc></Misc>
-            <LinkerInputFile></LinkerInputFile>
-            <DisabledWarnings></DisabledWarnings>
+            <IncludeLibs />
+            <IncludeLibsPath />
+            <Misc />
+            <LinkerInputFile />
+            <DisabledWarnings />
           </LDads>
         </TargetArmAds>
       </TargetOption>
@@ -398,36 +394,50 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>syscalls.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cctype.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cctype.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstdlib.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstdlib.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstring.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>ctime.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\ctime.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cunistd.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cunistd.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cwchar.c</FileName>
               <FileType>1</FileType>
@@ -443,47 +453,8 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\core\device.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_IPC_SOURCE__</Define>
@@ -494,52 +465,15 @@
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>completion_comm.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\ipc\completion_comm.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_IPC_SOURCE__</Define>
@@ -550,52 +484,15 @@
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>completion_up.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\ipc\completion_up.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
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-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>thread.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\thread.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
@@ -1944,52 +998,15 @@
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>timer.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\timer.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
@@ -2006,29 +1023,37 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>rt_vsscanf.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
-            </File>
-            <File>
-              <FileName>kstring.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>kstring.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -2040,21 +1065,29 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\atomic_arm.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>div0.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\div0.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>showmem.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\showmem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>context_rvds.S</FileName>
               <FileType>2</FileType>
               <FilePath>..\..\..\..\libcpu\arm\cortex-m4\context_rvds.S</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cpuport.c</FileName>
               <FileType>1</FileType>
@@ -2070,41 +1103,57 @@
               <FileType>2</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\ARM\startup_gd32f4xx.s</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>system_gd32f4xx.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\system_gd32f4xx.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_dma.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_exti.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_gpio.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_misc.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_rcu.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_syscfg.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32f4xx_usart.c</FileName>
               <FileType>1</FileType>
@@ -2112,26 +1161,21 @@
             </File>
           </Files>
         </Group>
-        <Group>
-          <GroupName>::CMSIS</GroupName>
-        </Group>
       </Groups>
     </Target>
   </Targets>
-
   <RTE>
-    <apis/>
+    <apis />
     <components>
       <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.5.0" condition="ARMv6_7_8-M Device">
-        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.8.0"/>
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.8.0" />
         <targetInfos>
-          <targetInfo name="rt-thread"/>
+          <targetInfo name="rt-thread" />
         </targetInfos>
       </component>
     </components>
-    <files/>
+    <files />
   </RTE>
-
   <LayerInfo>
     <Layers>
       <Layer>
@@ -2141,5 +1185,4 @@
       </Layer>
     </Layers>
   </LayerInfo>
-
 </Project>
diff --git a/bsp/gd32/arm/gd32470i-eval/rtconfig.h b/bsp/gd32/arm/gd32470i-eval/rtconfig.h
index 0e2650344a..a29e558b9f 100644
--- a/bsp/gd32/arm/gd32470i-eval/rtconfig.h
+++ b/bsp/gd32/arm/gd32470i-eval/rtconfig.h
@@ -321,6 +321,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -405,7 +409,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32470Z
+#define SOC_GD32F470ZG
 
 /* Onboard Peripheral Drivers */
 
@@ -413,7 +417,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART0
+#define BSP_UART0_TX_PIN "PA9"
+#define BSP_UART0_RX_PIN "PA10"
+#define BSP_UART0_AFIO "AF1"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32470z-lckfb/.config b/bsp/gd32/arm/gd32470z-lckfb/.config
index 4903b429ef..62ab51945f 100644
--- a/bsp/gd32/arm/gd32470z-lckfb/.config
+++ b/bsp/gd32/arm/gd32470z-lckfb/.config
@@ -363,8 +363,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -648,6 +646,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -742,6 +743,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -904,6 +906,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -952,6 +960,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1422,7 +1431,7 @@ CONFIG_SOC_SERIES_GD32F4xx=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32470Z=y
+CONFIG_SOC_GD32F470ZG=y
 
 #
 # Onboard Peripheral Drivers
@@ -1433,16 +1442,15 @@ CONFIG_SOC_GD32470Z=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 CONFIG_BSP_USING_UART0=y
-# CONFIG_BSP_UART0_RX_USING_DMA is not set
-# CONFIG_BSP_UART0_TX_USING_DMA is not set
+CONFIG_BSP_UART0_TX_PIN="PA9"
+CONFIG_BSP_UART0_RX_PIN="PA10"
+CONFIG_BSP_UART0_AFIO="AF1"
 # CONFIG_BSP_USING_UART1 is not set
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
-# CONFIG_BSP_USING_UART5 is not set
-# CONFIG_BSP_USING_UART6 is not set
-# CONFIG_BSP_USING_UART7 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32470z-lckfb/board/Kconfig b/bsp/gd32/arm/gd32470z-lckfb/board/Kconfig
index 002adb84d7..2cf71f29b7 100644
--- a/bsp/gd32/arm/gd32470z-lckfb/board/Kconfig
+++ b/bsp/gd32/arm/gd32470z-lckfb/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32F4xx
     bool
     default y
 
-config SOC_GD32470Z
+config SOC_GD32F470ZG
     bool
     select SOC_SERIES_GD32F4xx
     select RT_USING_COMPONENTS_INIT
@@ -25,279 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
-                default n
+                default y
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_TX_USING_DMA
-                bool "Enable UART0 TX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
 
-            config BSP_UART0_RX_BUFSIZE
-                int "Set UART0 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART0_TX_BUFSIZE
-                int "Set UART0 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_UART0_DMA_PING_BUFSIZE
-                int "Set UART0 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART0_RX_USING_DMA
-                default 32
-                
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
-                default y
-
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
                 default n
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_TX_USING_DMA
-                bool "Enable UART1 TX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_BUFSIZE
-                int "Set UART1 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
 
-            config BSP_UART1_TX_BUFSIZE
-                int "Set UART1 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART1_DMA_PING_BUFSIZE
-                int "Set UART1 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART1_RX_USING_DMA
-                default 32
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PB10"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PB11"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_TX_USING_DMA
-                bool "Enable UART2 TX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
-            
-            config BSP_UART2_RX_BUFSIZE
-                int "Set UART2 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
 
-            config BSP_UART2_TX_BUFSIZE
-                int "Set UART2 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART2_DMA_PING_BUFSIZE
-                int "Set UART2 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART2_RX_USING_DMA
-                default 32
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PC10"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PC11"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF8"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_TX_USING_DMA
-                bool "Enable UART3 TX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_RX_BUFSIZE
-                int "Set UART3 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART3_TX_BUFSIZE
-                int "Set UART3 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART3_DMA_PING_BUFSIZE
-                int "Set UART3 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART3_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
-
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART4_TX_USING_DMA
-                bool "Enable UART4 TX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART4_RX_BUFSIZE
-                int "Set UART4 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART4_TX_BUFSIZE
-                int "Set UART4 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART4_DMA_PING_BUFSIZE
-                int "Set UART4 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART4_RX_USING_DMA
-                default 32
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_USING_UART5
-                bool "Enable UART5"
-                default n
-
-            config BSP_UART5_RX_USING_DMA
-                bool "Enable UART5 RX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_TX_USING_DMA
-                bool "Enable UART5 TX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_RX_BUFSIZE
-                int "Set UART5 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART5_TX_BUFSIZE
-                int "Set UART5 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART5_DMA_PING_BUFSIZE
-                int "Set UART5 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART5_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART6
-                bool "Enable UART6"
-                default n
-
-            config BSP_UART6_RX_USING_DMA
-                bool "Enable UART6 RX DMA"
-                depends on BSP_USING_UART6
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART6_TX_USING_DMA
-                bool "Enable UART6 TX DMA"
-                depends on BSP_USING_UART6
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART6_RX_BUFSIZE
-                int "Set UART6 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART6_TX_BUFSIZE
-                int "Set UART6 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART6_DMA_PING_BUFSIZE
-                int "Set UART6 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART6_RX_USING_DMA
-                default 32
-
-            config BSP_USING_UART7
-                bool "Enable UART7"
-                default n
-
-            config BSP_UART7_RX_USING_DMA
-                bool "Enable UART7 RX DMA"
-                depends on BSP_USING_UART7
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART7_TX_USING_DMA
-                bool "Enable UART7 TX DMA"
-                depends on BSP_USING_UART7
-                select RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART7_RX_BUFSIZE
-                int "Set UART7 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2
-                default 64
-
-            config BSP_UART7_TX_BUFSIZE
-                int "Set UART7 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2
-                default 0
-
-            config BSP_UART7_DMA_PING_BUFSIZE
-                int "Set UART7 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART7_RX_USING_DMA
-                default 32
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32470z-lckfb/project.ewp b/bsp/gd32/arm/gd32470z-lckfb/project.ewp
index cc2f18ae62..33327ec3e4 100644
--- a/bsp/gd32/arm/gd32470z-lckfb/project.ewp
+++ b/bsp/gd32/arm/gd32470z-lckfb/project.ewp
@@ -168,14 +168,14 @@
           <name>CCDefines</name>

           <state>USE_STDPERIPH_DRIVER</state>

           <state>GD32F4XX</state>

+          <state>GD32F470</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

           <state>_DLIB_FILE_DESCRIPTOR</state>

-          <state>GD32F470</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -306,28 +306,30 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\board\ports</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

           <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\board\ports</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

         </option>

         <option>

@@ -1142,14 +1144,14 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32F470</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

           <state>_DLIB_FILE_DESCRIPTOR</state>

-          <state>GD32F470</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1281,28 +1283,30 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\board\ports</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

           <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\board\ports</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Include</state>

-          <state>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Include</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

         </option>

         <option>

@@ -2049,9 +2053,6 @@
       <name>$PROJ_DIR$\board\board.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Source\IAR\startup_gd32f4xx.s</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\libraries\gd32_drivers\drv_gpio.c</name>

     </file>

     <file>

@@ -2064,22 +2065,19 @@
       <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_file.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_fs.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_file.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</name>

     </file>

   </group>

   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_file.c</name>

-    </file>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

@@ -2088,7 +2086,10 @@
       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_file.c</name>

     </file>

   </group>

   <group>

@@ -2142,24 +2143,27 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

   </group>

   <group>

     <name>libcpu</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\atomic_arm.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\libcpu\arm\common\div0.c</name>

     </file>

     <file>

@@ -2175,34 +2179,40 @@
   <group>

     <name>Libraries</name>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\IAR\startup_gd32f4xx.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Source\system_gd32f4xx.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\CMSIS\GD\GD32F4xx\Source\system_gd32f4xx.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_exti.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_misc.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_rcu.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_gpio.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_syscfg.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\libraries\GD32F4xx_Firmware_Library\GD32F4xx_standard_peripheral\Source\gd32f4xx_dma.c</name>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Source\gd32f4xx_usart.c</name>

     </file>

   </group>

   <group>

     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32470z-lckfb/project.uvprojx b/bsp/gd32/arm/gd32470z-lckfb/project.uvprojx
index e517f09f51..ca4bbb3b01 100644
--- a/bsp/gd32/arm/gd32470z-lckfb/project.uvprojx
+++ b/bsp/gd32/arm/gd32470z-lckfb/project.uvprojx
@@ -333,9 +333,9 @@
             <v6Rtti>0</v6Rtti>
             <VariousControls>
               <MiscControls />
-              <Define>__STDC_LIMIT_MACROS, USE_STDPERIPH_DRIVER, __RTTHREAD__, RT_USING_LIBC, __CLK_TCK=RT_TICK_PER_SECOND, RT_USING_ARMLIBC, GD32F470</Define>
+              <Define>USE_STDPERIPH_DRIVER, GD32F470, __STDC_LIMIT_MACROS, __RTTHREAD__, RT_USING_ARMLIBC, __CLK_TCK=RT_TICK_PER_SECOND, RT_USING_LIBC</Define>
               <Undefine />
-              <IncludePath>..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\libcpu\arm\common;packages\gd32-arm-cmsis-latest\GD32F4xx;..\..\..\..\components\finsh;..\..\..\..\components\drivers\phy;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\ipc;board;..\libraries\gd32_drivers;..\..\..\..\components\libc\compilers\common\include;packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include;packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include;..\..\..\..\components\drivers\include;board\ports;..\..\..\..\libcpu\arm\cortex-m4;applications;..\..\..\..\include;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\dfs\dfs_v1\include;..\..\..\..\components\drivers\include;.;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include</IncludePath>
+              <IncludePath>..\..\..\..\components\finsh;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\posix\ipc;..\..\..\..\include;..\..\..\..\components\drivers\include;board;applications;..\..\..\..\components\libc\compilers\common\include;packages\gd32-arm-cmsis-latest\GD32F4xx\GD\GD32F4xx\Include;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\dfs\dfs_v1\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\net\utest;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\libc\posix\io\poll;packages\gd32-arm-series-latest\GD32F4xx\GD32F4xx_standard_peripheral\Include;..\..\..\..\components\drivers\include;board\ports;.;..\..\..\..\components\drivers\phy;packages\gd32-arm-cmsis-latest\GD32F4xx;..\..\..\..\libcpu\arm\common;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers;..\..\..\..\components\libc\posix\io\epoll;..\libraries\gd32_drivers\config</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -723,9 +723,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>dfs_posix.c</FileName>
+              <FileName>dfs.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</FilePath>
+              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs.c</FilePath>
               <FileOption>
                 <FileArmAds>
                   <Cads>
@@ -742,9 +742,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>dfs.c</FileName>
+              <FileName>dfs_file.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs.c</FilePath>
+              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_file.c</FilePath>
               <FileOption>
                 <FileArmAds>
                   <Cads>
@@ -761,9 +761,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>dfs_file.c</FileName>
+              <FileName>dfs_posix.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_file.c</FilePath>
+              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</FilePath>
               <FileOption>
                 <FileArmAds>
                   <Cads>
@@ -783,37 +783,37 @@
           <GroupName>Finsh</GroupName>
           <Files>
             <File>
-              <FileName>msh_file.c</FileName>
+              <FileName>shell.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh_file.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\shell.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>msh.c</FileName>
+              <FileName>msh_parse.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>shell.c</FileName>
+              <FileName>cmd.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\shell.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>msh_parse.c</FileName>
+              <FileName>msh_file.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh_file.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>cmd.c</FileName>
+              <FileName>msh.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -1109,9 +1109,9 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>kstring.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
           </Files>
           <Files>
@@ -1123,23 +1123,23 @@
           </Files>
           <Files>
             <File>
-              <FileName>rt_vsscanf.c</FileName>
+              <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kerrno.c</FileName>
+              <FileName>kstring.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
           </Files>
         </Group>
diff --git a/bsp/gd32/arm/gd32470z-lckfb/rtconfig.h b/bsp/gd32/arm/gd32470z-lckfb/rtconfig.h
index 37dbe76852..bad10a43fb 100644
--- a/bsp/gd32/arm/gd32470z-lckfb/rtconfig.h
+++ b/bsp/gd32/arm/gd32470z-lckfb/rtconfig.h
@@ -328,6 +328,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -412,7 +416,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32470Z
+#define SOC_GD32F470ZG
 
 /* Onboard Peripheral Drivers */
 
@@ -420,7 +424,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART0
+#define BSP_UART0_TX_PIN "PA9"
+#define BSP_UART0_RX_PIN "PA10"
+#define BSP_UART0_AFIO "AF1"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32527I-eval/.config b/bsp/gd32/arm/gd32527I-eval/.config
index 4f3e737b50..ad9d56ad49 100644
--- a/bsp/gd32/arm/gd32527I-eval/.config
+++ b/bsp/gd32/arm/gd32527I-eval/.config
@@ -360,8 +360,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -643,6 +641,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -737,6 +738,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -899,6 +901,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -947,6 +955,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1417,7 +1426,7 @@ CONFIG_SOC_SERIES_GD32F5xx=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32527=y
+CONFIG_SOC_GD32F527IS=y
 
 #
 # Onboard Peripheral Drivers
@@ -1428,16 +1437,15 @@ CONFIG_SOC_GD32527=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 CONFIG_BSP_USING_UART0=y
-# CONFIG_BSP_UART0_RX_USING_DMA is not set
-# CONFIG_BSP_UART0_TX_USING_DMA is not set
+CONFIG_BSP_UART0_TX_PIN="PA9"
+CONFIG_BSP_UART0_RX_PIN="PA10"
+CONFIG_BSP_UART0_AFIO="AF7"
 # CONFIG_BSP_USING_UART1 is not set
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
-# CONFIG_BSP_USING_UART5 is not set
-# CONFIG_BSP_USING_UART6 is not set
-# CONFIG_BSP_USING_UART7 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32527I-eval/board/Kconfig b/bsp/gd32/arm/gd32527I-eval/board/Kconfig
index 32d0a57942..80604dcb9d 100644
--- a/bsp/gd32/arm/gd32527I-eval/board/Kconfig
+++ b/bsp/gd32/arm/gd32527I-eval/board/Kconfig
@@ -5,7 +5,7 @@ config SOC_SERIES_GD32F5xx
     select ARCH_ARM_CORTEX_SECURE
     default y
 
-config SOC_GD32527
+config SOC_GD32F527IS
     bool
     select SOC_SERIES_GD32F5xx
     select RT_USING_COMPONENTS_INIT
@@ -26,263 +26,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default y
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART0_TX_USING_DMA
-                bool "Enable UART0 TX DMA"
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_DMA_PING_BUFSIZE
-                int "Set UART0 RX DMA ping-pong buffer size"
-                range 16 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2 && BSP_UART0_RX_USING_DMA
-                default 64
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
 
-            config BSP_UART0_RX_BUFSIZE
-                int "Set UART0 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 128
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART0_TX_BUFSIZE
-                int "Set UART0 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 128
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
-                default y
-
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
                 default n
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_TX_USING_DMA
-                bool "Enable UART1 TX DMA"
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_DMA_PING_BUFSIZE
-                int "Set UART1 RX DMA ping-pong buffer size"
-                range 16 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2 && BSP_UART1_RX_USING_DMA
-                default 64
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
 
-            config BSP_UART1_RX_BUFSIZE
-                int "Set UART1 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 128
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART1_TX_BUFSIZE
-                int "Set UART1 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 128
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_TX_USING_DMA
-                bool "Enable UART2 TX DMA"
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
 
-            config BSP_UART2_DMA_PING_BUFSIZE
-                int "Set UART2 RX DMA ping-pong buffer size"
-                range 16 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2 && BSP_UART2_RX_USING_DMA
-                default 64
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART2_RX_BUFSIZE
-                int "Set UART2 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 128
-
-            config BSP_UART2_TX_BUFSIZE
-                int "Set UART2 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART2 && RT_USING_SERIAL_V2
-                default 128
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_TX_USING_DMA
-                bool "Enable UART3 TX DMA"
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART3_DMA_PING_BUFSIZE
-                int "Set UART3 RX DMA ping-pong buffer size"
-                range 16 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2 && BSP_UART3_RX_USING_DMA
-                default 64
-
-            config BSP_UART3_RX_BUFSIZE
-                int "Set UART3 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 128
-
-            config BSP_UART3_TX_BUFSIZE
-                int "Set UART3 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART3 && RT_USING_SERIAL_V2
-                default 128
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
-
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART4_TX_USING_DMA
-                bool "Enable UART4 TX DMA"
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART4_DMA_PING_BUFSIZE
-                int "Set UART4 RX DMA ping-pong buffer size"
-                range 16 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2 && BSP_UART4_RX_USING_DMA
-                default 64
-
-            config BSP_UART4_RX_BUFSIZE
-                int "Set UART4 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 128
-
-            config BSP_UART4_TX_BUFSIZE
-                int "Set UART4 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART4 && RT_USING_SERIAL_V2
-                default 128
-
-            config BSP_USING_UART5
-                bool "Enable UART5"
-                default n
-
-            config BSP_UART5_RX_USING_DMA
-                bool "Enable UART5 RX DMA"
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_TX_USING_DMA
-                bool "Enable UART5 TX DMA"
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART5_DMA_PING_BUFSIZE
-                int "Set UART5 RX DMA ping-pong buffer size"
-                range 16 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2 && BSP_UART5_RX_USING_DMA
-                default 64
-
-            config BSP_UART5_RX_BUFSIZE
-                int "Set UART5 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 128
-
-            config BSP_UART5_TX_BUFSIZE
-                int "Set UART5 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART5 && RT_USING_SERIAL_V2
-                default 128
-
-            config BSP_USING_UART6
-                bool "Enable UART6"
-                default n
-
-            config BSP_UART6_RX_USING_DMA
-                bool "Enable UART6 RX DMA"
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART6_TX_USING_DMA
-                bool "Enable UART6 TX DMA"
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART6_DMA_PING_BUFSIZE
-                int "Set UART6 RX DMA ping-pong buffer size"
-                range 16 65535
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2 && BSP_UART6_RX_USING_DMA
-                default 64
-
-            config BSP_UART6_RX_BUFSIZE
-                int "Set UART6 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2
-                default 128
-
-            config BSP_UART6_TX_BUFSIZE
-                int "Set UART6 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART6 && RT_USING_SERIAL_V2
-                default 128
-
-                config BSP_USING_UART7
-                bool "Enable UART7"
-                default n
-
-            config BSP_UART7_RX_USING_DMA
-                bool "Enable UART7 RX DMA"
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART7_TX_USING_DMA
-                bool "Enable UART7 TX DMA"
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2 && RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_UART7_DMA_PING_BUFSIZE
-                int "Set UART7 RX DMA ping-pong buffer size"
-                range 16 65535
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2 && BSP_UART7_RX_USING_DMA
-                default 64
-
-            config BSP_UART7_RX_BUFSIZE
-                int "Set UART7 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2
-                default 128
-
-            config BSP_UART7_TX_BUFSIZE
-                int "Set UART7 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART7 && RT_USING_SERIAL_V2
-                default 128
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32527I-eval/project.ewp b/bsp/gd32/arm/gd32527I-eval/project.ewp
index 23fddc06af..8bd9caeb66 100644
--- a/bsp/gd32/arm/gd32527I-eval/project.ewp
+++ b/bsp/gd32/arm/gd32527I-eval/project.ewp
@@ -169,6 +169,7 @@
           <state>USE_STDPERIPH_DRIVER</state>

           <state>GD32F4XX</state>

           <state>GD32F527</state>

+          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

@@ -305,25 +306,30 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F5xx</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\board</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m33</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F5xx\GD\GD32F5xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1138,6 +1144,7 @@
           <name>CCDefines</name>

           <state>NDEBUG</state>

           <state>GD32F527</state>

+          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

@@ -1275,25 +1282,30 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F5xx</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\board</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m33</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F5xx\GD\GD32F5xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2054,10 +2066,10 @@
       <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_file.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</name>

     </file>

   </group>

   <group>

@@ -2066,17 +2078,17 @@
       <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

-    </file>

-    <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_file.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_file.c</name>

+    </file>

   </group>

   <group>

     <name>Kernel</name>

@@ -2132,16 +2144,16 @@
       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

   </group>

   <group>

@@ -2169,6 +2181,39 @@
     </file>

   </group>

   <group>

+    <name>Libraries</name>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F5xx\GD\GD32F5xx\Source\IAR\startup_gd32f5xx.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32F5xx\GD\GD32F5xx\Source\system_gd32f5xx.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_dbg.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_dma.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_exti.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_gpio.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_misc.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_rcu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_syscfg.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_usart.c</name>

+    </file>

+  </group>

+  <group>

     <name>POSIX</name>

   </group>

   <group>

diff --git a/bsp/gd32/arm/gd32527I-eval/project.uvprojx b/bsp/gd32/arm/gd32527I-eval/project.uvprojx
index 45737cc1d9..60e8597b8e 100644
--- a/bsp/gd32/arm/gd32527I-eval/project.uvprojx
+++ b/bsp/gd32/arm/gd32527I-eval/project.uvprojx
@@ -334,9 +334,9 @@
             <v6Rtti>0</v6Rtti>
             <VariousControls>
               <MiscControls />
-              <Define>__STDC_LIMIT_MACROS, RT_USING_LIBC, RT_USING_ARMLIBC, __RTTHREAD__, __CLK_TCK=RT_TICK_PER_SECOND, GD32F527</Define>
+              <Define>__RTTHREAD__, RT_USING_LIBC, RT_USING_ARMLIBC, __STDC_LIMIT_MACROS, GD32F527, USE_STDPERIPH_DRIVER, __CLK_TCK=RT_TICK_PER_SECOND</Define>
               <Undefine />
-              <IncludePath>..\..\..\..\components\drivers\phy;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\libc\posix\io\eventfd;.;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\finsh;..\..\..\..\components\libc\posix\ipc;applications;board;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\libcpu\arm\cortex-m33;..\..\..\..\libcpu\arm\common;..\..\..\..\include;..\..\..\..\components\dfs\dfs_v1\include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\posix\io\poll</IncludePath>
+              <IncludePath>..\..\..\..\components\libc\compilers\common\extension;packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Include;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\libcpu\arm\common;..\..\..\..\components\libc\posix\io\poll;packages\gd32-arm-cmsis-latest\GD32F5xx;.;..\..\..\..\components\dfs\dfs_v1\include;..\..\..\..\components\finsh;applications;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;packages\gd32-arm-cmsis-latest\GD32F5xx\GD\GD32F5xx\Include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\drivers\phy;..\libraries\gd32_drivers;board;..\..\..\..\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\libcpu\arm\cortex-m33;..\..\..\..\components\net\utest;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\epoll;..\libraries\gd32_drivers\config</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -724,9 +724,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>dfs_file.c</FileName>
+              <FileName>dfs_posix.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_file.c</FilePath>
+              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</FilePath>
               <FileOption>
                 <FileArmAds>
                   <Cads>
@@ -743,9 +743,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>dfs_fs.c</FileName>
+              <FileName>dfs_file.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_fs.c</FilePath>
+              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_file.c</FilePath>
               <FileOption>
                 <FileArmAds>
                   <Cads>
@@ -762,9 +762,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>dfs_posix.c</FileName>
+              <FileName>dfs_fs.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_posix.c</FilePath>
+              <FilePath>..\..\..\..\components\dfs\dfs_v1\src\dfs_fs.c</FilePath>
               <FileOption>
                 <FileArmAds>
                   <Cads>
@@ -791,30 +791,30 @@
           </Files>
           <Files>
             <File>
-              <FileName>msh.c</FileName>
+              <FileName>shell.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\shell.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>msh_file.c</FileName>
+              <FileName>cmd.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh_file.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>shell.c</FileName>
+              <FileName>msh.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\shell.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>cmd.c</FileName>
+              <FileName>msh_file.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh_file.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -1110,16 +1110,16 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileName>kstring.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
           </Files>
           <Files>
@@ -1131,16 +1131,16 @@
           </Files>
           <Files>
             <File>
-              <FileName>rt_vsscanf.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kstring.c</FileName>
+              <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -1196,6 +1196,79 @@
             </File>
           </Files>
         </Group>
+        <Group>
+          <GroupName>Libraries</GroupName>
+          <Files>
+            <File>
+              <FileName>startup_gd32f5xx.s</FileName>
+              <FileType>2</FileType>
+              <FilePath>packages\gd32-arm-cmsis-latest\GD32F5xx\GD\GD32F5xx\Source\ARM\startup_gd32f5xx.s</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>system_gd32f5xx.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-cmsis-latest\GD32F5xx\GD\GD32F5xx\Source\system_gd32f5xx.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32f5xx_dbg.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_dbg.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32f5xx_dma.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_dma.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32f5xx_exti.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_exti.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32f5xx_gpio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_gpio.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32f5xx_misc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_misc.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32f5xx_rcu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_rcu.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32f5xx_syscfg.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_syscfg.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32f5xx_usart.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32F5xx\GD32F5xx_standard_peripheral\Source\gd32f5xx_usart.c</FilePath>
+            </File>
+          </Files>
+        </Group>
       </Groups>
     </Target>
   </Targets>
diff --git a/bsp/gd32/arm/gd32527I-eval/rtconfig.h b/bsp/gd32/arm/gd32527I-eval/rtconfig.h
index 02a2f6a09b..e779587db4 100644
--- a/bsp/gd32/arm/gd32527I-eval/rtconfig.h
+++ b/bsp/gd32/arm/gd32527I-eval/rtconfig.h
@@ -325,6 +325,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -409,7 +413,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32527
+#define SOC_GD32F527IS
 
 /* Onboard Peripheral Drivers */
 
@@ -417,7 +421,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART0
+#define BSP_UART0_TX_PIN "PA9"
+#define BSP_UART0_RX_PIN "PA10"
+#define BSP_UART0_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32e230-lckfb/.config b/bsp/gd32/arm/gd32e230-lckfb/.config
index 1281cd8c1e..27849666c0 100644
--- a/bsp/gd32/arm/gd32e230-lckfb/.config
+++ b/bsp/gd32/arm/gd32e230-lckfb/.config
@@ -327,8 +327,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -610,6 +608,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -704,6 +705,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -866,6 +868,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -914,6 +922,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1384,7 +1393,7 @@ CONFIG_SOC_SERIES_GD32E23x=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32E230C8T6=y
+CONFIG_SOC_GD32E230C8=y
 
 #
 # Onboard Peripheral Drivers
@@ -1398,10 +1407,15 @@ CONFIG_BSP_LED_PIN=45
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 CONFIG_BSP_USING_UART0=y
-# CONFIG_BSP_UART0_RX_USING_DMA is not set
-# CONFIG_BSP_UART0_TX_USING_DMA is not set
+CONFIG_BSP_UART0_TX_PIN="PA9"
+CONFIG_BSP_UART0_RX_PIN="PA10"
+CONFIG_BSP_UART0_AFIO="AF1"
 # CONFIG_BSP_USING_UART1 is not set
+# CONFIG_BSP_USING_UART2 is not set
+# CONFIG_BSP_USING_UART3 is not set
 # CONFIG_BSP_USING_SPI is not set
 
 #
diff --git a/bsp/gd32/arm/gd32e230-lckfb/board/Kconfig b/bsp/gd32/arm/gd32e230-lckfb/board/Kconfig
index 356232d624..81ab374ea0 100644
--- a/bsp/gd32/arm/gd32e230-lckfb/board/Kconfig
+++ b/bsp/gd32/arm/gd32e230-lckfb/board/Kconfig
@@ -6,7 +6,7 @@ config SOC_SERIES_GD32E23x
     bool
     default y
 
-config SOC_GD32E230C8T6
+config SOC_GD32E230C8
     bool
     select SOC_SERIES_GD32E23x
     select RT_USING_COMPONENTS_INIT
@@ -34,76 +34,200 @@ menu "On-chip Peripheral Drivers"
 
     menuconfig BSP_USING_UART
         bool "Enable UART"
-        select RT_USING_SERIAL
         default y
         if BSP_USING_UART
-            config BSP_USING_UART0
-                bool "Enable UART0 for Console"
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
+                bool "Enable UART0"
                 default y
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
-            
-            config BSP_UART0_TX_USING_DMA
-                bool "Enable UART0 TX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
-            
-            config BSP_UART0_RX_BUFSIZE
-                int "Set UART0 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_TX_BUFSIZE
-                int "Set UART0 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART0 && RT_USING_SERIAL_V2
-                default 64
-            
-            config BSP_UART0_DMA_PING_BUFSIZE
-                int "Set UART0 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART0_RX_USING_DMA
-                default 32
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default n
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
+
+            menuconfig BSP_USING_UART2
+                bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_TX_USING_DMA
-                bool "Enable UART1 TX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
+
+            menuconfig BSP_USING_UART3
+                bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_BUFSIZE
-                int "Set UART1 RX buffer size"
-                range 64 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 64
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
-            config BSP_UART1_TX_BUFSIZE
-                int "Set UART1 TX buffer size"
-                range 0 65535
-                depends on BSP_USING_UART1 && RT_USING_SERIAL_V2
-                default 0
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART1_DMA_PING_BUFSIZE
-                int "Set UART1 RX DMA ping-pong buffer size"
-                range 32 65535
-                depends on RT_USING_SERIAL_V2 && BSP_UART1_RX_USING_DMA
-                default 32
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32e230-lckfb/project.uvoptx b/bsp/gd32/arm/gd32e230-lckfb/project.uvoptx
new file mode 100644
index 0000000000..6714a9f7a2
--- /dev/null
+++ b/bsp/gd32/arm/gd32e230-lckfb/project.uvoptx
@@ -0,0 +1,573 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<ProjectOpt xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_optx.xsd">
+
+  <SchemaVersion>1.0</SchemaVersion>
+
+  <Header>### uVision Project, (C) Keil Software</Header>
+
+  <Extensions>
+    <cExt>*.c</cExt>
+    <aExt>*.s*; *.src; *.a*</aExt>
+    <oExt>*.obj; *.o</oExt>
+    <lExt>*.lib</lExt>
+    <tExt>*.txt; *.h; *.inc</tExt>
+    <pExt>*.plm</pExt>
+    <CppX>*.cpp</CppX>
+    <nMigrate>0</nMigrate>
+  </Extensions>
+
+  <DaveTm>
+    <dwLowDateTime>0</dwLowDateTime>
+    <dwHighDateTime>0</dwHighDateTime>
+  </DaveTm>
+
+  <Target>
+    <TargetName>GD32E230C_EVAL</TargetName>
+    <ToolsetNumber>0x4</ToolsetNumber>
+    <ToolsetName>ARM-ADS</ToolsetName>
+    <TargetOption>
+      <CLKADS>12000000</CLKADS>
+      <OPTTT>
+        <gFlags>1</gFlags>
+        <BeepAtEnd>1</BeepAtEnd>
+        <RunSim>0</RunSim>
+        <RunTarget>1</RunTarget>
+        <RunAbUc>0</RunAbUc>
+      </OPTTT>
+      <OPTHX>
+        <HexSelection>1</HexSelection>
+        <FlashByte>65535</FlashByte>
+        <HexRangeLowAddress>0</HexRangeLowAddress>
+        <HexRangeHighAddress>0</HexRangeHighAddress>
+        <HexOffset>0</HexOffset>
+      </OPTHX>
+      <OPTLEX>
+        <PageWidth>79</PageWidth>
+        <PageLength>66</PageLength>
+        <TabStop>8</TabStop>
+        <ListingPath>.\list\</ListingPath>
+      </OPTLEX>
+      <ListingPage>
+        <CreateCListing>1</CreateCListing>
+        <CreateAListing>1</CreateAListing>
+        <CreateLListing>1</CreateLListing>
+        <CreateIListing>0</CreateIListing>
+        <AsmCond>1</AsmCond>
+        <AsmSymb>1</AsmSymb>
+        <AsmXref>0</AsmXref>
+        <CCond>1</CCond>
+        <CCode>0</CCode>
+        <CListInc>0</CListInc>
+        <CSymb>0</CSymb>
+        <LinkerCodeListing>0</LinkerCodeListing>
+      </ListingPage>
+      <OPTXL>
+        <LMap>1</LMap>
+        <LComments>1</LComments>
+        <LGenerateSymbols>1</LGenerateSymbols>
+        <LLibSym>1</LLibSym>
+        <LLines>1</LLines>
+        <LLocSym>1</LLocSym>
+        <LPubSym>1</LPubSym>
+        <LXref>0</LXref>
+        <LExpSel>0</LExpSel>
+      </OPTXL>
+      <OPTFL>
+        <tvExp>1</tvExp>
+        <tvExpOptDlg>0</tvExpOptDlg>
+        <IsCurrentTarget>1</IsCurrentTarget>
+      </OPTFL>
+      <CpuCode>255</CpuCode>
+      <DebugOpt>
+        <uSim>0</uSim>
+        <uTrg>1</uTrg>
+        <sLdApp>1</sLdApp>
+        <sGomain>1</sGomain>
+        <sRbreak>1</sRbreak>
+        <sRwatch>1</sRwatch>
+        <sRmem>1</sRmem>
+        <sRfunc>1</sRfunc>
+        <sRbox>1</sRbox>
+        <tLdApp>1</tLdApp>
+        <tGomain>1</tGomain>
+        <tRbreak>1</tRbreak>
+        <tRwatch>1</tRwatch>
+        <tRmem>1</tRmem>
+        <tRfunc>0</tRfunc>
+        <tRbox>1</tRbox>
+        <tRtrace>0</tRtrace>
+        <sRSysVw>1</sRSysVw>
+        <tRSysVw>1</tRSysVw>
+        <sRunDeb>0</sRunDeb>
+        <sLrtime>0</sLrtime>
+        <bEvRecOn>1</bEvRecOn>
+        <bSchkAxf>0</bSchkAxf>
+        <bTchkAxf>0</bTchkAxf>
+        <nTsel>14</nTsel>
+        <sDll></sDll>
+        <sDllPa></sDllPa>
+        <sDlgDll></sDlgDll>
+        <sDlgPa></sDlgPa>
+        <sIfile></sIfile>
+        <tDll></tDll>
+        <tDllPa></tDllPa>
+        <tDlgDll></tDlgDll>
+        <tDlgPa></tDlgPa>
+        <tIfile></tIfile>
+        <pMon>BIN\CMSIS_AGDI_V8M.DLL</pMon>
+      </DebugOpt>
+      <TargetDriverDllRegistry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>CMSIS_AGDI_V8M</Key>
+          <Name>-X"Any" -UAny -O206 -S0 -C0 -P00 -N00("ARM CoreSight SW-DP") -D00(0BF11477) -L00(0) -TO0 -TC10000000 -TP20 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -FO15 -FD20000000 -FC800 -FN1 -FF0GD32E23x -FS08000000 -FL010000 -FP0($$Device:GD32E230C8$Flash\GD32E23x.FLM)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>UL2V8M</Key>
+          <Name>-UAny -O206 -S0 -C0 -P00 -N00("ARM CoreSight SW-DP") -D00(0BF11477) -L00(0) -TO0 -TC10000000 -TP21 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -FO15 -FD20000000 -FC1000 -FN1 -FF0GD32E230.FLM -FS08000000 -FL010000 -FP0($$Device:GD32E230C8$Flash\GD32E230.FLM)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>DLGUARM</Key>
+          <Name></Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>ARMRTXEVENTFLAGS</Key>
+          <Name>-L70 -Z18 -C0 -M0 -T1</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>DLGTARM</Key>
+          <Name>(6010=-1,-1,-1,-1,0)(6018=-1,-1,-1,-1,0)(6019=-1,-1,-1,-1,0)(6008=-1,-1,-1,-1,0)(6009=-1,-1,-1,-1,0)(6014=-1,-1,-1,-1,0)(6015=-1,-1,-1,-1,0)(6003=-1,-1,-1,-1,0)(6000=-1,-1,-1,-1,0)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>ARMDBGFLAGS</Key>
+          <Name></Name>
+        </SetRegEntry>
+      </TargetDriverDllRegistry>
+      <Breakpoint/>
+      <MemoryWindow1>
+        <Mm>
+          <WinNumber>1</WinNumber>
+          <SubType>0</SubType>
+          <ItemText>40015804</ItemText>
+          <AccSizeX>0</AccSizeX>
+        </Mm>
+      </MemoryWindow1>
+      <Tracepoint>
+        <THDelay>0</THDelay>
+      </Tracepoint>
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+</ProjectOpt>
diff --git a/bsp/gd32/arm/gd32e230-lckfb/project.uvprojx b/bsp/gd32/arm/gd32e230-lckfb/project.uvprojx
new file mode 100644
index 0000000000..3d9d2dea9f
--- /dev/null
+++ b/bsp/gd32/arm/gd32e230-lckfb/project.uvprojx
@@ -0,0 +1,1148 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
+  <SchemaVersion>2.1</SchemaVersion>
+  <Header>### uVision Project, (C) Keil Software</Header>
+  <Targets>
+    <Target>
+      <TargetName>GD32E230C_EVAL</TargetName>
+      <ToolsetNumber>0x4</ToolsetNumber>
+      <ToolsetName>ARM-ADS</ToolsetName>
+      <pCCUsed>6120000::V6.12::.\ARMCLANG</pCCUsed>
+      <uAC6>1</uAC6>
+      <TargetOption>
+        <TargetCommonOption>
+          <Device>GD32E230C8</Device>
+          <Vendor>GigaDevice</Vendor>
+          <PackID>GigaDevice.GD32E23x_DFP.1.0.0</PackID>
+          <PackURL>http://gd32mcu.21ic.com/data/documents/yingyongruanjian/</PackURL>
+          <Cpu>IRAM(0x20000000,0x0002000) IROM(0x08000000,0x0010000) CPUTYPE("Cortex-M23") CLOCK(12000000) ELITTLE</Cpu>
+          <FlashUtilSpec />
+          <StartupFile />
+          <FlashDriverDll>UL2V8M(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0GD32E230 -FS08000000 -FL010000 -FP0($$Device:GD32E230C8$Flash\GD32E230.FLM))</FlashDriverDll>
+          <DeviceId>0</DeviceId>
+          <RegisterFile>$$Device:GD32E230C8$Device\Include\gd32e230.h</RegisterFile>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
+          <SFDFile>$$Device:GD32E230C8$SVD\GD32E230.svd</SFDFile>
+          <bCustSvd>0</bCustSvd>
+          <UseEnv>0</UseEnv>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
+          <TargetStatus>
+            <Error>0</Error>
+            <ExitCodeStop>0</ExitCodeStop>
+            <ButtonStop>0</ButtonStop>
+            <NotGenerated>0</NotGenerated>
+            <InvalidFlash>1</InvalidFlash>
+          </TargetStatus>
+          <OutputDirectory>.\output\</OutputDirectory>
+          <OutputName>GD32E230C_EVAL</OutputName>
+          <CreateExecutable>1</CreateExecutable>
+          <CreateLib>0</CreateLib>
+          <CreateHexFile>0</CreateHexFile>
+          <DebugInformation>1</DebugInformation>
+          <BrowseInformation>1</BrowseInformation>
+          <ListingPath>.\list\</ListingPath>
+          <HexFormatSelection>1</HexFormatSelection>
+          <Merge32K>0</Merge32K>
+          <CreateBatchFile>0</CreateBatchFile>
+          <BeforeCompile>
+            <RunUserProg1>0</RunUserProg1>
+            <RunUserProg2>0</RunUserProg2>
+            <UserProg1Name />
+            <UserProg2Name />
+            <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
+            <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopU1X>0</nStopU1X>
+            <nStopU2X>0</nStopU2X>
+          </BeforeCompile>
+          <BeforeMake>
+            <RunUserProg1>0</RunUserProg1>
+            <RunUserProg2>0</RunUserProg2>
+            <UserProg1Name />
+            <UserProg2Name />
+            <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
+            <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopB1X>0</nStopB1X>
+            <nStopB2X>0</nStopB2X>
+          </BeforeMake>
+          <AfterMake>
+            <RunUserProg1>0</RunUserProg1>
+            <RunUserProg2>0</RunUserProg2>
+            <UserProg1Name />
+            <UserProg2Name />
+            <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
+            <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopA1X>0</nStopA1X>
+            <nStopA2X>0</nStopA2X>
+          </AfterMake>
+          <SelectedForBatchBuild>0</SelectedForBatchBuild>
+          <SVCSIdString />
+        </TargetCommonOption>
+        <CommonProperty>
+          <UseCPPCompiler>0</UseCPPCompiler>
+          <RVCTCodeConst>0</RVCTCodeConst>
+          <RVCTZI>0</RVCTZI>
+          <RVCTOtherData>0</RVCTOtherData>
+          <ModuleSelection>0</ModuleSelection>
+          <IncludeInBuild>1</IncludeInBuild>
+          <AlwaysBuild>0</AlwaysBuild>
+          <GenerateAssemblyFile>0</GenerateAssemblyFile>
+          <AssembleAssemblyFile>0</AssembleAssemblyFile>
+          <PublicsOnly>0</PublicsOnly>
+          <StopOnExitCode>3</StopOnExitCode>
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+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>idle.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\idle.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>ipc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\ipc.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>irq.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\irq.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>kservice.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\kservice.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>mem.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\mem.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>mempool.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\mempool.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>object.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\object.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>scheduler_comm.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\scheduler_comm.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>scheduler_up.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\scheduler_up.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>thread.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\thread.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>timer.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\timer.c</FilePath>
+              <FileOption>
+                <FileArmAds>
+                  <Cads>
+                    <VariousControls>
+                      <MiscControls> </MiscControls>
+                      <Define>__RT_KERNEL_SOURCE__</Define>
+                      <Undefine> </Undefine>
+                      <IncludePath> </IncludePath>
+                    </VariousControls>
+                  </Cads>
+                </FileArmAds>
+              </FileOption>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>klibc</GroupName>
+          <Files>
+            <File>
+              <FileName>rt_vsscanf.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>kerrno.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>kstdio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>kstring.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>libcpu</GroupName>
+          <Files>
+            <File>
+              <FileName>atomic_arm.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\libcpu\arm\common\atomic_arm.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>div0.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\libcpu\arm\common\div0.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>showmem.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\libcpu\arm\common\showmem.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>context_rvds.S</FileName>
+              <FileType>2</FileType>
+              <FilePath>..\..\..\..\libcpu\arm\cortex-m23\context_rvds.S</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>cpuport.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\libcpu\arm\cortex-m23\cpuport.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>Libraries</GroupName>
+          <Files>
+            <File>
+              <FileName>startup_gd32e23x.s</FileName>
+              <FileType>2</FileType>
+              <FilePath>packages\gd32-arm-cmsis-latest\GD32E23x\GD\GD32E23x\Source\ARM\startup_gd32e23x.s</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>system_gd32e23x.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-cmsis-latest\GD32E23x\GD\GD32E23x\Source\system_gd32e23x.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32e23x_dma.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32E23x\GD32E23x_standard_peripheral\Source\gd32e23x_dma.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32e23x_exti.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32E23x\GD32E23x_standard_peripheral\Source\gd32e23x_exti.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32e23x_gpio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32E23x\GD32E23x_standard_peripheral\Source\gd32e23x_gpio.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32e23x_misc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32E23x\GD32E23x_standard_peripheral\Source\gd32e23x_misc.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32e23x_rcu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32E23x\GD32E23x_standard_peripheral\Source\gd32e23x_rcu.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32e23x_syscfg.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32E23x\GD32E23x_standard_peripheral\Source\gd32e23x_syscfg.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32e23x_usart.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32E23x\GD32E23x_standard_peripheral\Source\gd32e23x_usart.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+      </Groups>
+    </Target>
+  </Targets>
+  <RTE>
+    <apis />
+    <components>
+      <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.0.2" condition="ARMv6_7_8-M Device">
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.2.0" />
+        <targetInfos>
+          <targetInfo name="GD32E230C_EVAL" />
+        </targetInfos>
+      </component>
+    </components>
+    <files />
+  </RTE>
+</Project>
diff --git a/bsp/gd32/arm/gd32e230-lckfb/rtconfig.h b/bsp/gd32/arm/gd32e230-lckfb/rtconfig.h
index e04ae956ed..fbf27842db 100644
--- a/bsp/gd32/arm/gd32e230-lckfb/rtconfig.h
+++ b/bsp/gd32/arm/gd32e230-lckfb/rtconfig.h
@@ -302,6 +302,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -386,7 +390,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32E230C8T6
+#define SOC_GD32E230C8
 
 /* Onboard Peripheral Drivers */
 
@@ -398,7 +402,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART0
+#define BSP_UART0_TX_PIN "PA9"
+#define BSP_UART0_RX_PIN "PA10"
+#define BSP_UART0_AFIO "AF1"
 
 /* I2C Configuration */
 
diff --git a/bsp/gd32/arm/gd32e230-lckfb/template.uvoptx b/bsp/gd32/arm/gd32e230-lckfb/template.uvoptx
new file mode 100644
index 0000000000..6714a9f7a2
--- /dev/null
+++ b/bsp/gd32/arm/gd32e230-lckfb/template.uvoptx
@@ -0,0 +1,573 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<ProjectOpt xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_optx.xsd">
+
+  <SchemaVersion>1.0</SchemaVersion>
+
+  <Header>### uVision Project, (C) Keil Software</Header>
+
+  <Extensions>
+    <cExt>*.c</cExt>
+    <aExt>*.s*; *.src; *.a*</aExt>
+    <oExt>*.obj; *.o</oExt>
+    <lExt>*.lib</lExt>
+    <tExt>*.txt; *.h; *.inc</tExt>
+    <pExt>*.plm</pExt>
+    <CppX>*.cpp</CppX>
+    <nMigrate>0</nMigrate>
+  </Extensions>
+
+  <DaveTm>
+    <dwLowDateTime>0</dwLowDateTime>
+    <dwHighDateTime>0</dwHighDateTime>
+  </DaveTm>
+
+  <Target>
+    <TargetName>GD32E230C_EVAL</TargetName>
+    <ToolsetNumber>0x4</ToolsetNumber>
+    <ToolsetName>ARM-ADS</ToolsetName>
+    <TargetOption>
+      <CLKADS>12000000</CLKADS>
+      <OPTTT>
+        <gFlags>1</gFlags>
+        <BeepAtEnd>1</BeepAtEnd>
+        <RunSim>0</RunSim>
+        <RunTarget>1</RunTarget>
+        <RunAbUc>0</RunAbUc>
+      </OPTTT>
+      <OPTHX>
+        <HexSelection>1</HexSelection>
+        <FlashByte>65535</FlashByte>
+        <HexRangeLowAddress>0</HexRangeLowAddress>
+        <HexRangeHighAddress>0</HexRangeHighAddress>
+        <HexOffset>0</HexOffset>
+      </OPTHX>
+      <OPTLEX>
+        <PageWidth>79</PageWidth>
+        <PageLength>66</PageLength>
+        <TabStop>8</TabStop>
+        <ListingPath>.\list\</ListingPath>
+      </OPTLEX>
+      <ListingPage>
+        <CreateCListing>1</CreateCListing>
+        <CreateAListing>1</CreateAListing>
+        <CreateLListing>1</CreateLListing>
+        <CreateIListing>0</CreateIListing>
+        <AsmCond>1</AsmCond>
+        <AsmSymb>1</AsmSymb>
+        <AsmXref>0</AsmXref>
+        <CCond>1</CCond>
+        <CCode>0</CCode>
+        <CListInc>0</CListInc>
+        <CSymb>0</CSymb>
+        <LinkerCodeListing>0</LinkerCodeListing>
+      </ListingPage>
+      <OPTXL>
+        <LMap>1</LMap>
+        <LComments>1</LComments>
+        <LGenerateSymbols>1</LGenerateSymbols>
+        <LLibSym>1</LLibSym>
+        <LLines>1</LLines>
+        <LLocSym>1</LLocSym>
+        <LPubSym>1</LPubSym>
+        <LXref>0</LXref>
+        <LExpSel>0</LExpSel>
+      </OPTXL>
+      <OPTFL>
+        <tvExp>1</tvExp>
+        <tvExpOptDlg>0</tvExpOptDlg>
+        <IsCurrentTarget>1</IsCurrentTarget>
+      </OPTFL>
+      <CpuCode>255</CpuCode>
+      <DebugOpt>
+        <uSim>0</uSim>
+        <uTrg>1</uTrg>
+        <sLdApp>1</sLdApp>
+        <sGomain>1</sGomain>
+        <sRbreak>1</sRbreak>
+        <sRwatch>1</sRwatch>
+        <sRmem>1</sRmem>
+        <sRfunc>1</sRfunc>
+        <sRbox>1</sRbox>
+        <tLdApp>1</tLdApp>
+        <tGomain>1</tGomain>
+        <tRbreak>1</tRbreak>
+        <tRwatch>1</tRwatch>
+        <tRmem>1</tRmem>
+        <tRfunc>0</tRfunc>
+        <tRbox>1</tRbox>
+        <tRtrace>0</tRtrace>
+        <sRSysVw>1</sRSysVw>
+        <tRSysVw>1</tRSysVw>
+        <sRunDeb>0</sRunDeb>
+        <sLrtime>0</sLrtime>
+        <bEvRecOn>1</bEvRecOn>
+        <bSchkAxf>0</bSchkAxf>
+        <bTchkAxf>0</bTchkAxf>
+        <nTsel>14</nTsel>
+        <sDll></sDll>
+        <sDllPa></sDllPa>
+        <sDlgDll></sDlgDll>
+        <sDlgPa></sDlgPa>
+        <sIfile></sIfile>
+        <tDll></tDll>
+        <tDllPa></tDllPa>
+        <tDlgDll></tDlgDll>
+        <tDlgPa></tDlgPa>
+        <tIfile></tIfile>
+        <pMon>BIN\CMSIS_AGDI_V8M.DLL</pMon>
+      </DebugOpt>
+      <TargetDriverDllRegistry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>CMSIS_AGDI_V8M</Key>
+          <Name>-X"Any" -UAny -O206 -S0 -C0 -P00 -N00("ARM CoreSight SW-DP") -D00(0BF11477) -L00(0) -TO0 -TC10000000 -TP20 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -FO15 -FD20000000 -FC800 -FN1 -FF0GD32E23x -FS08000000 -FL010000 -FP0($$Device:GD32E230C8$Flash\GD32E23x.FLM)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>UL2V8M</Key>
+          <Name>-UAny -O206 -S0 -C0 -P00 -N00("ARM CoreSight SW-DP") -D00(0BF11477) -L00(0) -TO0 -TC10000000 -TP21 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -FO15 -FD20000000 -FC1000 -FN1 -FF0GD32E230.FLM -FS08000000 -FL010000 -FP0($$Device:GD32E230C8$Flash\GD32E230.FLM)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>DLGUARM</Key>
+          <Name></Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>ARMRTXEVENTFLAGS</Key>
+          <Name>-L70 -Z18 -C0 -M0 -T1</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>DLGTARM</Key>
+          <Name>(6010=-1,-1,-1,-1,0)(6018=-1,-1,-1,-1,0)(6019=-1,-1,-1,-1,0)(6008=-1,-1,-1,-1,0)(6009=-1,-1,-1,-1,0)(6014=-1,-1,-1,-1,0)(6015=-1,-1,-1,-1,0)(6003=-1,-1,-1,-1,0)(6000=-1,-1,-1,-1,0)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>ARMDBGFLAGS</Key>
+          <Name></Name>
+        </SetRegEntry>
+      </TargetDriverDllRegistry>
+      <Breakpoint/>
+      <MemoryWindow1>
+        <Mm>
+          <WinNumber>1</WinNumber>
+          <SubType>0</SubType>
+          <ItemText>40015804</ItemText>
+          <AccSizeX>0</AccSizeX>
+        </Mm>
+      </MemoryWindow1>
+      <Tracepoint>
+        <THDelay>0</THDelay>
+      </Tracepoint>
+      <DebugFlag>
+        <trace>0</trace>
+        <periodic>1</periodic>
+        <aLwin>1</aLwin>
+        <aCover>0</aCover>
+        <aSer1>0</aSer1>
+        <aSer2>0</aSer2>
+        <aPa>0</aPa>
+        <viewmode>1</viewmode>
+        <vrSel>0</vrSel>
+        <aSym>0</aSym>
+        <aTbox>0</aTbox>
+        <AscS1>0</AscS1>
+        <AscS2>0</AscS2>
+        <AscS3>0</AscS3>
+        <aSer3>0</aSer3>
+        <eProf>0</eProf>
+        <aLa>0</aLa>
+        <aPa1>0</aPa1>
+        <AscS4>0</AscS4>
+        <aSer4>0</aSer4>
+        <StkLoc>0</StkLoc>
+        <TrcWin>0</TrcWin>
+        <newCpu>0</newCpu>
+        <uProt>0</uProt>
+      </DebugFlag>
+      <LintExecutable></LintExecutable>
+      <LintConfigFile></LintConfigFile>
+      <bLintAuto>0</bLintAuto>
+      <bAutoGenD>0</bAutoGenD>
+      <LntExFlags>0</LntExFlags>
+      <pMisraName></pMisraName>
+      <pszMrule></pszMrule>
+      <pSingCmds></pSingCmds>
+      <pMultCmds></pMultCmds>
+      <pMisraNamep></pMisraNamep>
+      <pszMrulep></pszMrulep>
+      <pSingCmdsp></pSingCmdsp>
+      <pMultCmdsp></pMultCmdsp>
+    </TargetOption>
+  </Target>
+
+  <Group>
+    <GroupName>Application</GroupName>
+    <tvExp>0</tvExp>
+    <tvExpOptDlg>0</tvExpOptDlg>
+    <cbSel>0</cbSel>
+    <RteFlg>0</RteFlg>
+    <File>
+      <GroupNumber>1</GroupNumber>
+      <FileNumber>1</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\main.c</PathWithFileName>
+      <FilenameWithoutPath>main.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
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+  <Group>
+    <GroupName>Startup</GroupName>
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+    <GroupName>::CMSIS</GroupName>
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+</ProjectOpt>
diff --git a/bsp/gd32/arm/gd32e230-lckfb/template.uvprojx b/bsp/gd32/arm/gd32e230-lckfb/template.uvprojx
new file mode 100644
index 0000000000..96b4f822d4
--- /dev/null
+++ b/bsp/gd32/arm/gd32e230-lckfb/template.uvprojx
@@ -0,0 +1,562 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
+
+  <SchemaVersion>2.1</SchemaVersion>
+
+  <Header>### uVision Project, (C) Keil Software</Header>
+
+  <Targets>
+    <Target>
+      <TargetName>GD32E230C_EVAL</TargetName>
+      <ToolsetNumber>0x4</ToolsetNumber>
+      <ToolsetName>ARM-ADS</ToolsetName>
+      <pCCUsed>6120000::V6.12::.\ARMCLANG</pCCUsed>
+      <uAC6>1</uAC6>
+      <TargetOption>
+        <TargetCommonOption>
+          <Device>GD32E230C8</Device>
+          <Vendor>GigaDevice</Vendor>
+          <PackID>GigaDevice.GD32E23x_DFP.1.0.0</PackID>
+          <PackURL>http://gd32mcu.21ic.com/data/documents/yingyongruanjian/</PackURL>
+          <Cpu>IRAM(0x20000000,0x0002000) IROM(0x08000000,0x0010000) CPUTYPE("Cortex-M23") CLOCK(12000000) ELITTLE</Cpu>
+          <FlashUtilSpec></FlashUtilSpec>
+          <StartupFile></StartupFile>
+          <FlashDriverDll>UL2V8M(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0GD32E230 -FS08000000 -FL010000 -FP0($$Device:GD32E230C8$Flash\GD32E230.FLM))</FlashDriverDll>
+          <DeviceId>0</DeviceId>
+          <RegisterFile>$$Device:GD32E230C8$Device\Include\gd32e230.h</RegisterFile>
+          <MemoryEnv></MemoryEnv>
+          <Cmp></Cmp>
+          <Asm></Asm>
+          <Linker></Linker>
+          <OHString></OHString>
+          <InfinionOptionDll></InfinionOptionDll>
+          <SLE66CMisc></SLE66CMisc>
+          <SLE66AMisc></SLE66AMisc>
+          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <SFDFile>$$Device:GD32E230C8$SVD\GD32E230.svd</SFDFile>
+          <bCustSvd>0</bCustSvd>
+          <UseEnv>0</UseEnv>
+          <BinPath></BinPath>
+          <IncludePath></IncludePath>
+          <LibPath></LibPath>
+          <RegisterFilePath></RegisterFilePath>
+          <DBRegisterFilePath></DBRegisterFilePath>
+          <TargetStatus>
+            <Error>0</Error>
+            <ExitCodeStop>0</ExitCodeStop>
+            <ButtonStop>0</ButtonStop>
+            <NotGenerated>0</NotGenerated>
+            <InvalidFlash>1</InvalidFlash>
+          </TargetStatus>
+          <OutputDirectory>.\output\</OutputDirectory>
+          <OutputName>GD32E230C_EVAL</OutputName>
+          <CreateExecutable>1</CreateExecutable>
+          <CreateLib>0</CreateLib>
+          <CreateHexFile>0</CreateHexFile>
+          <DebugInformation>1</DebugInformation>
+          <BrowseInformation>1</BrowseInformation>
+          <ListingPath>.\list\</ListingPath>
+          <HexFormatSelection>1</HexFormatSelection>
+          <Merge32K>0</Merge32K>
+          <CreateBatchFile>0</CreateBatchFile>
+          <BeforeCompile>
+            <RunUserProg1>0</RunUserProg1>
+            <RunUserProg2>0</RunUserProg2>
+            <UserProg1Name></UserProg1Name>
+            <UserProg2Name></UserProg2Name>
+            <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
+            <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopU1X>0</nStopU1X>
+            <nStopU2X>0</nStopU2X>
+          </BeforeCompile>
+          <BeforeMake>
+            <RunUserProg1>0</RunUserProg1>
+            <RunUserProg2>0</RunUserProg2>
+            <UserProg1Name></UserProg1Name>
+            <UserProg2Name></UserProg2Name>
+            <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
+            <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopB1X>0</nStopB1X>
+            <nStopB2X>0</nStopB2X>
+          </BeforeMake>
+          <AfterMake>
+            <RunUserProg1>0</RunUserProg1>
+            <RunUserProg2>0</RunUserProg2>
+            <UserProg1Name></UserProg1Name>
+            <UserProg2Name></UserProg2Name>
+            <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
+            <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
+            <nStopA1X>0</nStopA1X>
+            <nStopA2X>0</nStopA2X>
+          </AfterMake>
+          <SelectedForBatchBuild>0</SelectedForBatchBuild>
+          <SVCSIdString></SVCSIdString>
+        </TargetCommonOption>
+        <CommonProperty>
+          <UseCPPCompiler>0</UseCPPCompiler>
+          <RVCTCodeConst>0</RVCTCodeConst>
+          <RVCTZI>0</RVCTZI>
+          <RVCTOtherData>0</RVCTOtherData>
+          <ModuleSelection>0</ModuleSelection>
+          <IncludeInBuild>1</IncludeInBuild>
+          <AlwaysBuild>0</AlwaysBuild>
+          <GenerateAssemblyFile>0</GenerateAssemblyFile>
+          <AssembleAssemblyFile>0</AssembleAssemblyFile>
+          <PublicsOnly>0</PublicsOnly>
+          <StopOnExitCode>3</StopOnExitCode>
+          <CustomArgument></CustomArgument>
+          <IncludeLibraryModules></IncludeLibraryModules>
+          <ComprImg>1</ComprImg>
+        </CommonProperty>
+        <DllOption>
+          <SimDllName></SimDllName>
+          <SimDllArguments></SimDllArguments>
+          <SimDlgDll></SimDlgDll>
+          <SimDlgDllArguments></SimDlgDllArguments>
+          <TargetDllName>SARMV8M.DLL</TargetDllName>
+          <TargetDllArguments> -MPU</TargetDllArguments>
+          <TargetDlgDll>TCM.DLL</TargetDlgDll>
+          <TargetDlgDllArguments>-pCM23</TargetDlgDllArguments>
+        </DllOption>
+        <DebugOption>
+          <OPTHX>
+            <HexSelection>1</HexSelection>
+            <HexRangeLowAddress>0</HexRangeLowAddress>
+            <HexRangeHighAddress>0</HexRangeHighAddress>
+            <HexOffset>0</HexOffset>
+            <Oh166RecLen>16</Oh166RecLen>
+          </OPTHX>
+        </DebugOption>
+        <Utilities>
+          <Flash1>
+            <UseTargetDll>1</UseTargetDll>
+            <UseExternalTool>0</UseExternalTool>
+            <RunIndependent>0</RunIndependent>
+            <UpdateFlashBeforeDebugging>1</UpdateFlashBeforeDebugging>
+            <Capability>1</Capability>
+            <DriverSelection>4098</DriverSelection>
+          </Flash1>
+          <bUseTDR>1</bUseTDR>
+          <Flash2>BIN\UL2V8M.DLL</Flash2>
+          <Flash3>"" ()</Flash3>
+          <Flash4></Flash4>
+          <pFcarmOut></pFcarmOut>
+          <pFcarmGrp></pFcarmGrp>
+          <pFcArmRoot></pFcArmRoot>
+          <FcArmLst>0</FcArmLst>
+        </Utilities>
+        <TargetArmAds>
+          <ArmAdsMisc>
+            <GenerateListings>0</GenerateListings>
+            <asHll>1</asHll>
+            <asAsm>1</asAsm>
+            <asMacX>1</asMacX>
+            <asSyms>1</asSyms>
+            <asFals>1</asFals>
+            <asDbgD>1</asDbgD>
+            <asForm>1</asForm>
+            <ldLst>0</ldLst>
+            <ldmm>1</ldmm>
+            <ldXref>1</ldXref>
+            <BigEnd>0</BigEnd>
+            <AdsALst>1</AdsALst>
+            <AdsACrf>1</AdsACrf>
+            <AdsANop>0</AdsANop>
+            <AdsANot>0</AdsANot>
+            <AdsLLst>1</AdsLLst>
+            <AdsLmap>1</AdsLmap>
+            <AdsLcgr>1</AdsLcgr>
+            <AdsLsym>1</AdsLsym>
+            <AdsLszi>1</AdsLszi>
+            <AdsLtoi>1</AdsLtoi>
+            <AdsLsun>1</AdsLsun>
+            <AdsLven>1</AdsLven>
+            <AdsLsxf>1</AdsLsxf>
+            <RvctClst>0</RvctClst>
+            <GenPPlst>0</GenPPlst>
+            <AdsCpuType>"Cortex-M23"</AdsCpuType>
+            <RvctDeviceName></RvctDeviceName>
+            <mOS>0</mOS>
+            <uocRom>0</uocRom>
+            <uocRam>0</uocRam>
+            <hadIROM>1</hadIROM>
+            <hadIRAM>1</hadIRAM>
+            <hadXRAM>0</hadXRAM>
+            <uocXRam>0</uocXRam>
+            <RvdsVP>0</RvdsVP>
+            <RvdsMve>0</RvdsMve>
+            <hadIRAM2>0</hadIRAM2>
+            <hadIROM2>0</hadIROM2>
+            <StupSel>8</StupSel>
+            <useUlib>1</useUlib>
+            <EndSel>0</EndSel>
+            <uLtcg>0</uLtcg>
+            <nSecure>0</nSecure>
+            <RoSelD>3</RoSelD>
+            <RwSelD>3</RwSelD>
+            <CodeSel>0</CodeSel>
+            <OptFeed>0</OptFeed>
+            <NoZi1>0</NoZi1>
+            <NoZi2>0</NoZi2>
+            <NoZi3>0</NoZi3>
+            <NoZi4>0</NoZi4>
+            <NoZi5>0</NoZi5>
+            <Ro1Chk>0</Ro1Chk>
+            <Ro2Chk>0</Ro2Chk>
+            <Ro3Chk>0</Ro3Chk>
+            <Ir1Chk>1</Ir1Chk>
+            <Ir2Chk>0</Ir2Chk>
+            <Ra1Chk>0</Ra1Chk>
+            <Ra2Chk>0</Ra2Chk>
+            <Ra3Chk>0</Ra3Chk>
+            <Im1Chk>1</Im1Chk>
+            <Im2Chk>0</Im2Chk>
+            <OnChipMemories>
+              <Ocm1>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm1>
+              <Ocm2>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm2>
+              <Ocm3>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm3>
+              <Ocm4>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm4>
+              <Ocm5>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm5>
+              <Ocm6>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </Ocm6>
+              <IRAM>
+                <Type>0</Type>
+                <StartAddress>0x20000000</StartAddress>
+                <Size>0x2000</Size>
+              </IRAM>
+              <IROM>
+                <Type>1</Type>
+                <StartAddress>0x8000000</StartAddress>
+                <Size>0x10000</Size>
+              </IROM>
+              <XRAM>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </XRAM>
+              <OCR_RVCT1>
+                <Type>1</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </OCR_RVCT1>
+              <OCR_RVCT2>
+                <Type>1</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </OCR_RVCT2>
+              <OCR_RVCT3>
+                <Type>1</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </OCR_RVCT3>
+              <OCR_RVCT4>
+                <Type>1</Type>
+                <StartAddress>0x8000000</StartAddress>
+                <Size>0x10000</Size>
+              </OCR_RVCT4>
+              <OCR_RVCT5>
+                <Type>1</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </OCR_RVCT5>
+              <OCR_RVCT6>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </OCR_RVCT6>
+              <OCR_RVCT7>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </OCR_RVCT7>
+              <OCR_RVCT8>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </OCR_RVCT8>
+              <OCR_RVCT9>
+                <Type>0</Type>
+                <StartAddress>0x20000000</StartAddress>
+                <Size>0x2000</Size>
+              </OCR_RVCT9>
+              <OCR_RVCT10>
+                <Type>0</Type>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x0</Size>
+              </OCR_RVCT10>
+            </OnChipMemories>
+            <RvctStartVector></RvctStartVector>
+          </ArmAdsMisc>
+          <Cads>
+            <interw>1</interw>
+            <Optim>1</Optim>
+            <oTime>0</oTime>
+            <SplitLS>0</SplitLS>
+            <OneElfS>1</OneElfS>
+            <Strict>0</Strict>
+            <EnumInt>0</EnumInt>
+            <PlainCh>0</PlainCh>
+            <Ropi>0</Ropi>
+            <Rwpi>0</Rwpi>
+            <wLevel>3</wLevel>
+            <uThumb>0</uThumb>
+            <uSurpInc>0</uSurpInc>
+            <uC99>0</uC99>
+            <uGnu>0</uGnu>
+            <useXO>0</useXO>
+            <v6Lang>3</v6Lang>
+            <v6LangP>3</v6LangP>
+            <vShortEn>1</vShortEn>
+            <vShortWch>1</vShortWch>
+            <v6Lto>0</v6Lto>
+            <v6WtE>0</v6WtE>
+            <v6Rtti>0</v6Rtti>
+            <VariousControls>
+              <MiscControls></MiscControls>
+              <Define>GD32E230</Define>
+              <Undefine></Undefine>
+              <IncludePath>..\..\..\..\GD32E23x_Firmware_Library\CMSIS\GD\GD32E23x\Include;..\..\..\Utilities;..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Include;..\</IncludePath>
+            </VariousControls>
+          </Cads>
+          <Aads>
+            <interw>1</interw>
+            <Ropi>0</Ropi>
+            <Rwpi>0</Rwpi>
+            <thumb>0</thumb>
+            <SplitLS>0</SplitLS>
+            <SwStkChk>0</SwStkChk>
+            <NoWarn>0</NoWarn>
+            <uSurpInc>0</uSurpInc>
+            <useXO>0</useXO>
+            <uClangAs>0</uClangAs>
+            <VariousControls>
+              <MiscControls></MiscControls>
+              <Define></Define>
+              <Undefine></Undefine>
+              <IncludePath></IncludePath>
+            </VariousControls>
+          </Aads>
+          <LDads>
+            <umfTarg>1</umfTarg>
+            <Ropi>0</Ropi>
+            <Rwpi>0</Rwpi>
+            <noStLib>0</noStLib>
+            <RepFail>1</RepFail>
+            <useFile>0</useFile>
+            <TextAddressRange>0x08000000</TextAddressRange>
+            <DataAddressRange>0x20000000</DataAddressRange>
+            <pXoBase></pXoBase>
+            <ScatterFile>.\output\Project.sct</ScatterFile>
+            <IncludeLibs></IncludeLibs>
+            <IncludeLibsPath></IncludeLibsPath>
+            <Misc></Misc>
+            <LinkerInputFile></LinkerInputFile>
+            <DisabledWarnings></DisabledWarnings>
+          </LDads>
+        </TargetArmAds>
+      </TargetOption>
+      <Groups>
+        <Group>
+          <GroupName>Application</GroupName>
+          <Files>
+            <File>
+              <FileName>main.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\main.c</FilePath>
+            </File>
+            <File>
+              <FileName>systick.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\systick.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_it.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\gd32e23x_it.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>CMSIS</GroupName>
+          <Files>
+            <File>
+              <FileName>system_gd32e23x.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\CMSIS\GD\GD32E23x\Source\system_gd32e23x.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>GD32E23x_Peripherals</GroupName>
+          <Files>
+            <File>
+              <FileName>gd32e23x_adc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_adc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_cmp.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_cmp.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_crc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_crc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_dbg.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_dbg.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_dma.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_dma.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_exti.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_exti.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_fmc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_fmc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_fwdgt.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_fwdgt.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_gpio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_gpio.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_i2c.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_i2c.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_misc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_misc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_pmu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_pmu.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_rcu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_rcu.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_rtc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_rtc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_spi.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_spi.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_syscfg.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_syscfg.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_timer.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_timer.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_usart.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_usart.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32e23x_wwdgt.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\GD32E23x_standard_peripheral\Source\gd32e23x_wwdgt.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>GD32E230_EVAL</GroupName>
+          <Files>
+            <File>
+              <FileName>gd32e230c_eval.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\Utilities\gd32e230c_eval.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>Startup</GroupName>
+          <Files>
+            <File>
+              <FileName>startup_gd32e23x.s</FileName>
+              <FileType>2</FileType>
+              <FilePath>..\..\..\..\GD32E23x_Firmware_Library\CMSIS\GD\GD32E23x\Source\ARM\startup_gd32e23x.s</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>Doc</GroupName>
+          <Files>
+            <File>
+              <FileName>readme.txt</FileName>
+              <FileType>5</FileType>
+              <FilePath>..\readme.txt</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>::CMSIS</GroupName>
+        </Group>
+      </Groups>
+    </Target>
+  </Targets>
+
+  <RTE>
+    <apis/>
+    <components>
+      <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.0.2" condition="ARMv6_7_8-M Device">
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.2.0"/>
+        <targetInfos>
+          <targetInfo name="GD32E230C_EVAL"/>
+        </targetInfos>
+      </component>
+    </components>
+    <files/>
+  </RTE>
+
+</Project>
diff --git a/bsp/gd32/arm/gd32e503v-eval/.config b/bsp/gd32/arm/gd32e503v-eval/.config
index 37020cf100..3de349b3d2 100644
--- a/bsp/gd32/arm/gd32e503v-eval/.config
+++ b/bsp/gd32/arm/gd32e503v-eval/.config
@@ -340,8 +340,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -623,6 +621,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -717,6 +718,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -879,6 +881,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -927,6 +935,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1395,12 +1404,7 @@ CONFIG_SOC_SERIES_GD32E50x=y
 #
 # Hardware Drivers Config
 #
-
-#
-# SOC Series
-#
-CONFIG_SOC_GD32503V=y
-# end of SOC Series
+CONFIG_SOC_GD32E503VE=y
 
 #
 # Onboard Peripheral Drivers
@@ -1411,13 +1415,15 @@ CONFIG_SOC_GD32503V=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 CONFIG_BSP_USING_UART0=y
-# CONFIG_BSP_UART0_RX_USING_DMA is not set
+CONFIG_BSP_UART0_TX_PIN="PA9"
+CONFIG_BSP_UART0_RX_PIN="PA10"
+CONFIG_BSP_UART0_AFIO="AF1"
 # CONFIG_BSP_USING_UART1 is not set
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
-# CONFIG_BSP_USING_UART4 is not set
-# CONFIG_BSP_USING_UART5 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TIM is not set
diff --git a/bsp/gd32/arm/gd32e503v-eval/board/Kconfig b/bsp/gd32/arm/gd32e503v-eval/board/Kconfig
index 62280643b5..57a6518e9a 100644
--- a/bsp/gd32/arm/gd32e503v-eval/board/Kconfig
+++ b/bsp/gd32/arm/gd32e503v-eval/board/Kconfig
@@ -1,22 +1,15 @@
 menu "Hardware Drivers Config"
 
-    
-menu "SOC Series"
-    menuconfig SOC_SERIES_GD32E50x
-        bool "Enable GD32E50x"
-        default y
-        select SERIES_GD32E50x
-        if SOC_SERIES_GD32E50x
-            config SOC_GD32503V
-                bool "Enable GD32503V"
-                select GD32503V
-                select RT_USING_COMPONENTS_INIT
-                select RT_USING_USER_MAIN
-                default y
-        endif
-
-endmenu
+config SOC_SERIES_GD32E50x
+    bool
+    default y
 
+config SOC_GD32E503VE
+    bool
+    select SOC_SERIES_GD32E50x
+    select RT_USING_COMPONENTS_INIT
+    select RT_USING_USER_MAIN
+    default y
 
 menu "Onboard Peripheral Drivers"
 
@@ -32,67 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
-                default n
+                default y
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF1"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART1
-                bool "Enable UART1"
-                default y
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
+
+            menuconfig BSP_USING_UART1
+                bool "Enable UART1"
                 default n
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART2
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
+
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART3
-                bool "Enable UART3"
-                default n
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_USING_UART4
-                bool "Enable UART4"
-                default n
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_UART4_RX_USING_DMA
-                bool "Enable UART4 RX DMA"
-                depends on BSP_USING_UART4
-                select RT_SERIAL_USING_DMA
+            menuconfig BSP_USING_UART3
+                bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PA8"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PA9"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_USING_UART5
-                bool "Enable UART5"
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART5_RX_USING_DMA
-                bool "Enable UART5 RX DMA"
-                depends on BSP_USING_UART5
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
diff --git a/bsp/gd32/arm/gd32e503v-eval/project.ewp b/bsp/gd32/arm/gd32e503v-eval/project.ewp
index aca2f64408..bb5eee1710 100644
--- a/bsp/gd32/arm/gd32e503v-eval/project.ewp
+++ b/bsp/gd32/arm/gd32e503v-eval/project.ewp
@@ -220,15 +220,14 @@
         <option>

           <name>CCDefines</name>

           <state />

+          <state>GD32E50X</state>

+          <state>GD32E50X_HD</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32E50X</state>

-          <state>GD32E50X_HD</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -356,27 +355,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32E50x</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32E50x\GD32E50x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32E50x\GD\GD32E50x\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32E50x</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\.</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1303,15 +1304,14 @@
         <option>

           <name>CCDefines</name>

           <state>NDEBUG</state>

+          <state>GD32E50X</state>

+          <state>GD32E50X_HD</state>

+          <state>USE_STDPERIPH_DRIVER</state>

+          <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

           <state>RT_USING_LIBC</state>

           <state>_DLIB_ADD_EXTRA_SYMBOLS=0</state>

-          <state>GD32E50X</state>

-          <state>GD32E50X_HD</state>

-          <state>__RTTHREAD__</state>

-          <state>USE_STDPERIPH_DRIVER</state>

-          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RT_IPC_SOURCE__</state>

           <state>__RT_KERNEL_SOURCE__</state>

         </option>

@@ -1439,27 +1439,29 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32E50x</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32E50x\GD32E50x_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32E50x\GD\GD32E50x\Include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32E50x</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m4</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\.</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2274,6 +2276,9 @@
   <group>

     <name>Finsh</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

     <file>

@@ -2282,9 +2287,6 @@
     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

-    </file>

   </group>

   <group>

     <name>Kernel</name>

@@ -2337,10 +2339,13 @@
   <group>

     <name>klibc</name>

     <file>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+    </file>

+    <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

@@ -2348,9 +2353,6 @@
     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

-    </file>

   </group>

   <group>

     <name>libcpu</name>

@@ -2395,6 +2397,9 @@
     <name>POSIX</name>

   </group>

   <group>

+    <name>utc_UTest</name>

+  </group>

+  <group>

     <name>utestcases</name>

   </group>

 </project>

diff --git a/bsp/gd32/arm/gd32e503v-eval/project.uvoptx b/bsp/gd32/arm/gd32e503v-eval/project.uvoptx
index 0d61125bfd..9fdf76faf3 100644
--- a/bsp/gd32/arm/gd32e503v-eval/project.uvoptx
+++ b/bsp/gd32/arm/gd32e503v-eval/project.uvoptx
@@ -175,786 +175,6 @@
   </Target>
 
   <Group>
-    <GroupName>Applications</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
-    <RteFlg>0</RteFlg>
-    <File>
-      <GroupNumber>1</GroupNumber>
-      <FileNumber>1</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>applications\main.c</PathWithFileName>
-      <FilenameWithoutPath>main.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-  </Group>
-
-  <Group>
-    <GroupName>Compiler</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
-    <RteFlg>0</RteFlg>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>2</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</PathWithFileName>
-      <FilenameWithoutPath>syscall_mem.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>3</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</PathWithFileName>
-      <FilenameWithoutPath>syscalls.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>4</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cctype.c</PathWithFileName>
-      <FilenameWithoutPath>cctype.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>5</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cstdlib.c</PathWithFileName>
-      <FilenameWithoutPath>cstdlib.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>6</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cstring.c</PathWithFileName>
-      <FilenameWithoutPath>cstring.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>7</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\ctime.c</PathWithFileName>
-      <FilenameWithoutPath>ctime.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>8</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cunistd.c</PathWithFileName>
-      <FilenameWithoutPath>cunistd.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>2</GroupNumber>
-      <FileNumber>9</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\libc\compilers\common\cwchar.c</PathWithFileName>
-      <FilenameWithoutPath>cwchar.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-  </Group>
-
-  <Group>
-    <GroupName>DeviceDrivers</GroupName>
-    <tvExp>0</tvExp>
-    <tvExpOptDlg>0</tvExpOptDlg>
-    <cbSel>0</cbSel>
-    <RteFlg>0</RteFlg>
-    <File>
-      <GroupNumber>3</GroupNumber>
-      <FileNumber>10</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\drivers\core\device.c</PathWithFileName>
-      <FilenameWithoutPath>device.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>3</GroupNumber>
-      <FileNumber>11</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\drivers\ipc\completion_comm.c</PathWithFileName>
-      <FilenameWithoutPath>completion_comm.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>3</GroupNumber>
-      <FileNumber>12</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\drivers\ipc\completion_up.c</PathWithFileName>
-      <FilenameWithoutPath>completion_up.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>3</GroupNumber>
-      <FileNumber>13</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>..\..\..\..\components\drivers\ipc\condvar.c</PathWithFileName>
-      <FilenameWithoutPath>condvar.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>3</GroupNumber>
-      <FileNumber>14</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
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-    </File>
-    <File>
-      <GroupNumber>9</GroupNumber>
-      <FileNumber>58</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>packages\gd32-arm-series-latest\GD32E50x\GD32E50x_standard_peripheral\Source\gd32e50x_rcu.c</PathWithFileName>
-      <FilenameWithoutPath>gd32e50x_rcu.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-    <File>
-      <GroupNumber>9</GroupNumber>
-      <FileNumber>59</FileNumber>
-      <FileType>1</FileType>
-      <tvExp>0</tvExp>
-      <tvExpOptDlg>0</tvExpOptDlg>
-      <bDave2>0</bDave2>
-      <PathWithFileName>packages\gd32-arm-series-latest\GD32E50x\GD32E50x_standard_peripheral\Source\gd32e50x_usart.c</PathWithFileName>
-      <FilenameWithoutPath>gd32e50x_usart.c</FilenameWithoutPath>
-      <RteFlg>0</RteFlg>
-      <bShared>0</bShared>
-    </File>
-  </Group>
-
-  <Group>
     <GroupName>::CMSIS</GroupName>
     <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
diff --git a/bsp/gd32/arm/gd32e503v-eval/project.uvprojx b/bsp/gd32/arm/gd32e503v-eval/project.uvprojx
index ad00aabf6f..969e676633 100644
--- a/bsp/gd32/arm/gd32e503v-eval/project.uvprojx
+++ b/bsp/gd32/arm/gd32e503v-eval/project.uvprojx
@@ -1,46 +1,43 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
-
   <SchemaVersion>2.1</SchemaVersion>
-
   <Header>### uVision Project, (C) Keil Software</Header>
-
   <Targets>
     <Target>
       <TargetName>rt-thread</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>6220000::V6.22::ARMCLANG</pCCUsed>
+      <pCCUsed>5060750::V5.06 update 6 (build 750)::.\ARMCC</pCCUsed>
       <uAC6>1</uAC6>
       <TargetOption>
         <TargetCommonOption>
           <Device>GD32E503VE</Device>
           <Vendor>GigaDevice</Vendor>
-          <PackID>GigaDevice.GD32E50x_DFP.1.3.2</PackID>
+          <PackID>GigaDevice.GD32E50x_DFP.1.5.0</PackID>
           <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
           <Cpu>IRAM(0x20000000,0x20000) IROM(0x08000000,0x080000) CPUTYPE("Cortex-M33") FPU3(SFPU) DSP CLOCK(12000000) ELITTLE</Cpu>
-          <FlashUtilSpec></FlashUtilSpec>
-          <StartupFile></StartupFile>
+          <FlashUtilSpec />
+          <StartupFile />
           <FlashDriverDll>UL2V8M(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0GD32E50x_512 -FS08000000 -FL080000 -FP0($$Device:GD32E503VE$Flash\GD32E50x_512.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:GD32E503VE$Device\Include\gd32e50x.h</RegisterFile>
-          <MemoryEnv></MemoryEnv>
-          <Cmp></Cmp>
-          <Asm></Asm>
-          <Linker></Linker>
-          <OHString></OHString>
-          <InfinionOptionDll></InfinionOptionDll>
-          <SLE66CMisc></SLE66CMisc>
-          <SLE66AMisc></SLE66AMisc>
-          <SLE66LinkerMisc></SLE66LinkerMisc>
+          <MemoryEnv />
+          <Cmp />
+          <Asm />
+          <Linker />
+          <OHString />
+          <InfinionOptionDll />
+          <SLE66CMisc />
+          <SLE66AMisc />
+          <SLE66LinkerMisc />
           <SFDFile>$$Device:GD32E503VE$SVD\GD32E50x_HD.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath></BinPath>
-          <IncludePath></IncludePath>
-          <LibPath></LibPath>
-          <RegisterFilePath></RegisterFilePath>
-          <DBRegisterFilePath></DBRegisterFilePath>
+          <BinPath />
+          <IncludePath />
+          <LibPath />
+          <RegisterFilePath />
+          <DBRegisterFilePath />
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -62,8 +59,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -72,8 +69,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name></UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg1Name />
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -83,14 +80,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name></UserProg2Name>
+            <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString></SVCSIdString>
+          <SVCSIdString />
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -104,15 +101,15 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument></CustomArgument>
-          <IncludeLibraryModules></IncludeLibraryModules>
+          <CustomArgument />
+          <IncludeLibraryModules />
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
-          <SimDllName></SimDllName>
-          <SimDllArguments></SimDllArguments>
-          <SimDlgDll></SimDlgDll>
-          <SimDlgDllArguments></SimDlgDllArguments>
+          <SimDllName />
+          <SimDllArguments />
+          <SimDlgDll />
+          <SimDlgDllArguments />
           <TargetDllName>SARMV8M.DLL</TargetDllName>
           <TargetDllArguments> -MPU</TargetDllArguments>
           <TargetDlgDll>TCM.DLL</TargetDlgDll>
@@ -138,11 +135,11 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2V8M.DLL</Flash2>
-          <Flash3></Flash3>
-          <Flash4></Flash4>
-          <pFcarmOut></pFcarmOut>
-          <pFcarmGrp></pFcarmGrp>
-          <pFcArmRoot></pFcArmRoot>
+          <Flash3 />
+          <Flash4 />
+          <pFcarmOut />
+          <pFcarmGrp />
+          <pFcArmRoot />
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -175,7 +172,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M33"</AdsCpuType>
-            <RvctDeviceName></RvctDeviceName>
+            <RvctDeviceName />
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -310,7 +307,7 @@
                 <Size>0x0</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector></RvctStartVector>
+            <RvctStartVector />
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -337,10 +334,10 @@
             <v6WtE>0</v6WtE>
             <v6Rtti>0</v6Rtti>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define>GD32E50X, USE_STDPERIPH_DRIVER, __CLK_TCK=RT_TICK_PER_SECOND, __RTTHREAD__, RT_USING_ARMLIBC, GD32E50X_HD, __STDC_LIMIT_MACROS, RT_USING_LIBC</Define>
-              <Undefine></Undefine>
-              <IncludePath>.;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers;packages\gd32-arm-series-latest\GD32E50x\GD32E50x_standard_peripheral\Include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\finsh;..\..\..\..\components\drivers\include;board;packages\gd32-arm-cmsis-latest\GD32E50x\GD\GD32E50x\Include;applications;packages\gd32-arm-cmsis-latest\GD32E50x;..\..\..\..\components\drivers\include;..\..\..\..\libcpu\arm\common;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\include;..\..\..\..\components\drivers\phy;..\..\..\..\components\drivers\include</IncludePath>
+              <MiscControls />
+              <Define>__RTTHREAD__, GD32E50X, RT_USING_ARMLIBC, __STDC_LIMIT_MACROS, RT_USING_LIBC, GD32E50X_HD, __CLK_TCK=RT_TICK_PER_SECOND, USE_STDPERIPH_DRIVER</Define>
+              <Undefine />
+              <IncludePath>..\..\..\..\components\drivers\include;..\..\..\..\include;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\phy;..\libraries\gd32_drivers;..\..\..\..\components\drivers\include;packages\gd32-arm-cmsis-latest\GD32E50x;packages\gd32-arm-cmsis-latest\GD32E50x\GD\GD32E50x\Include;packages\gd32-arm-series-latest\GD32E50x\GD32E50x_standard_peripheral\Include;..\libraries\gd32_drivers\config;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\net\utest;..\..\..\..\libcpu\arm\cortex-m4;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\finsh;board;..\..\..\..\components\drivers\include;.;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\drivers\include;applications;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\libcpu\arm\common</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -355,10 +352,10 @@
             <useXO>0</useXO>
             <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
-              <MiscControls></MiscControls>
-              <Define></Define>
-              <Undefine></Undefine>
-              <IncludePath></IncludePath>
+              <MiscControls />
+              <Define />
+              <Undefine />
+              <IncludePath />
             </VariousControls>
           </Aads>
           <LDads>
@@ -370,13 +367,13 @@
             <useFile>0</useFile>
             <TextAddressRange>0x08000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
-            <pXoBase></pXoBase>
+            <pXoBase />
             <ScatterFile>.\gd32_rom.ld</ScatterFile>
-            <IncludeLibs></IncludeLibs>
-            <IncludeLibsPath></IncludeLibsPath>
-            <Misc></Misc>
-            <LinkerInputFile></LinkerInputFile>
-            <DisabledWarnings></DisabledWarnings>
+            <IncludeLibs />
+            <IncludeLibsPath />
+            <Misc />
+            <LinkerInputFile />
+            <DisabledWarnings />
           </LDads>
         </TargetArmAds>
       </TargetOption>
@@ -399,36 +396,50 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscall_mem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>syscalls.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\armlibc\syscalls.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cctype.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cctype.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstdlib.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstdlib.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cstring.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cstring.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>ctime.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\ctime.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cunistd.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\libc\compilers\common\cunistd.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cwchar.c</FileName>
               <FileType>1</FileType>
@@ -444,668 +455,222 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\core\device.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_IPC_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>completion_comm.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\ipc\completion_comm.c</FilePath>
               <FileOption>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_IPC_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>completion_up.c</FileName>
               <FileType>1</FileType>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_IPC_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>condvar.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\components\drivers\ipc\condvar.c</FilePath>
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                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_IPC_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
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               <FilePath>..\..\..\..\components\drivers\ipc\dataqueue.c</FilePath>
               <FileOption>
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-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>thread.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\thread.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
               </FileOption>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>timer.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\timer.c</FilePath>
               <FileOption>
-                <CommonProperty>
-                  <UseCPPCompiler>2</UseCPPCompiler>
-                  <RVCTCodeConst>0</RVCTCodeConst>
-                  <RVCTZI>0</RVCTZI>
-                  <RVCTOtherData>0</RVCTOtherData>
-                  <ModuleSelection>0</ModuleSelection>
-                  <IncludeInBuild>1</IncludeInBuild>
-                  <AlwaysBuild>0</AlwaysBuild>
-                  <GenerateAssemblyFile>0</GenerateAssemblyFile>
-                  <AssembleAssemblyFile>0</AssembleAssemblyFile>
-                  <PublicsOnly>0</PublicsOnly>
-                  <StopOnExitCode>3</StopOnExitCode>
-                  <CustomArgument></CustomArgument>
-                  <IncludeLibraryModules></IncludeLibraryModules>
-                  <ComprImg>1</ComprImg>
-                </CommonProperty>
                 <FileArmAds>
                   <Cads>
-                    <interw>2</interw>
-                    <Optim>0</Optim>
-                    <oTime>2</oTime>
-                    <SplitLS>2</SplitLS>
-                    <OneElfS>2</OneElfS>
-                    <Strict>2</Strict>
-                    <EnumInt>2</EnumInt>
-                    <PlainCh>2</PlainCh>
-                    <Ropi>2</Ropi>
-                    <Rwpi>2</Rwpi>
-                    <wLevel>0</wLevel>
-                    <uThumb>2</uThumb>
-                    <uSurpInc>2</uSurpInc>
-                    <uC99>2</uC99>
-                    <uGnu>2</uGnu>
-                    <useXO>2</useXO>
-                    <v6Lang>0</v6Lang>
-                    <v6LangP>0</v6LangP>
-                    <vShortEn>2</vShortEn>
-                    <vShortWch>2</vShortWch>
-                    <v6Lto>2</v6Lto>
-                    <v6WtE>2</v6WtE>
-                    <v6Rtti>2</v6Rtti>
                     <VariousControls>
                       <MiscControls> </MiscControls>
                       <Define>__RT_KERNEL_SOURCE__</Define>
                       <Undefine> </Undefine>
-                      <IncludePath></IncludePath>
+                      <IncludePath> </IncludePath>
                     </VariousControls>
                   </Cads>
                 </FileArmAds>
@@ -2007,29 +1025,37 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>kstring.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
-            </File>
-            <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
-              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>kstring.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -2041,16 +1067,22 @@
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\div0.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>showmem.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\..\libcpu\arm\common\showmem.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>context_rvds.S</FileName>
               <FileType>2</FileType>
               <FilePath>..\..\..\..\libcpu\arm\cortex-m4\context_rvds.S</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>cpuport.c</FileName>
               <FileType>1</FileType>
@@ -2066,31 +1098,43 @@
               <FileType>2</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32E50x\GD\GD32E50x\Source\ARM\startup_gd32e50x_hd.s</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>system_gd32e50x.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-cmsis-latest\GD32E50x\GD\GD32E50x\Source\system_gd32e50x.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32e50x_exti.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32E50x\GD32E50x_standard_peripheral\Source\gd32e50x_exti.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32e50x_gpio.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32E50x\GD32E50x_standard_peripheral\Source\gd32e50x_gpio.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32e50x_misc.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32E50x\GD32E50x_standard_peripheral\Source\gd32e50x_misc.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32e50x_rcu.c</FileName>
               <FileType>1</FileType>
               <FilePath>packages\gd32-arm-series-latest\GD32E50x\GD32E50x_standard_peripheral\Source\gd32e50x_rcu.c</FilePath>
             </File>
+          </Files>
+          <Files>
             <File>
               <FileName>gd32e50x_usart.c</FileName>
               <FileType>1</FileType>
@@ -2098,26 +1142,21 @@
             </File>
           </Files>
         </Group>
-        <Group>
-          <GroupName>::CMSIS</GroupName>
-        </Group>
       </Groups>
     </Target>
   </Targets>
-
   <RTE>
-    <apis/>
+    <apis />
     <components>
       <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.6.0" condition="ARMv6_7_8-M Device">
-        <package name="CMSIS" schemaVersion="1.7.7" url="http://www.keil.com/pack/" vendor="ARM" version="5.9.0"/>
+        <package name="CMSIS" schemaVersion="1.7.7" url="http://www.keil.com/pack/" vendor="ARM" version="5.9.0" />
         <targetInfos>
-          <targetInfo name="rt-thread"/>
+          <targetInfo name="rt-thread" />
         </targetInfos>
       </component>
     </components>
-    <files/>
+    <files />
   </RTE>
-
   <LayerInfo>
     <Layers>
       <Layer>
@@ -2127,5 +1166,4 @@
       </Layer>
     </Layers>
   </LayerInfo>
-
 </Project>
diff --git a/bsp/gd32/arm/gd32e503v-eval/rtconfig.h b/bsp/gd32/arm/gd32e503v-eval/rtconfig.h
index a0ba589085..ae20f2445f 100644
--- a/bsp/gd32/arm/gd32e503v-eval/rtconfig.h
+++ b/bsp/gd32/arm/gd32e503v-eval/rtconfig.h
@@ -316,6 +316,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -400,10 +404,7 @@
 
 /* Hardware Drivers Config */
 
-/* SOC Series */
-
-#define SOC_GD32503V
-/* end of SOC Series */
+#define SOC_GD32E503VE
 
 /* Onboard Peripheral Drivers */
 
@@ -411,7 +412,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART0
+#define BSP_UART0_TX_PIN "PA9"
+#define BSP_UART0_RX_PIN "PA10"
+#define BSP_UART0_AFIO "AF1"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32h759i-eval/.config b/bsp/gd32/arm/gd32h759i-eval/.config
index 79c32576af..5ffba733e0 100644
--- a/bsp/gd32/arm/gd32h759i-eval/.config
+++ b/bsp/gd32/arm/gd32h759i-eval/.config
@@ -368,8 +368,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -653,6 +651,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -747,6 +748,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -909,6 +911,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -957,6 +965,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1427,7 +1436,7 @@ CONFIG_SOC_SERIES_GD32H7xx=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32H759I=y
+CONFIG_SOC_GD32H759IM=y
 
 #
 # Onboard Peripheral Drivers
@@ -1438,8 +1447,12 @@ CONFIG_SOC_GD32H759I=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 CONFIG_BSP_USING_UART0=y
-# CONFIG_BSP_UART0_RX_USING_DMA is not set
+CONFIG_BSP_UART0_TX_PIN="PA9"
+CONFIG_BSP_UART0_RX_PIN="PA10"
+CONFIG_BSP_UART0_AFIO="AF7"
 # CONFIG_BSP_USING_UART1 is not set
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
diff --git a/bsp/gd32/arm/gd32h759i-eval/board/Kconfig b/bsp/gd32/arm/gd32h759i-eval/board/Kconfig
index 0ee1c1d6cc..d6597663d3 100644
--- a/bsp/gd32/arm/gd32h759i-eval/board/Kconfig
+++ b/bsp/gd32/arm/gd32h759i-eval/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32H7xx
     bool
     default y
 
-config SOC_GD32H759I
+config SOC_GD32H759IM
     bool
     select SOC_SERIES_GD32H7xx
     select RT_USING_COMPONENTS_INIT
@@ -25,48 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default y
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PA9"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PA10"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
                 default n
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART2
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PB10"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PB11"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART3
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PC10"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PC11"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF8"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
 
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_I2C
diff --git a/bsp/gd32/arm/gd32h759i-eval/project.ewp b/bsp/gd32/arm/gd32h759i-eval/project.ewp
index cbcdc3fdf4..834f25fa86 100644
--- a/bsp/gd32/arm/gd32h759i-eval/project.ewp
+++ b/bsp/gd32/arm/gd32h759i-eval/project.ewp
@@ -225,6 +225,7 @@
           <name>CCDefines</name>

           <state />

           <state>GD32H7XX</state>

+          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

@@ -358,26 +359,31 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\filesystems\devfs</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32H7xx</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m7</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\filesystems\devfs</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Include</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -1305,6 +1311,7 @@
           <name>CCDefines</name>

           <state />

           <state>GD32H7XX</state>

+          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

@@ -1438,26 +1445,31 @@
         <option>

           <name>CCIncludePath2</name>

           <state />

-          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\.</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\filesystems\devfs</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\applications</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32H7xx</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m7</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

-          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

+          <state>$PROJ_DIR$\..\..\..\..\include</state>

           <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\filesystems\devfs</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Include</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -2295,19 +2307,19 @@
   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_file.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_file.c</name>

     </file>

   </group>

   <group>

@@ -2361,10 +2373,7 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

-    </file>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

@@ -2373,7 +2382,10 @@
       <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

     </file>

   </group>

   <group>

@@ -2398,6 +2410,42 @@
     </file>

   </group>

   <group>

+    <name>Libraries</name>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Source\IAR\startup_gd32h7xx.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Source\system_gd32h7xx.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_dma.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_exti.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_gpio.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_i2c.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_misc.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_pmu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_rcu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_syscfg.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_usart.c</name>

+    </file>

+  </group>

+  <group>

     <name>POSIX</name>

   </group>

   <group>

diff --git a/bsp/gd32/arm/gd32h759i-eval/project.uvprojx b/bsp/gd32/arm/gd32h759i-eval/project.uvprojx
index d6da3fdde3..4b84629b2a 100644
--- a/bsp/gd32/arm/gd32h759i-eval/project.uvprojx
+++ b/bsp/gd32/arm/gd32h759i-eval/project.uvprojx
@@ -335,9 +335,9 @@
             <v6Rtti>0</v6Rtti>
             <VariousControls>
               <MiscControls />
-              <Define>GD32H7XX, RT_USING_LIBC, __RTTHREAD__, __CLK_TCK=RT_TICK_PER_SECOND, __STDC_LIMIT_MACROS, RT_USING_ARMLIBC</Define>
+              <Define>USE_STDPERIPH_DRIVER, __RTTHREAD__, __STDC_LIMIT_MACROS, GD32H7XX, RT_USING_ARMLIBC, RT_USING_LIBC, __CLK_TCK=RT_TICK_PER_SECOND</Define>
               <Undefine />
-              <IncludePath>..\..\..\..\libcpu\arm\cortex-m7;.;..\..\..\..\components\drivers\phy;..\..\..\..\components\dfs\dfs_v1\filesystems\devfs;..\..\..\..\components\libc\posix\io\eventfd;..\libraries\gd32_drivers;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\libcpu\arm\common;board;..\..\..\..\components\drivers\include;applications;..\..\..\..\components\dfs\dfs_v1\include;..\..\..\..\components\finsh;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\libc\posix\ipc;..\..\..\..\include;..\..\..\..\components\libc\posix\io\poll</IncludePath>
+              <IncludePath>..\..\..\..\include;..\..\..\..\components\libc\posix\ipc;..\..\..\..\libcpu\arm\cortex-m7;..\libraries\gd32_drivers;packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Include;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\drivers\include;packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Include;..\..\..\..\components\finsh;applications;board;..\..\..\..\components\drivers\phy;..\libraries\gd32_drivers\config;..\..\..\..\components\net\utest;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\dfs\dfs_v1\filesystems\devfs;..\..\..\..\libcpu\arm\common;packages\gd32-arm-cmsis-latest\GD32H7xx;..\..\..\..\components\dfs\dfs_v1\include;..\..\..\..\components\libc\posix\io\eventfd;.;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -861,23 +861,23 @@
           <GroupName>Finsh</GroupName>
           <Files>
             <File>
-              <FileName>cmd.c</FileName>
+              <FileName>msh_parse.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>msh_parse.c</FileName>
+              <FileName>msh_file.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh_file.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>msh.c</FileName>
+              <FileName>cmd.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\cmd.c</FilePath>
             </File>
           </Files>
           <Files>
@@ -889,9 +889,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>msh_file.c</FileName>
+              <FileName>msh.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh_file.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -1187,16 +1187,16 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kerrno.c</FileName>
+              <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
           </Files>
           <Files>
@@ -1208,16 +1208,16 @@
           </Files>
           <Files>
             <File>
-              <FileName>rt_vsscanf.c</FileName>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>kerrno.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kerrno.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -1266,6 +1266,86 @@
             </File>
           </Files>
         </Group>
+        <Group>
+          <GroupName>Libraries</GroupName>
+          <Files>
+            <File>
+              <FileName>startup_gd32h7xx.s</FileName>
+              <FileType>2</FileType>
+              <FilePath>packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Source\ARM\startup_gd32h7xx.s</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>system_gd32h7xx.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Source\system_gd32h7xx.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_dma.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_dma.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_exti.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_exti.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_gpio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_gpio.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_i2c.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_i2c.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_misc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_misc.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_pmu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_pmu.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_rcu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_rcu.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_syscfg.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_syscfg.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_usart.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_usart.c</FilePath>
+            </File>
+          </Files>
+        </Group>
       </Groups>
     </Target>
   </Targets>
diff --git a/bsp/gd32/arm/gd32h759i-eval/rtconfig.h b/bsp/gd32/arm/gd32h759i-eval/rtconfig.h
index 028442c617..378c951c9c 100644
--- a/bsp/gd32/arm/gd32h759i-eval/rtconfig.h
+++ b/bsp/gd32/arm/gd32h759i-eval/rtconfig.h
@@ -331,6 +331,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -415,7 +419,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32H759I
+#define SOC_GD32H759IM
 
 /* Onboard Peripheral Drivers */
 
@@ -423,7 +427,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART0
+#define BSP_UART0_TX_PIN "PA9"
+#define BSP_UART0_RX_PIN "PA10"
+#define BSP_UART0_AFIO "AF7"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32h759i-start/.config b/bsp/gd32/arm/gd32h759i-start/.config
index 8d683093cb..a746a6e2e7 100644
--- a/bsp/gd32/arm/gd32h759i-start/.config
+++ b/bsp/gd32/arm/gd32h759i-start/.config
@@ -364,8 +364,6 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_RT_USING_RT_LINK is not set
 # end of Utilities
 
-# CONFIG_RT_USING_VBUS is not set
-
 #
 # Using USB legacy version
 #
@@ -649,6 +647,9 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_RVBACKTRACE is not set
 # CONFIG_PKG_USING_HPATCHLITE is not set
 # CONFIG_PKG_USING_THREAD_METRIC is not set
+# CONFIG_PKG_USING_UORB is not set
+# CONFIG_PKG_USING_RT_TUNNEL is not set
+# CONFIG_PKG_USING_VIRTUAL_TERMINAL is not set
 # end of tools packages
 
 #
@@ -743,6 +744,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # CONFIG_PKG_USING_R_RHEALSTONE is not set
 # CONFIG_PKG_USING_HEARTBEAT is not set
 # CONFIG_PKG_USING_MICRO_ROS_RTTHREAD_PACKAGE is not set
+# CONFIG_PKG_USING_CHERRYECAT is not set
 # end of system packages
 
 #
@@ -905,6 +907,12 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_PATH="/packages/peripherals/hal-sdk/gd32/gd32-
 CONFIG_PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION=y
 CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # end of GD32 Drivers
+
+#
+# HPMicro SDK
+#
+# CONFIG_PKG_USING_HPM_SDK is not set
+# end of HPMicro SDK
 # end of HAL & SDK Drivers
 
 #
@@ -953,6 +961,7 @@ CONFIG_PKG_GD32_ARM_SERIES_DRIVER_VER="latest"
 # CONFIG_PKG_USING_MLX90393 is not set
 # CONFIG_PKG_USING_MLX90392 is not set
 # CONFIG_PKG_USING_MLX90394 is not set
+# CONFIG_PKG_USING_MLX90396 is not set
 # CONFIG_PKG_USING_MLX90397 is not set
 # CONFIG_PKG_USING_MS5611 is not set
 # CONFIG_PKG_USING_MAX31865 is not set
@@ -1423,7 +1432,7 @@ CONFIG_SOC_SERIES_GD32H7xx=y
 #
 # Hardware Drivers Config
 #
-CONFIG_SOC_GD32H759I=y
+CONFIG_SOC_GD32H759IM=y
 
 #
 # Onboard Peripheral Drivers
@@ -1434,8 +1443,12 @@ CONFIG_SOC_GD32H759I=y
 #
 CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
+CONFIG_BSP_USING_SERIAL_V1=y
+# CONFIG_BSP_USING_SERIAL_V2 is not set
 CONFIG_BSP_USING_UART0=y
-# CONFIG_BSP_UART0_RX_USING_DMA is not set
+CONFIG_BSP_UART0_TX_PIN="PF4"
+CONFIG_BSP_UART0_RX_PIN="PF5"
+CONFIG_BSP_UART0_AFIO="AF4"
 # CONFIG_BSP_USING_UART1 is not set
 # CONFIG_BSP_USING_UART2 is not set
 # CONFIG_BSP_USING_UART3 is not set
diff --git a/bsp/gd32/arm/gd32h759i-start/board/Kconfig b/bsp/gd32/arm/gd32h759i-start/board/Kconfig
index a8e0d16464..076e33e5e9 100644
--- a/bsp/gd32/arm/gd32h759i-start/board/Kconfig
+++ b/bsp/gd32/arm/gd32h759i-start/board/Kconfig
@@ -4,7 +4,7 @@ config SOC_SERIES_GD32H7xx
     bool
     default y
 
-config SOC_GD32H759I
+config SOC_GD32H759IM
     bool
     select SOC_SERIES_GD32H7xx
     select RT_USING_COMPONENTS_INIT
@@ -25,48 +25,199 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_UART
         bool "Enable UART"
         default y
-        select RT_USING_SERIAL
         if BSP_USING_UART
-            config BSP_USING_UART0
+            choice
+                prompt "Select UART framework version"
+                default BSP_USING_SERIAL_V1
+                
+                config BSP_USING_SERIAL_V1
+                    bool "Use Serial V1 framework"
+                    select RT_USING_SERIAL
+                    
+                config BSP_USING_SERIAL_V2
+                    bool "Use Serial V2 framework"
+                    select RT_USING_SERIAL_V2
+            endchoice
+
+            menuconfig BSP_USING_UART0
                 bool "Enable UART0"
                 default y
+                if BSP_USING_UART0
+                    config BSP_UART0_TX_PIN
+                        string "UART0 TX name, such as PA8"
+                        default "PF4"
+                        
+                    config BSP_UART0_RX_PIN
+                        string "UART0 RX name, such as PA9"
+                        default "PF5"
+                        
+                    config BSP_UART0_AFIO
+                        string "UART0 alternate function, such as AF7"
+                        default "AF4"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART0_RX_USING_DMA
+                            bool "Enable UART0 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART0_RX_USING_DMA
-                bool "Enable UART0 RX DMA"
-                depends on BSP_USING_UART0
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART0_TX_USING_DMA
+                            bool "Enable UART0 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART0_DMA_PING_BUFSIZE
+                            int "Set UART0 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART0_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART0_RX_BUFSIZE
+                            int "Set UART0 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART0_TX_BUFSIZE
+                            int "Set UART0 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
-                default n
+                default y
+                if BSP_USING_UART1
+                    config BSP_UART1_TX_PIN
+                        string "UART1 TX name, such as PA8"
+                        default "PA2"
+                        
+                    config BSP_UART1_RX_PIN
+                        string "UART1 RX name, such as PA9"
+                        default "PA3"
+                        
+                    config BSP_UART1_AFIO
+                        string "UART1 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART1_RX_USING_DMA
+                            bool "Enable UART1 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART1_TX_USING_DMA
+                            bool "Enable UART1 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART1_DMA_PING_BUFSIZE
+                            int "Set UART1 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART1_RX_USING_DMA
+                            default 64
 
-            config BSP_USING_UART2
+                        config BSP_UART1_RX_BUFSIZE
+                            int "Set UART1 RX buffer size"
+                            range 64 65535
+                            default 128
+
+                        config BSP_UART1_TX_BUFSIZE
+                            int "Set UART1 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
+
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
+                if BSP_USING_UART2
+                    config BSP_UART2_TX_PIN
+                        string "UART2 TX name, such as PA8"
+                        default "PB10"
+                        
+                    config BSP_UART2_RX_PIN
+                        string "UART2 RX name, such as PA9"
+                        default "PB11"
+                        
+                    config BSP_UART2_AFIO
+                        string "UART2 alternate function, such as AF7"
+                        default "AF7"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART2_RX_USING_DMA
+                            bool "Enable UART2 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART2_TX_USING_DMA
+                            bool "Enable UART2 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART2_DMA_PING_BUFSIZE
+                            int "Set UART2 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART2_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART2_RX_BUFSIZE
+                            int "Set UART2 RX buffer size"
+                            range 64 65535
+                            default 128
 
-            config BSP_USING_UART3
+                        config BSP_UART2_TX_BUFSIZE
+                            int "Set UART2 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
+
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
+                if BSP_USING_UART3
+                    config BSP_UART3_TX_PIN
+                        string "UART3 TX name, such as PA8"
+                        default "PC10"
+                        
+                    config BSP_UART3_RX_PIN
+                        string "UART3 RX name, such as PA9"
+                        default "PC11"
+                        
+                    config BSP_UART3_AFIO
+                        string "UART3 alternate function, such as AF7"
+                        default "AF8"
+                        
+                    if BSP_USING_SERIAL_V2
+                        config BSP_UART3_RX_USING_DMA
+                            bool "Enable UART3 RX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
 
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3
-                select RT_SERIAL_USING_DMA
-                default n
+                        config BSP_UART3_TX_USING_DMA
+                            bool "Enable UART3 TX DMA"
+                            depends on RT_SERIAL_USING_DMA
+                            default n
+
+                        config BSP_UART3_DMA_PING_BUFSIZE
+                            int "Set UART3 RX DMA ping-pong buffer size"
+                            range 16 65535
+                            depends on BSP_UART3_RX_USING_DMA
+                            default 64
+
+                        config BSP_UART3_RX_BUFSIZE
+                            int "Set UART3 RX buffer size"
+                            range 64 65535
+                            default 128
 
+                        config BSP_UART3_TX_BUFSIZE
+                            int "Set UART3 TX buffer size"
+                            range 0 65535
+                            default 128
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_ONCHIP_RTC
diff --git a/bsp/gd32/arm/gd32h759i-start/project.ewp b/bsp/gd32/arm/gd32h759i-start/project.ewp
index 68fd60a2a5..e36cd67863 100644
--- a/bsp/gd32/arm/gd32h759i-start/project.ewp
+++ b/bsp/gd32/arm/gd32h759i-start/project.ewp
@@ -1,7 +1,7 @@
 <project>

   <fileVersion>3</fileVersion>

   <configuration>

-    <name>rtthread</name>

+    <name>GD32H7xx</name>

     <toolchain>

       <name>ARM</name>

     </toolchain>

@@ -15,15 +15,15 @@
         <debug>1</debug>

         <option>

           <name>ExePath</name>

-          <state>build\iar\Exe</state>

+          <state>GD32H7xx\Exe</state>

         </option>

         <option>

           <name>ObjPath</name>

-          <state>build\iar\Obj</state>

+          <state>GD32H7xx\Obj</state>

         </option>

         <option>

           <name>ListPath</name>

-          <state>build\iar\List</state>

+          <state>GD32H7xx\List</state>

         </option>

         <option>

           <name>GEndianMode</name>

@@ -48,24 +48,24 @@
         <option>

           <name>GRuntimeLibSelect</name>

           <version>0</version>

-          <state>1</state>

+          <state>2</state>

         </option>

         <option>

           <name>GRuntimeLibSelectSlave</name>

           <version>0</version>

-          <state>1</state>

+          <state>2</state>

         </option>

         <option>

           <name>RTDescription</name>

-          <state>Use the normal configuration of the C/C++ runtime library. No locale interface, C locale, no file descriptor support, no multibytes in printf and scanf, and no hex floats in strtod.</state>

+          <state>Use the full configuration of the C/C++ runtime library. Full locale interface, C locale, file descriptor support, multibytes in printf and scanf, and hex floats in strtod.</state>

         </option>

         <option>

           <name>OGProductVersion</name>

-          <state>6.30.6.53380</state>

+          <state>8.32.1.18618</state>

         </option>

         <option>

           <name>OGLastSavedByProductVersion</name>

-          <state>8.40.1.21529</state>

+          <state>8.32.1.18618</state>

         </option>

         <option>

           <name>GeneralEnableMisra</name>

@@ -77,7 +77,7 @@
         </option>

         <option>

           <name>OGChipSelectEditMenu</name>

-          <state>STM32H743II	ST STM32H743II</state>

+          <state>GD32H759xM	GD GD32H759xM</state>

         </option>

         <option>

           <name>GenLowLevelInterface</name>

@@ -107,20 +107,20 @@
         <option>

           <name>GeneralMisraRules04</name>

           <version>0</version>

-          <state>111101110010111111111000110111111111111111111111111110010111101111010101111111111111111111111111101111111011111001111011111011111111111111111</state>

+          <state>011101110010111110111000110111111111111111111111111110010111101111010101111111111101111111111111101111111011111001111011111011111111111111111</state>

         </option>

         <option>

           <name>RTConfigPath2</name>

-          <state>$TOOLKIT_DIR$\inc\c\DLib_Config_Normal.h</state>

+          <state>$TOOLKIT_DIR$\inc\c\DLib_Config_Full.h</state>

         </option>

         <option>

           <name>GBECoreSlave</name>

-          <version>27</version>

+          <version>26</version>

           <state>41</state>

         </option>

         <option>

           <name>OGUseCmsis</name>

-          <state>0</state>

+          <state>1</state>

         </option>

         <option>

           <name>OGUseCmsisDspLib</name>

@@ -132,22 +132,22 @@
         </option>

         <option>

           <name>CoreVariant</name>

-          <version>27</version>

+          <version>26</version>

           <state>41</state>

         </option>

         <option>

           <name>GFPUDeviceSlave</name>

-          <state>STM32H743II	ST STM32H743II</state>

+          <state>GD32H759xM	GD GD32H759xM</state>

         </option>

         <option>

           <name>FPU2</name>

           <version>0</version>

-          <state>0</state>

+          <state>7</state>

         </option>

         <option>

           <name>NrRegs</name>

           <version>0</version>

-          <state>0</state>

+          <state>1</state>

         </option>

         <option>

           <name>NEON</name>

@@ -155,7 +155,7 @@
         </option>

         <option>

           <name>GFPUCoreSlave2</name>

-          <version>27</version>

+          <version>26</version>

           <state>41</state>

         </option>

         <option>

@@ -218,13 +218,11 @@
         <wantNonLocal>1</wantNonLocal>

         <debug>1</debug>

         <option>

-          <name>CCOptimizationNoSizeConstraints</name>

-          <state>0</state>

-        </option>

-        <option>

           <name>CCDefines</name>

-          <state />

           <state>GD32H7XX</state>

+          <state>GD32H7XXI</state>

+          <state>GD32H7XX</state>

+          <state>USE_STDPERIPH_DRIVER</state>

           <state>__RTTHREAD__</state>

           <state>CLOCKS_PER_SEC=RT_TICK_PER_SECOND</state>

           <state>RT_USING_DLIBC</state>

@@ -244,7 +242,7 @@
         </option>

         <option>

           <name>CCPreprocLine</name>

-          <state>0</state>

+          <state>1</state>

         </option>

         <option>

           <name>CCListCFile</name>

@@ -272,7 +270,7 @@
         </option>

         <option>

           <name>CCDiagSuppress</name>

-          <state>Pa050</state>

+          <state />

         </option>

         <option>

           <name>CCDiagRemark</name>

@@ -357,27 +355,35 @@
         </option>

         <option>

           <name>CCIncludePath2</name>

-          <state />

+          <state>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Include</state>

+          <state>$PROJ_DIR$\..</state>

+          <state>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Include</state>

+          <state>$PROJ_DIR$\..\..\..\Utilites</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

+          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers\config</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\eventfd</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\phy</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m7</state>

-          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

-          <state>$PROJ_DIR$\.</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32H7xx</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\filesystems\devfs</state>

+          <state>$PROJ_DIR$\applications</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\ipc</state>

-          <state>$PROJ_DIR$\board</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</state>

           <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\cortex-m7</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\epoll</state>

           <state>$PROJ_DIR$\..\..\..\..\include</state>

-          <state>$PROJ_DIR$\applications</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\include</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

-          <state>$PROJ_DIR$\..\libraries\gd32_drivers</state>

+          <state>$PROJ_DIR$\board</state>

+          <state>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Include</state>

+          <state>$PROJ_DIR$\..\..\..\..\libcpu\arm\common</state>

           <state>$PROJ_DIR$\..\..\..\..\components\drivers\include</state>

           <state>$PROJ_DIR$\..\..\..\..\components\finsh</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\compilers\common\extension</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\dfs\dfs_v1\filesystems\devfs</state>

-          <state>$PROJ_DIR$\..\..\..\..\components\libc\posix\io\poll</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\drivers\smp_call</state>

+          <state>$PROJ_DIR$\..\..\..\..\components\net\utest</state>

         </option>

         <option>

           <name>CCStdIncCheck</name>

@@ -398,7 +404,7 @@
         <option>

           <name>CCOptStrategy</name>

           <version>0</version>

-          <state>0</state>

+          <state>2</state>

         </option>

         <option>

           <name>CCOptLevelSlave</name>

@@ -455,13 +461,17 @@
           <state>0</state>

         </option>

         <option>

+          <name>CCOptimizationNoSizeConstraints</name>

+          <state>0</state>

+        </option>

+        <option>

           <name>CCNoLiteralPool</name>

           <state>0</state>

         </option>

         <option>

           <name>CCOptStrategySlave</name>

           <version>0</version>

-          <state>0</state>

+          <state>2</state>

         </option>

         <option>

           <name>CCGuardCalls</name>

@@ -669,15 +679,15 @@
         <option>

           <name>OOCOutputFormat</name>

           <version>3</version>

-          <state>3</state>

+          <state>0</state>

         </option>

         <option>

           <name>OCOutputOverride</name>

-          <state>1</state>

+          <state>0</state>

         </option>

         <option>

           <name>OOCOutputFile</name>

-          <state>../../../rtthread.bin</state>

+          <state>Project.srec</state>

         </option>

         <option>

           <name>OOCCommandLineProducer</name>

@@ -685,7 +695,7 @@
         </option>

         <option>

           <name>OOCObjCopyEnable</name>

-          <state>1</state>

+          <state>0</state>

         </option>

       </data>

     </settings>

@@ -715,7 +725,7 @@
       <name>ILINK</name>

       <archiveVersion>0</archiveVersion>

       <data>

-        <version>23</version>

+        <version>22</version>

         <wantNonLocal>1</wantNonLocal>

         <debug>1</debug>

         <option>

@@ -732,7 +742,7 @@
         </option>

         <option>

           <name>IlinkOutputFile</name>

-          <state>project.out</state>

+          <state>Project.out</state>

         </option>

         <option>

           <name>IlinkDebugInfoEnable</name>

@@ -768,7 +778,7 @@
         </option>

         <option>

           <name>IlinkMapFile</name>

-          <state>0</state>

+          <state>1</state>

         </option>

         <option>

           <name>IlinkLogFile</name>

@@ -792,11 +802,11 @@
         </option>

         <option>

           <name>IlinkIcfOverride</name>

-          <state>1</state>

+          <state>0</state>

         </option>

         <option>

           <name>IlinkIcfFile</name>

-          <state>$PROJ_DIR$\board\linker_scripts\link.icf</state>

+          <state>$TOOLKIT_DIR$\config\linker\GD\GD32H759xM.icf</state>

         </option>

         <option>

           <name>IlinkIcfFileSlave</name>

@@ -1029,28 +1039,12 @@
         </option>

         <option>

           <name>IlinkTrustzoneImportLibraryOut</name>

-          <state>###Unitialized###</state>

+          <state>Project_import_lib.o</state>

         </option>

         <option>

           <name>OILinkExtraOption</name>

           <state>1</state>

         </option>

-        <option>

-          <name>IlinkRawBinaryFile2</name>

-          <state />

-        </option>

-        <option>

-          <name>IlinkRawBinarySymbol2</name>

-          <state />

-        </option>

-        <option>

-          <name>IlinkRawBinarySegment2</name>

-          <state />

-        </option>

-        <option>

-          <name>IlinkRawBinaryAlign2</name>

-          <state />

-        </option>

       </data>

     </settings>

     <settings>

@@ -1079,1088 +1073,211 @@
       <archiveVersion>0</archiveVersion>

       <data />

     </settings>

-  </configuration>

-  <configuration>

-    <name>Release</name>

-    <toolchain>

-      <name>ARM</name>

-    </toolchain>

-    <debug>0</debug>

-    <settings>

-      <name>General</name>

-      <archiveVersion>3</archiveVersion>

-      <data>

-        <version>31</version>

-        <wantNonLocal>1</wantNonLocal>

-        <debug>0</debug>

-        <option>

-          <name>ExePath</name>

-          <state>Release\Exe</state>

-        </option>

-        <option>

-          <name>ObjPath</name>

-          <state>Release\Obj</state>

-        </option>

-        <option>

-          <name>ListPath</name>

-          <state>Release\List</state>

-        </option>

-        <option>

-          <name>GEndianMode</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>Input description</name>

-          <state />

-        </option>

-        <option>

-          <name>Output description</name>

-          <state />

-        </option>

-        <option>

-          <name>GOutputBinary</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>OGCoreOrChip</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>GRuntimeLibSelect</name>

-          <version>0</version>

-          <state>1</state>

-        </option>

-        <option>

-          <name>GRuntimeLibSelectSlave</name>

-          <version>0</version>

-          <state>1</state>

-        </option>

-        <option>

-          <name>RTDescription</name>

-          <state />

-        </option>

-        <option>

-          <name>OGProductVersion</name>

-          <state>6.30.6.53380</state>

-        </option>

-        <option>

-          <name>OGLastSavedByProductVersion</name>

-          <state>8.11.3.13977</state>

-        </option>

-        <option>

-          <name>GeneralEnableMisra</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>GeneralMisraVerbose</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>OGChipSelectEditMenu</name>

-          <state>Default	None</state>

-        </option>

-        <option>

-          <name>GenLowLevelInterface</name>

-          <state>0</state>

-        </option>

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-        </option>

-        <option>

-          <name>CrcSize</name>

-          <version>0</version>

-          <state>1</state>

-        </option>

-        <option>

-          <name>CrcAlign</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>CrcPoly</name>

-          <state>0x11021</state>

-        </option>

-        <option>

-          <name>CrcCompl</name>

-          <version>0</version>

-          <state>0</state>

-        </option>

-        <option>

-          <name>CrcBitOrder</name>

-          <version>0</version>

-          <state>0</state>

-        </option>

-        <option>

-          <name>CrcInitialValue</name>

-          <state>0x0</state>

-        </option>

-        <option>

-          <name>DoCrc</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkBE8Slave</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkBufferedTerminalOutput</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkStdoutInterfaceSlave</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>CrcFullSize</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkIElfToolPostProcess</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkLogAutoLibSelect</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkLogRedirSymbols</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkLogUnusedFragments</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkCrcReverseByteOrder</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkCrcUseAsInput</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkOptInline</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkOptExceptionsAllow</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkOptExceptionsForce</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkCmsis</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkOptMergeDuplSections</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkOptUseVfe</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkOptForceVfe</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkStackAnalysisEnable</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkStackControlFile</name>

-          <state />

-        </option>

-        <option>

-          <name>IlinkStackCallGraphFile</name>

-          <state />

-        </option>

-        <option>

-          <name>CrcAlgorithm</name>

-          <version>1</version>

-          <state>1</state>

-        </option>

-        <option>

-          <name>CrcUnitSize</name>

-          <version>0</version>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkThreadsSlave</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkLogCallGraph</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkIcfFile_AltDefault</name>

-          <state />

-        </option>

-        <option>

-          <name>IlinkEncInput</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkEncOutput</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IlinkEncOutputBom</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkHeapSelect</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkLocaleSelect</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkTrustzoneImportLibraryOut</name>

-          <state>###Unitialized###</state>

-        </option>

-        <option>

-          <name>OILinkExtraOption</name>

-          <state>1</state>

-        </option>

-        <option>

-          <name>IlinkRawBinaryFile2</name>

-          <state />

-        </option>

-        <option>

-          <name>IlinkRawBinarySymbol2</name>

-          <state />

-        </option>

-        <option>

-          <name>IlinkRawBinarySegment2</name>

-          <state />

-        </option>

-        <option>

-          <name>IlinkRawBinaryAlign2</name>

-          <state />

-        </option>

-      </data>

-    </settings>

-    <settings>

-      <name>IARCHIVE</name>

-      <archiveVersion>0</archiveVersion>

-      <data>

-        <version>0</version>

-        <wantNonLocal>1</wantNonLocal>

-        <debug>0</debug>

-        <option>

-          <name>IarchiveInputs</name>

-          <state />

-        </option>

-        <option>

-          <name>IarchiveOverride</name>

-          <state>0</state>

-        </option>

-        <option>

-          <name>IarchiveOutput</name>

-          <state>###Unitialized###</state>

-        </option>

-      </data>

-    </settings>

-    <settings>

-      <name>BILINK</name>

+      <name>Coder</name>

       <archiveVersion>0</archiveVersion>

       <data />

     </settings>

   </configuration>

   <group>

+    <name>Application</name>

+    <file>

+      <name>$PROJ_DIR$\..\gd32h7xx_it.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\main.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\systick.c</name>

+    </file>

+  </group>

+  <group>

+    <name>CMSIS</name>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Source\system_gd32h7xx.c</name>

+    </file>

+  </group>

+  <group>

+    <name>Doc</name>

+    <file>

+      <name>$PROJ_DIR$\..\readme.txt</name>

+    </file>

+  </group>

+  <group>

+    <name>GD32H7xx_EVAL</name>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\Utilites\gd32h759i_eval.c</name>

+    </file>

+  </group>

+  <group>

+    <name>GD32H7xx_Peripherals</name>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_adc.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_can.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau_aes.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau_des.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau_tdes.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cmp.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cpdm.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_crc.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ctc.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dac.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dbg.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dci.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dma.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_edout.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_efuse.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_enet.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_exmc.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_exti.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_fac.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_fmc.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_fwdgt.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_gpio.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hau.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hau_sha_md5.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hpdf.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hwsem.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_i2c.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ipa.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_lpdts.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_mdio.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_mdma.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_misc.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ospi.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ospim.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_pmu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rameccmu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rcu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rspdif.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rtc.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rtdec.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_sai.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_sdio.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_spi.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_syscfg.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_timer.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_tli.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_tmu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_trigsel.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_trng.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_usart.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_vref.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_wwdgt.c</name>

+    </file>

+  </group>

+  <group>

+    <name>Startup</name>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Source\IAR\startup_gd32h7xx.s</name>

+    </file>

+  </group>

+  <group>

     <name>Applications</name>

     <file>

       <name>$PROJ_DIR$\applications\main.c</name>

@@ -2286,7 +1403,7 @@
   <group>

     <name>Finsh</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_file.c</name>

@@ -2295,7 +1412,7 @@
       <name>$PROJ_DIR$\..\..\..\..\components\finsh\shell.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\components\finsh\cmd.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\components\finsh\msh_parse.c</name>

@@ -2352,20 +1469,20 @@
   <group>

     <name>klibc</name>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

-    </file>

-    <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsscanf.c</name>

     </file>

     <file>

-      <name>$PROJ_DIR$\..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</name>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstring.c</name>

     </file>

     <file>

       <name>$PROJ_DIR$\..\..\..\..\src\klibc\kerrno.c</name>

     </file>

+    <file>

+      <name>$PROJ_DIR$\..\..\..\..\src\klibc\kstdio.c</name>

+    </file>

   </group>

   <group>

     <name>libcpu</name>

@@ -2389,6 +1506,39 @@
     </file>

   </group>

   <group>

+    <name>Libraries</name>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Source\IAR\startup_gd32h7xx.s</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Source\system_gd32h7xx.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_dma.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_exti.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_gpio.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_misc.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_pmu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_rcu.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_syscfg.c</name>

+    </file>

+    <file>

+      <name>$PROJ_DIR$\packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_usart.c</name>

+    </file>

+  </group>

+  <group>

     <name>POSIX</name>

   </group>

   <group>

diff --git a/bsp/gd32/arm/gd32h759i-start/project.uvoptx b/bsp/gd32/arm/gd32h759i-start/project.uvoptx
index b727aa8c58..70b0788536 100644
--- a/bsp/gd32/arm/gd32h759i-start/project.uvoptx
+++ b/bsp/gd32/arm/gd32h759i-start/project.uvoptx
@@ -10,9 +10,9 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc</tExt>
+    <tExt>*.txt; *.h; *.inc; *.md</tExt>
     <pExt>*.plm</pExt>
-    <CppX>*.cpp</CppX>
+    <CppX>*.cpp; *.cc; *.cxx</CppX>
     <nMigrate>0</nMigrate>
   </Extensions>
 
@@ -22,13 +22,13 @@
   </DaveTm>
 
   <Target>
-    <TargetName>rt-thread</TargetName>
+    <TargetName>GD32H759I_EVAL</TargetName>
     <ToolsetNumber>0x4</ToolsetNumber>
     <ToolsetName>ARM-ADS</ToolsetName>
     <TargetOption>
       <CLKADS>12000000</CLKADS>
       <OPTTT>
-        <gFlags>0</gFlags>
+        <gFlags>1</gFlags>
         <BeepAtEnd>1</BeepAtEnd>
         <RunSim>0</RunSim>
         <RunTarget>1</RunTarget>
@@ -45,7 +45,7 @@
         <PageWidth>79</PageWidth>
         <PageLength>66</PageLength>
         <TabStop>8</TabStop>
-        <ListingPath>.\build\keil\List\</ListingPath>
+        <ListingPath>.\Listings\</ListingPath>
       </OPTLEX>
       <ListingPage>
         <CreateCListing>1</CreateCListing>
@@ -73,11 +73,11 @@
         <LExpSel>0</LExpSel>
       </OPTXL>
       <OPTFL>
-        <tvExp>0</tvExp>
+        <tvExp>1</tvExp>
         <tvExpOptDlg>0</tvExpOptDlg>
         <IsCurrentTarget>1</IsCurrentTarget>
       </OPTFL>
-      <CpuCode>0</CpuCode>
+      <CpuCode>255</CpuCode>
       <DebugOpt>
         <uSim>0</uSim>
         <uTrg>1</uTrg>
@@ -101,7 +101,9 @@
         <sRunDeb>0</sRunDeb>
         <sLrtime>0</sLrtime>
         <bEvRecOn>1</bEvRecOn>
-        <nTsel>0</nTsel>
+        <bSchkAxf>0</bSchkAxf>
+        <bTchkAxf>0</bTchkAxf>
+        <nTsel>4</nTsel>
         <sDll></sDll>
         <sDllPa></sDllPa>
         <sDlgDll></sDlgDll>
@@ -112,13 +114,38 @@
         <tDlgDll></tDlgDll>
         <tDlgPa></tDlgPa>
         <tIfile></tIfile>
-        <pMon>BIN\UL2CM3.DLL</pMon>
+        <pMon>Segger\JL2CM3.dll</pMon>
       </DebugOpt>
       <TargetDriverDllRegistry>
         <SetRegEntry>
           <Number>0</Number>
+          <Key>JL2CM3</Key>
+          <Name>-U4294967295 -O78 -S2 -ZTIFSpeedSel5000 -A0 -C0 -JU1 -JI127.0.0.1 -JP0 -RST0 -N00("ARM CoreSight SW-DP") -D00(0BD12477) -L00(0) -TO18 -TC10000000 -TP21 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -TB1 -TFE0 -FO15 -FD24000000 -FC2000 -FN1 -FF0GD32H7xx_3840KB.FLM -FS08000000 -FL03C0000 -FP0($$Device:GD32H759IM$Flash\GD32H7xx_3840KB.FLM)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
           <Key>UL2CM3</Key>
-          <Name>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0STM32H7x_2048 -FS08000000 -FL0200000 -FP0($$Device:STM32H743IITx$CMSIS\Flash\STM32H7x_2048.FLM))</Name>
+          <Name>UL2CM3(-S0 -C0 -P0 )  -FN1 -FC2000 -FD24000000 -FF0GD32H7xx_3840KB -FL03C0000 -FS08000000 -FP0($$Device:GD32H759IM$Flash\GD32H7xx_3840KB.FLM)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>ARMRTXEVENTFLAGS</Key>
+          <Name>-L70 -Z18 -C0 -M0 -T1</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>DLGTARM</Key>
+          <Name>(1010=-1,-1,-1,-1,0)(6017=-1,-1,-1,-1,0)(1008=-1,-1,-1,-1,0)(6016=-1,-1,-1,-1,0)(1012=-1,-1,-1,-1,0)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>ARMDBGFLAGS</Key>
+          <Name></Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>DLGUARM</Key>
+          <Name>d</Name>
         </SetRegEntry>
       </TargetDriverDllRegistry>
       <Breakpoint/>
@@ -127,13 +154,13 @@
       </Tracepoint>
       <DebugFlag>
         <trace>0</trace>
-        <periodic>0</periodic>
-        <aLwin>0</aLwin>
+        <periodic>1</periodic>
+        <aLwin>1</aLwin>
         <aCover>0</aCover>
         <aSer1>0</aSer1>
         <aSer2>0</aSer2>
         <aPa>0</aPa>
-        <viewmode>0</viewmode>
+        <viewmode>1</viewmode>
         <vrSel>0</vrSel>
         <aSym>0</aSym>
         <aTbox>0</aTbox>
@@ -164,21 +191,771 @@
       <pszMrulep></pszMrulep>
       <pSingCmdsp></pSingCmdsp>
       <pMultCmdsp></pMultCmdsp>
-      <DebugDescription>
-        <Enable>1</Enable>
-        <EnableLog>0</EnableLog>
-        <Protocol>2</Protocol>
-        <DbgClock>10000000</DbgClock>
-      </DebugDescription>
     </TargetOption>
   </Target>
 
   <Group>
-    <GroupName>Source Group 1</GroupName>
+    <GroupName>Application</GroupName>
+    <tvExp>0</tvExp>
+    <tvExpOptDlg>0</tvExpOptDlg>
+    <cbSel>0</cbSel>
+    <RteFlg>0</RteFlg>
+    <File>
+      <GroupNumber>1</GroupNumber>
+      <FileNumber>1</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\main.c</PathWithFileName>
+      <FilenameWithoutPath>main.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>1</GroupNumber>
+      <FileNumber>2</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\gd32h7xx_it.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_it.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>1</GroupNumber>
+      <FileNumber>3</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\systick.c</PathWithFileName>
+      <FilenameWithoutPath>systick.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+  </Group>
+
+  <Group>
+    <GroupName>CMSIS</GroupName>
+    <tvExp>0</tvExp>
+    <tvExpOptDlg>0</tvExpOptDlg>
+    <cbSel>0</cbSel>
+    <RteFlg>0</RteFlg>
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+      <GroupNumber>2</GroupNumber>
+      <FileNumber>4</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Source\system_gd32h7xx.c</PathWithFileName>
+      <FilenameWithoutPath>system_gd32h7xx.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+  </Group>
+
+  <Group>
+    <GroupName>GD32H7xx_Peripherals</GroupName>
+    <tvExp>0</tvExp>
+    <tvExpOptDlg>0</tvExpOptDlg>
+    <cbSel>0</cbSel>
+    <RteFlg>0</RteFlg>
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+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_adc.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_adc.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>6</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_can.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_can.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
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+      <GroupNumber>3</GroupNumber>
+      <FileNumber>7</FileNumber>
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+      <tvExpOptDlg>0</tvExpOptDlg>
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+      <tvExp>0</tvExp>
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+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau_aes.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_cau_aes.c</FilenameWithoutPath>
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+      <FilenameWithoutPath>gd32h7xx_rtdec.c</FilenameWithoutPath>
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+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_sdio.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_sdio.c</FilenameWithoutPath>
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+      <FilenameWithoutPath>gd32h7xx_spi.c</FilenameWithoutPath>
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+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_syscfg.c</PathWithFileName>
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+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_tli.c</PathWithFileName>
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+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_tmu.c</PathWithFileName>
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+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_trigsel.c</PathWithFileName>
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+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_usart.c</PathWithFileName>
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+      <FilenameWithoutPath>gd32h7xx_wwdgt.c</FilenameWithoutPath>
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+    </File>
+  </Group>
+
+  <Group>
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+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
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+      <PathWithFileName>..\..\..\Utilites\gd32h759i_eval.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h759i_eval.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+  </Group>
+
+  <Group>
+    <GroupName>Startup</GroupName>
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+      <FilenameWithoutPath>startup_gd32h7xx.s</FilenameWithoutPath>
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+
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+      <FilenameWithoutPath>readme.txt</FilenameWithoutPath>
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+      <bShared>0</bShared>
+    </File>
+  </Group>
+
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+    <GroupName>::CMSIS</GroupName>
+    <tvExp>0</tvExp>
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+    <cbSel>0</cbSel>
+    <RteFlg>1</RteFlg>
   </Group>
 
 </ProjectOpt>
diff --git a/bsp/gd32/arm/gd32h759i-start/project.uvprojx b/bsp/gd32/arm/gd32h759i-start/project.uvprojx
index a67dfb018e..a024306cd0 100644
--- a/bsp/gd32/arm/gd32h759i-start/project.uvprojx
+++ b/bsp/gd32/arm/gd32h759i-start/project.uvprojx
@@ -4,23 +4,23 @@
   <Header>### uVision Project, (C) Keil Software</Header>
   <Targets>
     <Target>
-      <TargetName>rtthread</TargetName>
+      <TargetName>GD32H759I_EVAL</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060750::V5.06 update 6 (build 750)::ARMCC</pCCUsed>
-      <uAC6>0</uAC6>
+      <pCCUsed>6130001::V6.13.1::.\ARMCLANG</pCCUsed>
+      <uAC6>1</uAC6>
       <TargetOption>
         <TargetCommonOption>
-          <Device>STM32H743IITx</Device>
-          <Vendor>STMicroelectronics</Vendor>
-          <PackID>Keil.STM32H7xx_DFP.2.1.0</PackID>
-          <PackURL>http://www.keil.com/pack</PackURL>
-          <Cpu>IRAM(0x20000000,0x00020000) IRAM2(0x24000000,0x00080000) IROM(0x08000000,0x00200000) CPUTYPE("Cortex-M7") FPU3(DFPU) CLOCK(12000000) ELITTLE</Cpu>
+          <Device>GD32H759IM</Device>
+          <Vendor>GigaDevice</Vendor>
+          <PackID>GigaDevice.GD32H7xx_DFP.0.1.0</PackID>
+          <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
+          <Cpu>IRAM(0x24000000,0x000E0000) IRAM2(0x00000000,0x00010000) IROM(0x08000000,0x03C0000) XRAM(0x20000000,0x00010000) XRAM2(0x30000000,0x00004000) XRAM3(0x30004000,0x00004000) CPUTYPE("Cortex-M7") FPU3(DFPU) CLOCK(12000000) ELITTLE</Cpu>
           <FlashUtilSpec />
           <StartupFile />
-          <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0STM32H7x_2048 -FS08000000 -FL0200000 -FP0($$Device:STM32H743IITx$CMSIS\Flash\STM32H7x_2048.FLM))</FlashDriverDll>
+          <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD24000000 -FC2000 -FN1 -FF0GD32H7xx_3840KB -FS08000000 -FL03C0000 -FP0($$Device:GD32H759IM$Flash\GD32H7xx_3840KB.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
-          <RegisterFile>$$Device:STM32H743IITx$Drivers\CMSIS\Device\ST\STM32H7xx\Include\stm32h7xx.h</RegisterFile>
+          <RegisterFile>$$Device:GD32H759IM$Device\Include\gd32h7xx.h</RegisterFile>
           <MemoryEnv />
           <Cmp />
           <Asm />
@@ -30,7 +30,7 @@
           <SLE66CMisc />
           <SLE66AMisc />
           <SLE66LinkerMisc />
-          <SFDFile>$$Device:STM32H743IITx$CMSIS\SVD\STM32H7x3.svd</SFDFile>
+          <SFDFile>$$Device:GD32H759IM$SVD\GD32H7xx.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
           <BinPath />
@@ -45,14 +45,14 @@
             <NotGenerated>0</NotGenerated>
             <InvalidFlash>1</InvalidFlash>
           </TargetStatus>
-          <OutputDirectory>.\build\keil\Obj\</OutputDirectory>
-          <OutputName>rt-thread</OutputName>
+          <OutputDirectory>.\Objects\</OutputDirectory>
+          <OutputName>Project</OutputName>
           <CreateExecutable>1</CreateExecutable>
           <CreateLib>0</CreateLib>
           <CreateHexFile>0</CreateHexFile>
           <DebugInformation>1</DebugInformation>
           <BrowseInformation>1</BrowseInformation>
-          <ListingPath>.\build\keil\List\</ListingPath>
+          <ListingPath>.\Listings\</ListingPath>
           <HexFormatSelection>1</HexFormatSelection>
           <Merge32K>0</Merge32K>
           <CreateBatchFile>0</CreateBatchFile>
@@ -77,9 +77,9 @@
             <nStopB2X>0</nStopB2X>
           </BeforeMake>
           <AfterMake>
-            <RunUserProg1>1</RunUserProg1>
+            <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
+            <UserProg1Name />
             <UserProg2Name />
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
@@ -135,7 +135,7 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3 />
+          <Flash3>"" ()</Flash3>
           <Flash4 />
           <pFcarmOut />
           <pFcarmGrp />
@@ -178,13 +178,14 @@
             <uocRam>0</uocRam>
             <hadIROM>1</hadIROM>
             <hadIRAM>1</hadIRAM>
-            <hadXRAM>0</hadXRAM>
+            <hadXRAM>1</hadXRAM>
             <uocXRam>0</uocXRam>
             <RvdsVP>3</RvdsVP>
+            <RvdsMve>0</RvdsMve>
             <hadIRAM2>1</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
-            <useUlib>0</useUlib>
+            <useUlib>1</useUlib>
             <EndSel>0</EndSel>
             <uLtcg>0</uLtcg>
             <nSecure>0</nSecure>
@@ -240,18 +241,18 @@
               </Ocm6>
               <IRAM>
                 <Type>0</Type>
-                <StartAddress>0x20000000</StartAddress>
-                <Size>0x20000</Size>
+                <StartAddress>0x24000000</StartAddress>
+                <Size>0xe0000</Size>
               </IRAM>
               <IROM>
                 <Type>1</Type>
                 <StartAddress>0x8000000</StartAddress>
-                <Size>0x200000</Size>
+                <Size>0x3c0000</Size>
               </IROM>
               <XRAM>
-                <Type>0</Type>
-                <StartAddress>0x0</StartAddress>
-                <Size>0x0</Size>
+                <Type>1</Type>
+                <StartAddress>0x20000000</StartAddress>
+                <Size>0x10000</Size>
               </XRAM>
               <OCR_RVCT1>
                 <Type>1</Type>
@@ -271,7 +272,7 @@
               <OCR_RVCT4>
                 <Type>1</Type>
                 <StartAddress>0x8000000</StartAddress>
-                <Size>0x200000</Size>
+                <Size>0x3c0000</Size>
               </OCR_RVCT4>
               <OCR_RVCT5>
                 <Type>1</Type>
@@ -280,28 +281,28 @@
               </OCR_RVCT5>
               <OCR_RVCT6>
                 <Type>0</Type>
-                <StartAddress>0x0</StartAddress>
-                <Size>0x0</Size>
+                <StartAddress>0x20000000</StartAddress>
+                <Size>0x10000</Size>
               </OCR_RVCT6>
               <OCR_RVCT7>
                 <Type>0</Type>
-                <StartAddress>0x0</StartAddress>
-                <Size>0x0</Size>
+                <StartAddress>0x30000000</StartAddress>
+                <Size>0x4000</Size>
               </OCR_RVCT7>
               <OCR_RVCT8>
                 <Type>0</Type>
-                <StartAddress>0x0</StartAddress>
-                <Size>0x0</Size>
+                <StartAddress>0x30004000</StartAddress>
+                <Size>0x4000</Size>
               </OCR_RVCT8>
               <OCR_RVCT9>
                 <Type>0</Type>
-                <StartAddress>0x20000000</StartAddress>
-                <Size>0x20000</Size>
+                <StartAddress>0x24000000</StartAddress>
+                <Size>0xe0000</Size>
               </OCR_RVCT9>
               <OCR_RVCT10>
                 <Type>0</Type>
-                <StartAddress>0x24000000</StartAddress>
-                <Size>0x80000</Size>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x10000</Size>
               </OCR_RVCT10>
             </OnChipMemories>
             <RvctStartVector />
@@ -317,13 +318,14 @@
             <PlainCh>0</PlainCh>
             <Ropi>0</Ropi>
             <Rwpi>0</Rwpi>
-            <wLevel>2</wLevel>
+            <wLevel>3</wLevel>
             <uThumb>0</uThumb>
             <uSurpInc>0</uSurpInc>
-            <uC99>1</uC99>
-            <useXO>0</useXO>
-            <v6Lang>1</v6Lang>
-            <v6LangP>1</v6LangP>
+            <uC99>0</uC99>
+            <uGnu>0</uGnu>
+            <useXO>1</useXO>
+            <v6Lang>3</v6Lang>
+            <v6LangP>3</v6LangP>
             <vShortEn>1</vShortEn>
             <vShortWch>1</vShortWch>
             <v6Lto>0</v6Lto>
@@ -331,9 +333,9 @@
             <v6Rtti>0</v6Rtti>
             <VariousControls>
               <MiscControls />
-              <Define>__RTTHREAD__, RT_USING_LIBC, GD32H7XX, __CLK_TCK=RT_TICK_PER_SECOND, __STDC_LIMIT_MACROS, RT_USING_ARMLIBC</Define>
+              <Define>USE_STDPERIPH_DRIVER, RT_USING_ARMLIBC, __STDC_LIMIT_MACROS, RT_USING_LIBC, __CLK_TCK=RT_TICK_PER_SECOND, GD32H7XX, __RTTHREAD__</Define>
               <Undefine />
-              <IncludePath>.;..\..\..\..\components\dfs\dfs_v1\include;board;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\libc\posix\ipc;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\dfs\dfs_v1\filesystems\devfs;..\..\..\..\components\finsh;..\..\..\..\libcpu\arm\common;..\..\..\..\components\libc\posix\io\eventfd;applications;..\..\..\..\components\drivers\phy;..\..\..\..\components\libc\posix\io\poll;..\libraries\gd32_drivers;..\..\..\..\include;..\..\..\..\libcpu\arm\cortex-m7;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal</IncludePath>
+              <IncludePath>packages\gd32-arm-cmsis-latest\GD32H7xx;..\..\..\..\components\libc\posix\io\epoll;..\..\..\..\components\drivers\include;..\..\..\..\components\drivers\include;applications;..\..\..\..\components\libc\posix\ipc;packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Include;..\..\..\..\components\drivers\smp_call;..\..\..\..\components\libc\compilers\common\extension;..\..\..\..\components\drivers\include;..\..\..\..\components\dfs\dfs_v1\include;..\..\..\..\components\dfs\dfs_v1\filesystems\devfs;board;..\..\..\..\components\net\utest;..\..\..\..\components\libc\compilers\common\extension\fcntl\octal;packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Include;.;..\..\..\..\libcpu\arm\common;..\..\..\..\components\libc\compilers\common\include;..\..\..\..\libcpu\arm\cortex-m7;..\..\..\..\components\libc\posix\io\eventfd;..\..\..\..\components\drivers\phy;..\..\..\..\components\drivers\include;..\..\..\..\components\libc\posix\io\poll;..\..\..\..\components\drivers\include;..\libraries\gd32_drivers\config;..\..\..\..\include;..\..\..\..\components\finsh;..\libraries\gd32_drivers</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -355,7 +357,7 @@
             </VariousControls>
           </Aads>
           <LDads>
-            <umfTarg>0</umfTarg>
+            <umfTarg>1</umfTarg>
             <Ropi>0</Ropi>
             <Rwpi>0</Rwpi>
             <noStLib>0</noStLib>
@@ -364,7 +366,7 @@
             <TextAddressRange>0x08000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
             <pXoBase />
-            <ScatterFile>.\board\linker_scripts\link.sct</ScatterFile>
+            <ScatterFile />
             <IncludeLibs />
             <IncludeLibsPath />
             <Misc />
@@ -807,9 +809,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>shell.c</FileName>
+              <FileName>msh.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\shell.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh.c</FilePath>
             </File>
           </Files>
           <Files>
@@ -821,16 +823,16 @@
           </Files>
           <Files>
             <File>
-              <FileName>msh.c</FileName>
+              <FileName>msh_parse.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>msh_parse.c</FileName>
+              <FileName>shell.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\components\finsh\msh_parse.c</FilePath>
+              <FilePath>..\..\..\..\components\finsh\shell.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -1126,23 +1128,23 @@
           <GroupName>klibc</GroupName>
           <Files>
             <File>
-              <FileName>rt_vsscanf.c</FileName>
+              <FileName>rt_vsnprintf_tiny.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>rt_vsnprintf_tiny.c</FileName>
+              <FileName>kstring.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\rt_vsnprintf_tiny.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
             </File>
           </Files>
           <Files>
             <File>
-              <FileName>kstdio.c</FileName>
+              <FileName>rt_vsscanf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\rt_vsscanf.c</FilePath>
             </File>
           </Files>
           <Files>
@@ -1154,9 +1156,9 @@
           </Files>
           <Files>
             <File>
-              <FileName>kstring.c</FileName>
+              <FileName>kstdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\..\src\klibc\kstring.c</FilePath>
+              <FilePath>..\..\..\..\src\klibc\kstdio.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -1205,12 +1207,92 @@
             </File>
           </Files>
         </Group>
+        <Group>
+          <GroupName>Libraries</GroupName>
+          <Files>
+            <File>
+              <FileName>startup_gd32h7xx.s</FileName>
+              <FileType>2</FileType>
+              <FilePath>packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Source\ARM\startup_gd32h7xx.s</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>system_gd32h7xx.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-cmsis-latest\GD32H7xx\GD\GD32H7xx\Source\system_gd32h7xx.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_dma.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_dma.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_exti.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_exti.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_gpio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_gpio.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_misc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_misc.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_pmu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_pmu.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_rcu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_rcu.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_syscfg.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_syscfg.c</FilePath>
+            </File>
+          </Files>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_usart.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>packages\gd32-arm-series-latest\GD32H7xx\GD32H7xx_standard_peripheral\Source\gd32h7xx_usart.c</FilePath>
+            </File>
+          </Files>
+        </Group>
       </Groups>
     </Target>
   </Targets>
   <RTE>
     <apis />
-    <components />
+    <components>
+      <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.2.0" condition="ARMv6_7_8-M Device">
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.5.1" />
+        <targetInfos>
+          <targetInfo name="GD32H759I_EVAL" />
+        </targetInfos>
+      </component>
+    </components>
     <files />
   </RTE>
 </Project>
diff --git a/bsp/gd32/arm/gd32h759i-start/rtconfig.h b/bsp/gd32/arm/gd32h759i-start/rtconfig.h
index aca9562607..695aa9d7d8 100644
--- a/bsp/gd32/arm/gd32h759i-start/rtconfig.h
+++ b/bsp/gd32/arm/gd32h759i-start/rtconfig.h
@@ -329,6 +329,10 @@
 #define PKG_USING_GD32_ARM_SERIES_DRIVER
 #define PKG_USING_GD32_ARM_SERIES_DRIVER_LATEST_VERSION
 /* end of GD32 Drivers */
+
+/* HPMicro SDK */
+
+/* end of HPMicro SDK */
 /* end of HAL & SDK Drivers */
 
 /* sensors drivers */
@@ -413,7 +417,7 @@
 
 /* Hardware Drivers Config */
 
-#define SOC_GD32H759I
+#define SOC_GD32H759IM
 
 /* Onboard Peripheral Drivers */
 
@@ -421,7 +425,11 @@
 
 #define BSP_USING_GPIO
 #define BSP_USING_UART
+#define BSP_USING_SERIAL_V1
 #define BSP_USING_UART0
+#define BSP_UART0_TX_PIN "PF4"
+#define BSP_UART0_RX_PIN "PF5"
+#define BSP_UART0_AFIO "AF4"
 #define BSP_USING_GD_DBG
 /* end of On-chip Peripheral Drivers */
 
diff --git a/bsp/gd32/arm/gd32h759i-start/template.ewp b/bsp/gd32/arm/gd32h759i-start/template.ewp
index bc0b523beb..74516f3b62 100644
--- a/bsp/gd32/arm/gd32h759i-start/template.ewp
+++ b/bsp/gd32/arm/gd32h759i-start/template.ewp
@@ -2,7 +2,7 @@
 <project>

     <fileVersion>3</fileVersion>

     <configuration>

-        <name>rtthread</name>

+        <name>GD32H7xx</name>

         <toolchain>

             <name>ARM</name>

         </toolchain>

@@ -16,15 +16,15 @@
                 <debug>1</debug>

                 <option>

                     <name>ExePath</name>

-                    <state>build\iar\Exe</state>

+                    <state>GD32H7xx\Exe</state>

                 </option>

                 <option>

                     <name>ObjPath</name>

-                    <state>build\iar\Obj</state>

+                    <state>GD32H7xx\Obj</state>

                 </option>

                 <option>

                     <name>ListPath</name>

-                    <state>build\iar\List</state>

+                    <state>GD32H7xx\List</state>

                 </option>

                 <option>

                     <name>GEndianMode</name>

@@ -49,24 +49,24 @@
                 <option>

                     <name>GRuntimeLibSelect</name>

                     <version>0</version>

-                    <state>1</state>

+                    <state>2</state>

                 </option>

                 <option>

                     <name>GRuntimeLibSelectSlave</name>

                     <version>0</version>

-                    <state>1</state>

+                    <state>2</state>

                 </option>

                 <option>

                     <name>RTDescription</name>

-                    <state>Use the normal configuration of the C/C++ runtime library. No locale interface, C locale, no file descriptor support, no multibytes in printf and scanf, and no hex floats in strtod.</state>

+                    <state>Use the full configuration of the C/C++ runtime library. Full locale interface, C locale, file descriptor support, multibytes in printf and scanf, and hex floats in strtod.</state>

                 </option>

                 <option>

                     <name>OGProductVersion</name>

-                    <state>6.30.6.53380</state>

+                    <state>8.32.1.18618</state>

                 </option>

                 <option>

                     <name>OGLastSavedByProductVersion</name>

-                    <state>8.40.1.21529</state>

+                    <state>8.32.1.18618</state>

                 </option>

                 <option>

                     <name>GeneralEnableMisra</name>

@@ -78,7 +78,7 @@
                 </option>

                 <option>

                     <name>OGChipSelectEditMenu</name>

-                    <state>STM32H743II	ST STM32H743II</state>

+                    <state>GD32H759xM	GD GD32H759xM</state>

                 </option>

                 <option>

                     <name>GenLowLevelInterface</name>

@@ -108,20 +108,20 @@
                 <option>

                     <name>GeneralMisraRules04</name>

                     <version>0</version>

-                    <state>111101110010111111111000110111111111111111111111111110010111101111010101111111111111111111111111101111111011111001111011111011111111111111111</state>

+                    <state>011101110010111110111000110111111111111111111111111110010111101111010101111111111101111111111111101111111011111001111011111011111111111111111</state>

                 </option>

                 <option>

                     <name>RTConfigPath2</name>

-                    <state>$TOOLKIT_DIR$\inc\c\DLib_Config_Normal.h</state>

+                    <state>$TOOLKIT_DIR$\inc\c\DLib_Config_Full.h</state>

                 </option>

                 <option>

                     <name>GBECoreSlave</name>

-                    <version>27</version>

+                    <version>26</version>

                     <state>41</state>

                 </option>

                 <option>

                     <name>OGUseCmsis</name>

-                    <state>0</state>

+                    <state>1</state>

                 </option>

                 <option>

                     <name>OGUseCmsisDspLib</name>

@@ -133,22 +133,22 @@
                 </option>

                 <option>

                     <name>CoreVariant</name>

-                    <version>27</version>

+                    <version>26</version>

                     <state>41</state>

                 </option>

                 <option>

                     <name>GFPUDeviceSlave</name>

-                    <state>STM32H743II	ST STM32H743II</state>

+                    <state>GD32H759xM	GD GD32H759xM</state>

                 </option>

                 <option>

                     <name>FPU2</name>

                     <version>0</version>

-                    <state>0</state>

+                    <state>7</state>

                 </option>

                 <option>

                     <name>NrRegs</name>

                     <version>0</version>

-                    <state>0</state>

+                    <state>1</state>

                 </option>

                 <option>

                     <name>NEON</name>

@@ -156,7 +156,7 @@
                 </option>

                 <option>

                     <name>GFPUCoreSlave2</name>

-                    <version>27</version>

+                    <version>26</version>

                     <state>41</state>

                 </option>

                 <option>

@@ -219,12 +219,9 @@
                 <wantNonLocal>1</wantNonLocal>

                 <debug>1</debug>

                 <option>

-                    <name>CCOptimizationNoSizeConstraints</name>

-                    <state>0</state>

-                </option>

-                <option>

                     <name>CCDefines</name>

-                    <state></state>

+                    <state>GD32H7XX</state>

+                    <state>GD32H7XXI</state>

                 </option>

                 <option>

                     <name>CCPreprocFile</name>

@@ -236,7 +233,7 @@
                 </option>

                 <option>

                     <name>CCPreprocLine</name>

-                    <state>0</state>

+                    <state>1</state>

                 </option>

                 <option>

                     <name>CCListCFile</name>

@@ -264,7 +261,7 @@
                 </option>

                 <option>

                     <name>CCDiagSuppress</name>

-                    <state>Pa050</state>

+                    <state></state>

                 </option>

                 <option>

                     <name>CCDiagRemark</name>

@@ -349,7 +346,10 @@
                 </option>

                 <option>

                     <name>CCIncludePath2</name>

-                    <state></state>

+                    <state>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Include</state>

+                    <state>$PROJ_DIR$\..</state>

+                    <state>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Include</state>

+                    <state>$PROJ_DIR$\..\..\..\Utilites</state>

                 </option>

                 <option>

                     <name>CCStdIncCheck</name>

@@ -370,7 +370,7 @@
                 <option>

                     <name>CCOptStrategy</name>

                     <version>0</version>

-                    <state>0</state>

+                    <state>2</state>

                 </option>

                 <option>

                     <name>CCOptLevelSlave</name>

@@ -427,13 +427,17 @@
                     <state>0</state>

                 </option>

                 <option>

+                    <name>CCOptimizationNoSizeConstraints</name>

+                    <state>0</state>

+                </option>

+                <option>

                     <name>CCNoLiteralPool</name>

                     <state>0</state>

                 </option>

                 <option>

                     <name>CCOptStrategySlave</name>

                     <version>0</version>

-                    <state>0</state>

+                    <state>2</state>

                 </option>

                 <option>

                     <name>CCGuardCalls</name>

@@ -641,15 +645,15 @@
                 <option>

                     <name>OOCOutputFormat</name>

                     <version>3</version>

-                    <state>3</state>

+                    <state>0</state>

                 </option>

                 <option>

                     <name>OCOutputOverride</name>

-                    <state>1</state>

+                    <state>0</state>

                 </option>

                 <option>

                     <name>OOCOutputFile</name>

-                    <state>../../../rtthread.bin</state>

+                    <state>Project.srec</state>

                 </option>

                 <option>

                     <name>OOCCommandLineProducer</name>

@@ -657,7 +661,7 @@
                 </option>

                 <option>

                     <name>OOCObjCopyEnable</name>

-                    <state>1</state>

+                    <state>0</state>

                 </option>

             </data>

         </settings>

@@ -687,7 +691,7 @@
             <name>ILINK</name>

             <archiveVersion>0</archiveVersion>

             <data>

-                <version>23</version>

+                <version>22</version>

                 <wantNonLocal>1</wantNonLocal>

                 <debug>1</debug>

                 <option>

@@ -704,7 +708,7 @@
                 </option>

                 <option>

                     <name>IlinkOutputFile</name>

-                    <state>project.out</state>

+                    <state>Project.out</state>

                 </option>

                 <option>

                     <name>IlinkDebugInfoEnable</name>

@@ -740,7 +744,7 @@
                 </option>

                 <option>

                     <name>IlinkMapFile</name>

-                    <state>0</state>

+                    <state>1</state>

                 </option>

                 <option>

                     <name>IlinkLogFile</name>

@@ -764,11 +768,11 @@
                 </option>

                 <option>

                     <name>IlinkIcfOverride</name>

-                    <state>1</state>

+                    <state>0</state>

                 </option>

                 <option>

                     <name>IlinkIcfFile</name>

-                    <state>$PROJ_DIR$\board\linker_scripts\link.icf</state>

+                    <state>$TOOLKIT_DIR$\config\linker\GD\GD32H759xM.icf</state>

                 </option>

                 <option>

                     <name>IlinkIcfFileSlave</name>

@@ -1001,28 +1005,12 @@
                 </option>

                 <option>

                     <name>IlinkTrustzoneImportLibraryOut</name>

-                    <state>###Unitialized###</state>

+                    <state>Project_import_lib.o</state>

                 </option>

                 <option>

                     <name>OILinkExtraOption</name>

                     <state>1</state>

                 </option>

-                <option>

-                    <name>IlinkRawBinaryFile2</name>

-                    <state></state>

-                </option>

-                <option>

-                    <name>IlinkRawBinarySymbol2</name>

-                    <state></state>

-                </option>

-                <option>

-                    <name>IlinkRawBinarySegment2</name>

-                    <state></state>

-                </option>

-                <option>

-                    <name>IlinkRawBinaryAlign2</name>

-                    <state></state>

-                </option>

             </data>

         </settings>

         <settings>

@@ -1051,1056 +1039,208 @@
             <archiveVersion>0</archiveVersion>

             <data />

         </settings>

-    </configuration>

-    <configuration>

-        <name>Release</name>

-        <toolchain>

-            <name>ARM</name>

-        </toolchain>

-        <debug>0</debug>

-        <settings>

-            <name>General</name>

-            <archiveVersion>3</archiveVersion>

-            <data>

-                <version>31</version>

-                <wantNonLocal>1</wantNonLocal>

-                <debug>0</debug>

-                <option>

-                    <name>ExePath</name>

-                    <state>Release\Exe</state>

-                </option>

-                <option>

-                    <name>ObjPath</name>

-                    <state>Release\Obj</state>

-                </option>

-                <option>

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-                    <state>0x0</state>

-                </option>

-                <option>

-                    <name>FillerEnd</name>

-                    <state>0x0</state>

-                </option>

-                <option>

-                    <name>CrcSize</name>

-                    <version>0</version>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>CrcAlign</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>CrcPoly</name>

-                    <state>0x11021</state>

-                </option>

-                <option>

-                    <name>CrcCompl</name>

-                    <version>0</version>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>CrcBitOrder</name>

-                    <version>0</version>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>CrcInitialValue</name>

-                    <state>0x0</state>

-                </option>

-                <option>

-                    <name>DoCrc</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkBE8Slave</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkBufferedTerminalOutput</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkStdoutInterfaceSlave</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>CrcFullSize</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkIElfToolPostProcess</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkLogAutoLibSelect</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkLogRedirSymbols</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkLogUnusedFragments</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkCrcReverseByteOrder</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkCrcUseAsInput</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkOptInline</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkOptExceptionsAllow</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkOptExceptionsForce</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkCmsis</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkOptMergeDuplSections</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkOptUseVfe</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkOptForceVfe</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkStackAnalysisEnable</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkStackControlFile</name>

-                    <state></state>

-                </option>

-                <option>

-                    <name>IlinkStackCallGraphFile</name>

-                    <state></state>

-                </option>

-                <option>

-                    <name>CrcAlgorithm</name>

-                    <version>1</version>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>CrcUnitSize</name>

-                    <version>0</version>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkThreadsSlave</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkLogCallGraph</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkIcfFile_AltDefault</name>

-                    <state></state>

-                </option>

-                <option>

-                    <name>IlinkEncInput</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkEncOutput</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IlinkEncOutputBom</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkHeapSelect</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkLocaleSelect</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkTrustzoneImportLibraryOut</name>

-                    <state>###Unitialized###</state>

-                </option>

-                <option>

-                    <name>OILinkExtraOption</name>

-                    <state>1</state>

-                </option>

-                <option>

-                    <name>IlinkRawBinaryFile2</name>

-                    <state></state>

-                </option>

-                <option>

-                    <name>IlinkRawBinarySymbol2</name>

-                    <state></state>

-                </option>

-                <option>

-                    <name>IlinkRawBinarySegment2</name>

-                    <state></state>

-                </option>

-                <option>

-                    <name>IlinkRawBinaryAlign2</name>

-                    <state></state>

-                </option>

-            </data>

-        </settings>

-        <settings>

-            <name>IARCHIVE</name>

-            <archiveVersion>0</archiveVersion>

-            <data>

-                <version>0</version>

-                <wantNonLocal>1</wantNonLocal>

-                <debug>0</debug>

-                <option>

-                    <name>IarchiveInputs</name>

-                    <state></state>

-                </option>

-                <option>

-                    <name>IarchiveOverride</name>

-                    <state>0</state>

-                </option>

-                <option>

-                    <name>IarchiveOutput</name>

-                    <state>###Unitialized###</state>

-                </option>

-            </data>

-        </settings>

-        <settings>

-            <name>BILINK</name>

+            <name>Coder</name>

             <archiveVersion>0</archiveVersion>

             <data />

         </settings>

     </configuration>

+    <group>

+        <name>Application</name>

+        <file>

+            <name>$PROJ_DIR$\..\gd32h7xx_it.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\main.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\systick.c</name>

+        </file>

+    </group>

+    <group>

+        <name>CMSIS</name>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Source\system_gd32h7xx.c</name>

+        </file>

+    </group>

+    <group>

+        <name>Doc</name>

+        <file>

+            <name>$PROJ_DIR$\..\readme.txt</name>

+        </file>

+    </group>

+    <group>

+        <name>GD32H7xx_EVAL</name>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\Utilites\gd32h759i_eval.c</name>

+        </file>

+    </group>

+    <group>

+        <name>GD32H7xx_Peripherals</name>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_adc.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_can.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau_aes.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau_des.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau_tdes.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cmp.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cpdm.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_crc.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ctc.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dac.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dbg.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dci.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dma.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_edout.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_efuse.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_enet.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_exmc.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_exti.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_fac.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_fmc.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_fwdgt.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_gpio.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hau.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hau_sha_md5.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hpdf.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hwsem.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_i2c.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ipa.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_lpdts.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_mdio.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_mdma.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_misc.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ospi.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ospim.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_pmu.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rameccmu.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rcu.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rspdif.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rtc.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rtdec.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_sai.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_sdio.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_spi.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_syscfg.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_timer.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_tli.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_tmu.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_trigsel.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_trng.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_usart.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_vref.c</name>

+        </file>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_wwdgt.c</name>

+        </file>

+    </group>

+    <group>

+        <name>Startup</name>

+        <file>

+            <name>$PROJ_DIR$\..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Source\IAR\startup_gd32h7xx.s</name>

+        </file>

+    </group>

 </project>

diff --git a/bsp/gd32/arm/gd32h759i-start/template.eww b/bsp/gd32/arm/gd32h759i-start/template.eww
index bd036bb4c9..e347e85422 100644
--- a/bsp/gd32/arm/gd32h759i-start/template.eww
+++ b/bsp/gd32/arm/gd32h759i-start/template.eww
@@ -2,7 +2,7 @@
 

 <workspace>

   <project>

-    <path>$WS_DIR$\template.ewp</path>

+    <path>$WS_DIR$\GD32H759I_EVAL.ewp</path>

   </project>

   <batchBuild/>

 </workspace>

diff --git a/bsp/gd32/arm/gd32h759i-start/template.uvoptx b/bsp/gd32/arm/gd32h759i-start/template.uvoptx
index b727aa8c58..70b0788536 100644
--- a/bsp/gd32/arm/gd32h759i-start/template.uvoptx
+++ b/bsp/gd32/arm/gd32h759i-start/template.uvoptx
@@ -10,9 +10,9 @@
     <aExt>*.s*; *.src; *.a*</aExt>
     <oExt>*.obj; *.o</oExt>
     <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc</tExt>
+    <tExt>*.txt; *.h; *.inc; *.md</tExt>
     <pExt>*.plm</pExt>
-    <CppX>*.cpp</CppX>
+    <CppX>*.cpp; *.cc; *.cxx</CppX>
     <nMigrate>0</nMigrate>
   </Extensions>
 
@@ -22,13 +22,13 @@
   </DaveTm>
 
   <Target>
-    <TargetName>rt-thread</TargetName>
+    <TargetName>GD32H759I_EVAL</TargetName>
     <ToolsetNumber>0x4</ToolsetNumber>
     <ToolsetName>ARM-ADS</ToolsetName>
     <TargetOption>
       <CLKADS>12000000</CLKADS>
       <OPTTT>
-        <gFlags>0</gFlags>
+        <gFlags>1</gFlags>
         <BeepAtEnd>1</BeepAtEnd>
         <RunSim>0</RunSim>
         <RunTarget>1</RunTarget>
@@ -45,7 +45,7 @@
         <PageWidth>79</PageWidth>
         <PageLength>66</PageLength>
         <TabStop>8</TabStop>
-        <ListingPath>.\build\keil\List\</ListingPath>
+        <ListingPath>.\Listings\</ListingPath>
       </OPTLEX>
       <ListingPage>
         <CreateCListing>1</CreateCListing>
@@ -73,11 +73,11 @@
         <LExpSel>0</LExpSel>
       </OPTXL>
       <OPTFL>
-        <tvExp>0</tvExp>
+        <tvExp>1</tvExp>
         <tvExpOptDlg>0</tvExpOptDlg>
         <IsCurrentTarget>1</IsCurrentTarget>
       </OPTFL>
-      <CpuCode>0</CpuCode>
+      <CpuCode>255</CpuCode>
       <DebugOpt>
         <uSim>0</uSim>
         <uTrg>1</uTrg>
@@ -101,7 +101,9 @@
         <sRunDeb>0</sRunDeb>
         <sLrtime>0</sLrtime>
         <bEvRecOn>1</bEvRecOn>
-        <nTsel>0</nTsel>
+        <bSchkAxf>0</bSchkAxf>
+        <bTchkAxf>0</bTchkAxf>
+        <nTsel>4</nTsel>
         <sDll></sDll>
         <sDllPa></sDllPa>
         <sDlgDll></sDlgDll>
@@ -112,13 +114,38 @@
         <tDlgDll></tDlgDll>
         <tDlgPa></tDlgPa>
         <tIfile></tIfile>
-        <pMon>BIN\UL2CM3.DLL</pMon>
+        <pMon>Segger\JL2CM3.dll</pMon>
       </DebugOpt>
       <TargetDriverDllRegistry>
         <SetRegEntry>
           <Number>0</Number>
+          <Key>JL2CM3</Key>
+          <Name>-U4294967295 -O78 -S2 -ZTIFSpeedSel5000 -A0 -C0 -JU1 -JI127.0.0.1 -JP0 -RST0 -N00("ARM CoreSight SW-DP") -D00(0BD12477) -L00(0) -TO18 -TC10000000 -TP21 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -TB1 -TFE0 -FO15 -FD24000000 -FC2000 -FN1 -FF0GD32H7xx_3840KB.FLM -FS08000000 -FL03C0000 -FP0($$Device:GD32H759IM$Flash\GD32H7xx_3840KB.FLM)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
           <Key>UL2CM3</Key>
-          <Name>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0STM32H7x_2048 -FS08000000 -FL0200000 -FP0($$Device:STM32H743IITx$CMSIS\Flash\STM32H7x_2048.FLM))</Name>
+          <Name>UL2CM3(-S0 -C0 -P0 )  -FN1 -FC2000 -FD24000000 -FF0GD32H7xx_3840KB -FL03C0000 -FS08000000 -FP0($$Device:GD32H759IM$Flash\GD32H7xx_3840KB.FLM)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>ARMRTXEVENTFLAGS</Key>
+          <Name>-L70 -Z18 -C0 -M0 -T1</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>DLGTARM</Key>
+          <Name>(1010=-1,-1,-1,-1,0)(6017=-1,-1,-1,-1,0)(1008=-1,-1,-1,-1,0)(6016=-1,-1,-1,-1,0)(1012=-1,-1,-1,-1,0)</Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>ARMDBGFLAGS</Key>
+          <Name></Name>
+        </SetRegEntry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>DLGUARM</Key>
+          <Name>d</Name>
         </SetRegEntry>
       </TargetDriverDllRegistry>
       <Breakpoint/>
@@ -127,13 +154,13 @@
       </Tracepoint>
       <DebugFlag>
         <trace>0</trace>
-        <periodic>0</periodic>
-        <aLwin>0</aLwin>
+        <periodic>1</periodic>
+        <aLwin>1</aLwin>
         <aCover>0</aCover>
         <aSer1>0</aSer1>
         <aSer2>0</aSer2>
         <aPa>0</aPa>
-        <viewmode>0</viewmode>
+        <viewmode>1</viewmode>
         <vrSel>0</vrSel>
         <aSym>0</aSym>
         <aTbox>0</aTbox>
@@ -164,21 +191,771 @@
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       <pSingCmdsp></pSingCmdsp>
       <pMultCmdsp></pMultCmdsp>
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-        <Protocol>2</Protocol>
-        <DbgClock>10000000</DbgClock>
-      </DebugDescription>
     </TargetOption>
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+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
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+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>39</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_pmu.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_pmu.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>40</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rameccmu.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_rameccmu.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>41</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rcu.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_rcu.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>42</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rspdif.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_rspdif.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>43</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rtc.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_rtc.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>44</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rtdec.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_rtdec.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>45</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_sai.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_sai.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>46</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_sdio.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_sdio.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>47</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_spi.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_spi.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>48</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_syscfg.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_syscfg.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>49</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_timer.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_timer.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>50</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_tli.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_tli.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>51</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_tmu.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_tmu.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>52</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_trigsel.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_trigsel.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>53</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_trng.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_trng.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>54</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_usart.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_usart.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>55</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_vref.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_vref.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>56</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_wwdgt.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h7xx_wwdgt.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+  </Group>
+
+  <Group>
+    <GroupName>GD32H7xx_EVAL</GroupName>
+    <tvExp>0</tvExp>
+    <tvExpOptDlg>0</tvExpOptDlg>
+    <cbSel>0</cbSel>
+    <RteFlg>0</RteFlg>
+    <File>
+      <GroupNumber>4</GroupNumber>
+      <FileNumber>57</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\Utilites\gd32h759i_eval.c</PathWithFileName>
+      <FilenameWithoutPath>gd32h759i_eval.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+  </Group>
+
+  <Group>
+    <GroupName>Startup</GroupName>
+    <tvExp>0</tvExp>
+    <tvExpOptDlg>0</tvExpOptDlg>
+    <cbSel>0</cbSel>
+    <RteFlg>0</RteFlg>
+    <File>
+      <GroupNumber>5</GroupNumber>
+      <FileNumber>58</FileNumber>
+      <FileType>2</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Source\ARM\startup_gd32h7xx.s</PathWithFileName>
+      <FilenameWithoutPath>startup_gd32h7xx.s</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+  </Group>
+
+  <Group>
+    <GroupName>Doc</GroupName>
     <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
+    <File>
+      <GroupNumber>6</GroupNumber>
+      <FileNumber>59</FileNumber>
+      <FileType>5</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\readme.txt</PathWithFileName>
+      <FilenameWithoutPath>readme.txt</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+  </Group>
+
+  <Group>
+    <GroupName>::CMSIS</GroupName>
+    <tvExp>0</tvExp>
+    <tvExpOptDlg>0</tvExpOptDlg>
+    <cbSel>0</cbSel>
+    <RteFlg>1</RteFlg>
   </Group>
 
 </ProjectOpt>
diff --git a/bsp/gd32/arm/gd32h759i-start/template.uvprojx b/bsp/gd32/arm/gd32h759i-start/template.uvprojx
index c87c973e4c..9a5c5aa54b 100644
--- a/bsp/gd32/arm/gd32h759i-start/template.uvprojx
+++ b/bsp/gd32/arm/gd32h759i-start/template.uvprojx
@@ -7,23 +7,23 @@
 
   <Targets>
     <Target>
-      <TargetName>rtthread</TargetName>
+      <TargetName>GD32H759I_EVAL</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060750::V5.06 update 6 (build 750)::ARMCC</pCCUsed>
-      <uAC6>0</uAC6>
+      <pCCUsed>6130001::V6.13.1::.\ARMCLANG</pCCUsed>
+      <uAC6>1</uAC6>
       <TargetOption>
         <TargetCommonOption>
-          <Device>STM32H743IITx</Device>
-          <Vendor>STMicroelectronics</Vendor>
-          <PackID>Keil.STM32H7xx_DFP.2.1.0</PackID>
-          <PackURL>http://www.keil.com/pack</PackURL>
-          <Cpu>IRAM(0x20000000,0x00020000) IRAM2(0x24000000,0x00080000) IROM(0x08000000,0x00200000) CPUTYPE("Cortex-M7") FPU3(DFPU) CLOCK(12000000) ELITTLE</Cpu>
+          <Device>GD32H759IM</Device>
+          <Vendor>GigaDevice</Vendor>
+          <PackID>GigaDevice.GD32H7xx_DFP.0.1.0</PackID>
+          <PackURL>https://gd32mcu.com/data/documents/pack/</PackURL>
+          <Cpu>IRAM(0x24000000,0x000E0000) IRAM2(0x00000000,0x00010000) IROM(0x08000000,0x03C0000) XRAM(0x20000000,0x00010000) XRAM2(0x30000000,0x00004000) XRAM3(0x30004000,0x00004000) CPUTYPE("Cortex-M7") FPU3(DFPU) CLOCK(12000000) ELITTLE</Cpu>
           <FlashUtilSpec></FlashUtilSpec>
           <StartupFile></StartupFile>
-          <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC1000 -FN1 -FF0STM32H7x_2048 -FS08000000 -FL0200000 -FP0($$Device:STM32H743IITx$CMSIS\Flash\STM32H7x_2048.FLM))</FlashDriverDll>
+          <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD24000000 -FC2000 -FN1 -FF0GD32H7xx_3840KB -FS08000000 -FL03C0000 -FP0($$Device:GD32H759IM$Flash\GD32H7xx_3840KB.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
-          <RegisterFile>$$Device:STM32H743IITx$Drivers\CMSIS\Device\ST\STM32H7xx\Include\stm32h7xx.h</RegisterFile>
+          <RegisterFile>$$Device:GD32H759IM$Device\Include\gd32h7xx.h</RegisterFile>
           <MemoryEnv></MemoryEnv>
           <Cmp></Cmp>
           <Asm></Asm>
@@ -33,7 +33,7 @@
           <SLE66CMisc></SLE66CMisc>
           <SLE66AMisc></SLE66AMisc>
           <SLE66LinkerMisc></SLE66LinkerMisc>
-          <SFDFile>$$Device:STM32H743IITx$CMSIS\SVD\STM32H7x3.svd</SFDFile>
+          <SFDFile>$$Device:GD32H759IM$SVD\GD32H7xx.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
           <BinPath></BinPath>
@@ -48,14 +48,14 @@
             <NotGenerated>0</NotGenerated>
             <InvalidFlash>1</InvalidFlash>
           </TargetStatus>
-          <OutputDirectory>.\build\keil\Obj\</OutputDirectory>
-          <OutputName>rt-thread</OutputName>
+          <OutputDirectory>.\Objects\</OutputDirectory>
+          <OutputName>Project</OutputName>
           <CreateExecutable>1</CreateExecutable>
           <CreateLib>0</CreateLib>
           <CreateHexFile>0</CreateHexFile>
           <DebugInformation>1</DebugInformation>
           <BrowseInformation>1</BrowseInformation>
-          <ListingPath>.\build\keil\List\</ListingPath>
+          <ListingPath>.\Listings\</ListingPath>
           <HexFormatSelection>1</HexFormatSelection>
           <Merge32K>0</Merge32K>
           <CreateBatchFile>0</CreateBatchFile>
@@ -80,9 +80,9 @@
             <nStopB2X>0</nStopB2X>
           </BeforeMake>
           <AfterMake>
-            <RunUserProg1>1</RunUserProg1>
+            <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
+            <UserProg1Name></UserProg1Name>
             <UserProg2Name></UserProg2Name>
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
@@ -138,7 +138,7 @@
           </Flash1>
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
-          <Flash3></Flash3>
+          <Flash3>"" ()</Flash3>
           <Flash4></Flash4>
           <pFcarmOut></pFcarmOut>
           <pFcarmGrp></pFcarmGrp>
@@ -181,13 +181,14 @@
             <uocRam>0</uocRam>
             <hadIROM>1</hadIROM>
             <hadIRAM>1</hadIRAM>
-            <hadXRAM>0</hadXRAM>
+            <hadXRAM>1</hadXRAM>
             <uocXRam>0</uocXRam>
             <RvdsVP>3</RvdsVP>
+            <RvdsMve>0</RvdsMve>
             <hadIRAM2>1</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
-            <useUlib>0</useUlib>
+            <useUlib>1</useUlib>
             <EndSel>0</EndSel>
             <uLtcg>0</uLtcg>
             <nSecure>0</nSecure>
@@ -243,18 +244,18 @@
               </Ocm6>
               <IRAM>
                 <Type>0</Type>
-                <StartAddress>0x20000000</StartAddress>
-                <Size>0x20000</Size>
+                <StartAddress>0x24000000</StartAddress>
+                <Size>0xe0000</Size>
               </IRAM>
               <IROM>
                 <Type>1</Type>
                 <StartAddress>0x8000000</StartAddress>
-                <Size>0x200000</Size>
+                <Size>0x3c0000</Size>
               </IROM>
               <XRAM>
-                <Type>0</Type>
-                <StartAddress>0x0</StartAddress>
-                <Size>0x0</Size>
+                <Type>1</Type>
+                <StartAddress>0x20000000</StartAddress>
+                <Size>0x10000</Size>
               </XRAM>
               <OCR_RVCT1>
                 <Type>1</Type>
@@ -274,7 +275,7 @@
               <OCR_RVCT4>
                 <Type>1</Type>
                 <StartAddress>0x8000000</StartAddress>
-                <Size>0x200000</Size>
+                <Size>0x3c0000</Size>
               </OCR_RVCT4>
               <OCR_RVCT5>
                 <Type>1</Type>
@@ -283,28 +284,28 @@
               </OCR_RVCT5>
               <OCR_RVCT6>
                 <Type>0</Type>
-                <StartAddress>0x0</StartAddress>
-                <Size>0x0</Size>
+                <StartAddress>0x20000000</StartAddress>
+                <Size>0x10000</Size>
               </OCR_RVCT6>
               <OCR_RVCT7>
                 <Type>0</Type>
-                <StartAddress>0x0</StartAddress>
-                <Size>0x0</Size>
+                <StartAddress>0x30000000</StartAddress>
+                <Size>0x4000</Size>
               </OCR_RVCT7>
               <OCR_RVCT8>
                 <Type>0</Type>
-                <StartAddress>0x0</StartAddress>
-                <Size>0x0</Size>
+                <StartAddress>0x30004000</StartAddress>
+                <Size>0x4000</Size>
               </OCR_RVCT8>
               <OCR_RVCT9>
                 <Type>0</Type>
-                <StartAddress>0x20000000</StartAddress>
-                <Size>0x20000</Size>
+                <StartAddress>0x24000000</StartAddress>
+                <Size>0xe0000</Size>
               </OCR_RVCT9>
               <OCR_RVCT10>
                 <Type>0</Type>
-                <StartAddress>0x24000000</StartAddress>
-                <Size>0x80000</Size>
+                <StartAddress>0x0</StartAddress>
+                <Size>0x10000</Size>
               </OCR_RVCT10>
             </OnChipMemories>
             <RvctStartVector></RvctStartVector>
@@ -320,13 +321,14 @@
             <PlainCh>0</PlainCh>
             <Ropi>0</Ropi>
             <Rwpi>0</Rwpi>
-            <wLevel>2</wLevel>
+            <wLevel>3</wLevel>
             <uThumb>0</uThumb>
             <uSurpInc>0</uSurpInc>
-            <uC99>1</uC99>
-            <useXO>0</useXO>
-            <v6Lang>1</v6Lang>
-            <v6LangP>1</v6LangP>
+            <uC99>0</uC99>
+            <uGnu>0</uGnu>
+            <useXO>1</useXO>
+            <v6Lang>3</v6Lang>
+            <v6LangP>3</v6LangP>
             <vShortEn>1</vShortEn>
             <vShortWch>1</vShortWch>
             <v6Lto>0</v6Lto>
@@ -334,9 +336,9 @@
             <v6Rtti>0</v6Rtti>
             <VariousControls>
               <MiscControls></MiscControls>
-              <Define></Define>
+              <Define>GD32H7XX</Define>
               <Undefine></Undefine>
-              <IncludePath></IncludePath>
+              <IncludePath>..\;..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Include;..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Include;..\..\..\Utilites</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -358,7 +360,7 @@
             </VariousControls>
           </Aads>
           <LDads>
-            <umfTarg>0</umfTarg>
+            <umfTarg>1</umfTarg>
             <Ropi>0</Ropi>
             <Rwpi>0</Rwpi>
             <noStLib>0</noStLib>
@@ -367,7 +369,7 @@
             <TextAddressRange>0x08000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
             <pXoBase></pXoBase>
-            <ScatterFile>.\board\linker_scripts\link.sct</ScatterFile>
+            <ScatterFile></ScatterFile>
             <IncludeLibs></IncludeLibs>
             <IncludeLibsPath></IncludeLibsPath>
             <Misc></Misc>
@@ -378,7 +380,332 @@
       </TargetOption>
       <Groups>
         <Group>
-          <GroupName>Source Group 1</GroupName>
+          <GroupName>Application</GroupName>
+          <Files>
+            <File>
+              <FileName>main.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\main.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_it.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\gd32h7xx_it.c</FilePath>
+            </File>
+            <File>
+              <FileName>systick.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\systick.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>CMSIS</GroupName>
+          <Files>
+            <File>
+              <FileName>system_gd32h7xx.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Source\system_gd32h7xx.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>GD32H7xx_Peripherals</GroupName>
+          <Files>
+            <File>
+              <FileName>gd32h7xx_adc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_adc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_can.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_can.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_cau.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_cau_aes.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau_aes.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_cau_des.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau_des.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_cau_tdes.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cau_tdes.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_cmp.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cmp.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_cpdm.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_cpdm.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_crc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_crc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_ctc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ctc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_dac.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dac.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_dbg.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dbg.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_dci.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dci.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_dma.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_dma.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_edout.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_edout.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_efuse.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_efuse.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_exmc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_exmc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_exti.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_exti.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_fac.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_fac.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_fmc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_fmc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_fwdgt.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_fwdgt.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_gpio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_gpio.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_hau.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hau.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_hau_sha_md5.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hau_sha_md5.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_hpdf.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hpdf.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_hwsem.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_hwsem.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_i2c.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_i2c.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_ipa.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ipa.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_lpdts.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_lpdts.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_mdio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_mdio.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_mdma.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_mdma.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_misc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_misc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_ospi.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ospi.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_ospim.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_ospim.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_pmu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_pmu.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_rameccmu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rameccmu.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_rcu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rcu.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_rspdif.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rspdif.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_rtc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rtc.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_rtdec.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_rtdec.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_sai.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_sai.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_sdio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_sdio.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_spi.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_spi.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_syscfg.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_syscfg.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_timer.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_timer.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_tli.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_tli.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_tmu.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_tmu.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_trigsel.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_trigsel.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_trng.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_trng.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_usart.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_usart.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_vref.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_vref.c</FilePath>
+            </File>
+            <File>
+              <FileName>gd32h7xx_wwdgt.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\GD32H7xx_standard_peripheral\Source\gd32h7xx_wwdgt.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>GD32H7xx_EVAL</GroupName>
+          <Files>
+            <File>
+              <FileName>gd32h759i_eval.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\Utilites\gd32h759i_eval.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>Startup</GroupName>
+          <Files>
+            <File>
+              <FileName>startup_gd32h7xx.s</FileName>
+              <FileType>2</FileType>
+              <FilePath>..\..\..\..\GD32H7xx_Firmware_Library\CMSIS\GD\GD32H7xx\Source\ARM\startup_gd32h7xx.s</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>Doc</GroupName>
+          <Files>
+            <File>
+              <FileName>readme.txt</FileName>
+              <FileType>5</FileType>
+              <FilePath>..\readme.txt</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>::CMSIS</GroupName>
         </Group>
       </Groups>
     </Target>
@@ -386,7 +713,14 @@
 
   <RTE>
     <apis/>
-    <components/>
+    <components>
+      <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.2.0" condition="ARMv6_7_8-M Device">
+        <package name="CMSIS" schemaVersion="1.3" url="http://www.keil.com/pack/" vendor="ARM" version="5.5.1"/>
+        <targetInfos>
+          <targetInfo name="GD32H759I_EVAL"/>
+        </targetInfos>
+      </component>
+    </components>
     <files/>
   </RTE>
 
diff --git a/bsp/gd32/arm/libraries/gd32_drivers/drv_usart.c b/bsp/gd32/arm/libraries/gd32_drivers/drv_usart.c
index a1813420fc..610cf8eb24 100644
--- a/bsp/gd32/arm/libraries/gd32_drivers/drv_usart.c
+++ b/bsp/gd32/arm/libraries/gd32_drivers/drv_usart.c
@@ -28,6 +28,7 @@
     #define GPIO_OTYPE                GPIO_MODE_OUT_PP
     #define GPIO_OSPEED               GPIO_OSPEED_50MHZ
 #elif defined(SOC_SERIES_GD32H7xx) || defined(SOC_SERIES_GD32H75E)
+    #define GPIO_OTYPE                GPIO_OTYPE_PP
     #define GPIO_OSPEED               GPIO_OSPEED_60MHZ
 #elif defined(SOC_SERIES_GD32F4xx) || defined(SOC_SERIES_GD32F5xx) || defined(SOC_SERIES_GD32E23x)
     #define GPIO_OTYPE                GPIO_OTYPE_PP