From 934baae9b8dd58dd17881ef8ad8bd3428b208b1f Mon Sep 17 00:00:00 2001 From: hathach Date: Sun, 19 Mar 2023 17:58:20 +0700 Subject: bsp lpc51 --- .github/workflows/build_arm.yml | 2 +- hw/bsp/lpc51/boards/lpcxpresso51u68/board.mk | 37 +++++ .../lpc51/boards/lpcxpresso51u68/lpcxpresso51u68.c | 179 +++++++++++++++++++++ hw/bsp/lpc51/family.mk | 45 ++++++ hw/bsp/lpcxpresso51u68/board.mk | 52 ------ hw/bsp/lpcxpresso51u68/lpcxpresso51u68.c | 179 --------------------- 6 files changed, 262 insertions(+), 232 deletions(-) create mode 100644 hw/bsp/lpc51/boards/lpcxpresso51u68/board.mk create mode 100644 hw/bsp/lpc51/boards/lpcxpresso51u68/lpcxpresso51u68.c create mode 100644 hw/bsp/lpc51/family.mk delete mode 100644 hw/bsp/lpcxpresso51u68/board.mk delete mode 100644 hw/bsp/lpcxpresso51u68/lpcxpresso51u68.c diff --git a/.github/workflows/build_arm.yml b/.github/workflows/build_arm.yml index 01b390ac8..2b64e5410 100644 --- a/.github/workflows/build_arm.yml +++ b/.github/workflows/build_arm.yml @@ -36,7 +36,7 @@ jobs: - 'imxrt' - 'kinetis_k32 kinetis_kl' - 'lpc11 lpc13 lpc15 lpc18' - - 'lpc54 lpc55' + - 'lpc51 lpc54 lpc55' - 'mm32 msp432e4' - 'nrf' - 'ra' diff --git a/hw/bsp/lpc51/boards/lpcxpresso51u68/board.mk b/hw/bsp/lpc51/boards/lpcxpresso51u68/board.mk new file mode 100644 index 000000000..27b9b371f --- /dev/null +++ b/hw/bsp/lpc51/boards/lpcxpresso51u68/board.mk @@ -0,0 +1,37 @@ +MCU = LPC51U68 + +CFLAGS += \ + -DCPU_LPC51U68JBD64 \ + -DCFG_TUSB_MEM_SECTION='__attribute__((section(".data")))' + +SRC_C += \ + src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c \ + $(MCU_DIR)/system_LPC51U68.c \ + $(MCU_DIR)/drivers/fsl_clock.c \ + $(MCU_DIR)/drivers/fsl_power.c \ + $(MCU_DIR)/drivers/fsl_reset.c \ + $(SDK_DIR)/drivers/lpc_gpio/fsl_gpio.c \ + $(SDK_DIR)/drivers/flexcomm/fsl_flexcomm.c \ + $(SDK_DIR)/drivers/flexcomm/fsl_usart.c + +INC += \ + $(TOP)/$(MCU_DIR)/../../CMSIS/Include \ + $(TOP)/$(MCU_DIR) \ + $(TOP)/$(MCU_DIR)/drivers \ + $(TOP)/$(SDK_DIR)/drivers/common \ + $(TOP)/$(SDK_DIR)/drivers/flexcomm \ + $(TOP)/$(SDK_DIR)/drivers/lpc_iocon \ + $(TOP)/$(SDK_DIR)/drivers/lpc_gpio + +SRC_S += $(MCU_DIR)/gcc/startup_LPC51U68.S + +LIBS += $(TOP)/$(MCU_DIR)/gcc/libpower.a + +# For freeRTOS port source +FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0 + +JLINK_DEVICE = LPC51U68 +PYOCD_TARGET = LPC51U68 + +# flash using pyocd (51u68 is not supported yet) +flash: flash-pyocd diff --git a/hw/bsp/lpc51/boards/lpcxpresso51u68/lpcxpresso51u68.c b/hw/bsp/lpc51/boards/lpcxpresso51u68/lpcxpresso51u68.c new file mode 100644 index 000000000..c94b0d6d8 --- /dev/null +++ b/hw/bsp/lpc51/boards/lpcxpresso51u68/lpcxpresso51u68.c @@ -0,0 +1,179 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2018, hathach (tinyusb.org) + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * This file is part of the TinyUSB stack. + */ + +#include "../board.h" +#include "fsl_device_registers.h" +#include "fsl_gpio.h" +#include "fsl_power.h" +#include "fsl_iocon.h" + +//--------------------------------------------------------------------+ +// Forward USB interrupt events to TinyUSB IRQ Handler +//--------------------------------------------------------------------+ +void USB0_IRQHandler(void) +{ + tud_int_handler(0); +} + +//--------------------------------------------------------------------+ +// MACRO TYPEDEF CONSTANT ENUM +//--------------------------------------------------------------------+ +#define LED_PORT 0 +#define LED_PIN 29 +#define LED_STATE_ON 0 + +// WAKE button +#define BUTTON_PORT 0 +#define BUTTON_PIN 24 + +// IOCON pin mux +#define IOCON_PIO_DIGITAL_EN 0x80u /*!< Enables digital function */ +#define IOCON_PIO_FUNC1 0x01u /*!< Selects pin function 1 */ +#define IOCON_PIO_FUNC7 0x07u /*!< Selects pin function 7 */ +#define IOCON_PIO_INPFILT_OFF 0x0100u /*!< Input filter disabled */ +#define IOCON_PIO_INV_DI 0x00u /*!< Input function is not inverted */ +#define IOCON_PIO_MODE_INACT 0x00u /*!< No addition pin function */ +#define IOCON_PIO_OPENDRAIN_DI 0x00u /*!< Open drain is disabled */ +#define IOCON_PIO_SLEW_STANDARD 0x00u /*!< Standard mode, output slew rate control is enabled */ + +/**************************************************************** +name: BOARD_BootClockFROHF96M +outputs: +- {id: SYSTICK_clock.outFreq, value: 96 MHz} +- {id: System_clock.outFreq, value: 96 MHz} +settings: +- {id: SYSCON.MAINCLKSELA.sel, value: SYSCON.fro_hf} +sources: +- {id: SYSCON.fro_hf.outFreq, value: 96 MHz} +******************************************************************/ +void BootClockFROHF96M(void) +{ + /*!< Set up the clock sources */ + /*!< Set up FRO */ + POWER_DisablePD(kPDRUNCFG_PD_FRO_EN); /*!< Ensure FRO is on */ + CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); /*!< Switch to FRO 12MHz first to ensure we can change voltage without + accidentally being below the voltage for current speed */ + POWER_SetVoltageForFreq(96000000U); /*!< Set voltage for the one of the fastest clock outputs: System clock output */ + CLOCK_SetFLASHAccessCyclesForFreq(96000000U); /*!< Set FLASH wait states for core */ + + CLOCK_SetupFROClocking(96000000U); /*!< Set up high frequency FRO output to selected frequency */ + + /*!< Set up dividers */ + CLOCK_SetClkDiv(kCLOCK_DivAhbClk, 1U, false); /*!< Set AHBCLKDIV divider to value 1 */ + CLOCK_SetClkDiv(kCLOCK_DivSystickClk, 0U, true); /*!< Reset SYSTICKCLKDIV divider counter and halt it */ + CLOCK_SetClkDiv(kCLOCK_DivSystickClk, 1U, false); /*!< Set SYSTICKCLKDIV divider to value 1 */ + + /*!< Set up clock selectors - Attach clocks to the peripheries */ + CLOCK_AttachClk(kFRO_HF_to_MAIN_CLK); /*!< Switch MAIN_CLK to FRO_HF */ + /*!< Set SystemCoreClock variable. */ + SystemCoreClock = 96000000U; +} + +void board_init(void) +{ + // Enable IOCON clock + CLOCK_EnableClock(kCLOCK_Iocon); + + // Enable GPIO0 clock + CLOCK_EnableClock(kCLOCK_Gpio0); + + // Init 96 MHz clock + BootClockFROHF96M(); + +#if CFG_TUSB_OS == OPT_OS_NONE + // 1ms tick timer + SysTick_Config(SystemCoreClock / 1000); +#elif CFG_TUSB_OS == OPT_OS_FREERTOS + // If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher ) + NVIC_SetPriority(USB0_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY ); +#endif + + GPIO_PortInit(GPIO, LED_PORT); + GPIO_PortInit(GPIO, BUTTON_PORT); + + // LED + gpio_pin_config_t const led_config = { kGPIO_DigitalOutput, 0}; + GPIO_PinInit(GPIO, LED_PORT, LED_PIN, &led_config); + board_led_write(true); + + // Button + gpio_pin_config_t const button_config = { kGPIO_DigitalInput, 0}; + GPIO_PinInit(GPIO, BUTTON_PORT, BUTTON_PIN, &button_config); + + // USB + const uint32_t port1_pin6_config = ( + IOCON_PIO_FUNC7 | /* Pin is configured as USB0_VBUS */ + IOCON_PIO_MODE_INACT | /* No addition pin function */ + IOCON_PIO_INV_DI | /* Input function is not inverted */ + IOCON_PIO_DIGITAL_EN | /* Enables digital function */ + IOCON_PIO_INPFILT_OFF | /* Input filter disabled */ + IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */ + ); + IOCON_PinMuxSet(IOCON, 1, 6, port1_pin6_config); /* PORT1 PIN6 (coords: 26) is configured as USB0_VBUS */ + + POWER_DisablePD(kPDRUNCFG_PD_USB0_PHY); /*Turn on USB Phy */ + CLOCK_EnableUsbfs0Clock(kCLOCK_UsbSrcFro, CLOCK_GetFreq(kCLOCK_FroHf)); /* enable USB IP clock */ +} + +//--------------------------------------------------------------------+ +// Board porting API +//--------------------------------------------------------------------+ + +void board_led_write(bool state) +{ + GPIO_PinWrite(GPIO, LED_PORT, LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON)); +} + +uint32_t board_button_read(void) +{ + // active low + return 1-GPIO_PinRead(GPIO, BUTTON_PORT, BUTTON_PIN); +} + +int board_uart_read(uint8_t* buf, int len) +{ + (void) buf; (void) len; + return 0; +} + +int board_uart_write(void const * buf, int len) +{ + (void) buf; (void) len; + return 0; +} + +#if CFG_TUSB_OS == OPT_OS_NONE +volatile uint32_t system_ticks = 0; +void SysTick_Handler(void) +{ + system_ticks++; +} + +uint32_t board_millis(void) +{ + return system_ticks; +} +#endif diff --git a/hw/bsp/lpc51/family.mk b/hw/bsp/lpc51/family.mk new file mode 100644 index 000000000..8a64f0945 --- /dev/null +++ b/hw/bsp/lpc51/family.mk @@ -0,0 +1,45 @@ +SDK_DIR = hw/mcu/nxp/mcux-sdk +DEPS_SUBMODULES += $(SDK_DIR) + +MCU_DIR = $(SDK_DIR)/devices/$(MCU) +include $(TOP)/$(BOARD_PATH)/board.mk + +CFLAGS += \ + -flto \ + -mthumb \ + -mabi=aapcs \ + -mcpu=cortex-m0plus \ + -DCFG_TUSB_MCU=OPT_MCU_LPC51UXX \ + -DCFG_TUSB_MEM_ALIGN='__attribute__((aligned(64)))' + +# mcu driver cause following warnings +CFLAGS += -Wno-error=unused-parameter + +# All source paths should be relative to the top level. +LD_FILE = $(MCU_DIR)/gcc/$(MCU)_flash.ld + +SRC_C += \ + src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c \ + $(MCU_DIR)/system_$(MCU).c \ + $(MCU_DIR)/drivers/fsl_clock.c \ + $(MCU_DIR)/drivers/fsl_power.c \ + $(MCU_DIR)/drivers/fsl_reset.c \ + $(SDK_DIR)/drivers/lpc_gpio/fsl_gpio.c \ + $(SDK_DIR)/drivers/flexcomm/fsl_flexcomm.c \ + $(SDK_DIR)/drivers/flexcomm/fsl_usart.c + +INC += \ + $(TOP)/$(MCU_DIR)/../../CMSIS/Include \ + $(TOP)/$(MCU_DIR) \ + $(TOP)/$(MCU_DIR)/drivers \ + $(TOP)/$(SDK_DIR)/drivers/common \ + $(TOP)/$(SDK_DIR)/drivers/flexcomm \ + $(TOP)/$(SDK_DIR)/drivers/lpc_iocon \ + $(TOP)/$(SDK_DIR)/drivers/lpc_gpio + +SRC_S += $(MCU_DIR)/gcc/startup_$(MCU).S + +LIBS += $(TOP)/$(MCU_DIR)/gcc/libpower.a + +# For freeRTOS port source +FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0 diff --git a/hw/bsp/lpcxpresso51u68/board.mk b/hw/bsp/lpcxpresso51u68/board.mk deleted file mode 100644 index b1a126c51..000000000 --- a/hw/bsp/lpcxpresso51u68/board.mk +++ /dev/null @@ -1,52 +0,0 @@ -SDK_DIR = hw/mcu/nxp/mcux-sdk -DEPS_SUBMODULES += $(SDK_DIR) - -CFLAGS += \ - -flto \ - -mthumb \ - -mabi=aapcs \ - -mcpu=cortex-m0plus \ - -DCPU_LPC51U68JBD64 \ - -DCFG_TUSB_MCU=OPT_MCU_LPC51UXX \ - -DCFG_TUSB_MEM_SECTION='__attribute__((section(".data")))' \ - -DCFG_TUSB_MEM_ALIGN='__attribute__((aligned(64)))' - -# mcu driver cause following warnings -CFLAGS += -Wno-error=unused-parameter - -MCU_DIR = $(SDK_DIR)/devices/LPC51U68 - -# All source paths should be relative to the top level. -LD_FILE = $(MCU_DIR)/gcc/LPC51U68_flash.ld - -SRC_C += \ - src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c \ - $(MCU_DIR)/system_LPC51U68.c \ - $(MCU_DIR)/drivers/fsl_clock.c \ - $(MCU_DIR)/drivers/fsl_power.c \ - $(MCU_DIR)/drivers/fsl_reset.c \ - $(SDK_DIR)/drivers/lpc_gpio/fsl_gpio.c \ - $(SDK_DIR)/drivers/flexcomm/fsl_flexcomm.c \ - $(SDK_DIR)/drivers/flexcomm/fsl_usart.c - -INC += \ - $(TOP)/$(MCU_DIR)/../../CMSIS/Include \ - $(TOP)/$(MCU_DIR) \ - $(TOP)/$(MCU_DIR)/drivers \ - $(TOP)/$(SDK_DIR)/drivers/common \ - $(TOP)/$(SDK_DIR)/drivers/flexcomm \ - $(TOP)/$(SDK_DIR)/drivers/lpc_iocon \ - $(TOP)/$(SDK_DIR)/drivers/lpc_gpio - -SRC_S += $(MCU_DIR)/gcc/startup_LPC51U68.S - -LIBS += $(TOP)/$(MCU_DIR)/gcc/libpower.a - -# For freeRTOS port source -FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM0 - -JLINK_DEVICE = LPC51U68 -PYOCD_TARGET = LPC51U68 - -# flash using pyocd (51u68 is not supported yet) -flash: flash-pyocd diff --git a/hw/bsp/lpcxpresso51u68/lpcxpresso51u68.c b/hw/bsp/lpcxpresso51u68/lpcxpresso51u68.c deleted file mode 100644 index c94b0d6d8..000000000 --- a/hw/bsp/lpcxpresso51u68/lpcxpresso51u68.c +++ /dev/null @@ -1,179 +0,0 @@ -/* - * The MIT License (MIT) - * - * Copyright (c) 2018, hathach (tinyusb.org) - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - * This file is part of the TinyUSB stack. - */ - -#include "../board.h" -#include "fsl_device_registers.h" -#include "fsl_gpio.h" -#include "fsl_power.h" -#include "fsl_iocon.h" - -//--------------------------------------------------------------------+ -// Forward USB interrupt events to TinyUSB IRQ Handler -//--------------------------------------------------------------------+ -void USB0_IRQHandler(void) -{ - tud_int_handler(0); -} - -//--------------------------------------------------------------------+ -// MACRO TYPEDEF CONSTANT ENUM -//--------------------------------------------------------------------+ -#define LED_PORT 0 -#define LED_PIN 29 -#define LED_STATE_ON 0 - -// WAKE button -#define BUTTON_PORT 0 -#define BUTTON_PIN 24 - -// IOCON pin mux -#define IOCON_PIO_DIGITAL_EN 0x80u /*!< Enables digital function */ -#define IOCON_PIO_FUNC1 0x01u /*!< Selects pin function 1 */ -#define IOCON_PIO_FUNC7 0x07u /*!< Selects pin function 7 */ -#define IOCON_PIO_INPFILT_OFF 0x0100u /*!< Input filter disabled */ -#define IOCON_PIO_INV_DI 0x00u /*!< Input function is not inverted */ -#define IOCON_PIO_MODE_INACT 0x00u /*!< No addition pin function */ -#define IOCON_PIO_OPENDRAIN_DI 0x00u /*!< Open drain is disabled */ -#define IOCON_PIO_SLEW_STANDARD 0x00u /*!< Standard mode, output slew rate control is enabled */ - -/**************************************************************** -name: BOARD_BootClockFROHF96M -outputs: -- {id: SYSTICK_clock.outFreq, value: 96 MHz} -- {id: System_clock.outFreq, value: 96 MHz} -settings: -- {id: SYSCON.MAINCLKSELA.sel, value: SYSCON.fro_hf} -sources: -- {id: SYSCON.fro_hf.outFreq, value: 96 MHz} -******************************************************************/ -void BootClockFROHF96M(void) -{ - /*!< Set up the clock sources */ - /*!< Set up FRO */ - POWER_DisablePD(kPDRUNCFG_PD_FRO_EN); /*!< Ensure FRO is on */ - CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); /*!< Switch to FRO 12MHz first to ensure we can change voltage without - accidentally being below the voltage for current speed */ - POWER_SetVoltageForFreq(96000000U); /*!< Set voltage for the one of the fastest clock outputs: System clock output */ - CLOCK_SetFLASHAccessCyclesForFreq(96000000U); /*!< Set FLASH wait states for core */ - - CLOCK_SetupFROClocking(96000000U); /*!< Set up high frequency FRO output to selected frequency */ - - /*!< Set up dividers */ - CLOCK_SetClkDiv(kCLOCK_DivAhbClk, 1U, false); /*!< Set AHBCLKDIV divider to value 1 */ - CLOCK_SetClkDiv(kCLOCK_DivSystickClk, 0U, true); /*!< Reset SYSTICKCLKDIV divider counter and halt it */ - CLOCK_SetClkDiv(kCLOCK_DivSystickClk, 1U, false); /*!< Set SYSTICKCLKDIV divider to value 1 */ - - /*!< Set up clock selectors - Attach clocks to the peripheries */ - CLOCK_AttachClk(kFRO_HF_to_MAIN_CLK); /*!< Switch MAIN_CLK to FRO_HF */ - /*!< Set SystemCoreClock variable. */ - SystemCoreClock = 96000000U; -} - -void board_init(void) -{ - // Enable IOCON clock - CLOCK_EnableClock(kCLOCK_Iocon); - - // Enable GPIO0 clock - CLOCK_EnableClock(kCLOCK_Gpio0); - - // Init 96 MHz clock - BootClockFROHF96M(); - -#if CFG_TUSB_OS == OPT_OS_NONE - // 1ms tick timer - SysTick_Config(SystemCoreClock / 1000); -#elif CFG_TUSB_OS == OPT_OS_FREERTOS - // If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher ) - NVIC_SetPriority(USB0_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY ); -#endif - - GPIO_PortInit(GPIO, LED_PORT); - GPIO_PortInit(GPIO, BUTTON_PORT); - - // LED - gpio_pin_config_t const led_config = { kGPIO_DigitalOutput, 0}; - GPIO_PinInit(GPIO, LED_PORT, LED_PIN, &led_config); - board_led_write(true); - - // Button - gpio_pin_config_t const button_config = { kGPIO_DigitalInput, 0}; - GPIO_PinInit(GPIO, BUTTON_PORT, BUTTON_PIN, &button_config); - - // USB - const uint32_t port1_pin6_config = ( - IOCON_PIO_FUNC7 | /* Pin is configured as USB0_VBUS */ - IOCON_PIO_MODE_INACT | /* No addition pin function */ - IOCON_PIO_INV_DI | /* Input function is not inverted */ - IOCON_PIO_DIGITAL_EN | /* Enables digital function */ - IOCON_PIO_INPFILT_OFF | /* Input filter disabled */ - IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */ - ); - IOCON_PinMuxSet(IOCON, 1, 6, port1_pin6_config); /* PORT1 PIN6 (coords: 26) is configured as USB0_VBUS */ - - POWER_DisablePD(kPDRUNCFG_PD_USB0_PHY); /*Turn on USB Phy */ - CLOCK_EnableUsbfs0Clock(kCLOCK_UsbSrcFro, CLOCK_GetFreq(kCLOCK_FroHf)); /* enable USB IP clock */ -} - -//--------------------------------------------------------------------+ -// Board porting API -//--------------------------------------------------------------------+ - -void board_led_write(bool state) -{ - GPIO_PinWrite(GPIO, LED_PORT, LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON)); -} - -uint32_t board_button_read(void) -{ - // active low - return 1-GPIO_PinRead(GPIO, BUTTON_PORT, BUTTON_PIN); -} - -int board_uart_read(uint8_t* buf, int len) -{ - (void) buf; (void) len; - return 0; -} - -int board_uart_write(void const * buf, int len) -{ - (void) buf; (void) len; - return 0; -} - -#if CFG_TUSB_OS == OPT_OS_NONE -volatile uint32_t system_ticks = 0; -void SysTick_Handler(void) -{ - system_ticks++; -} - -uint32_t board_millis(void) -{ - return system_ticks; -} -#endif -- cgit v1.3.1