diff options
| author | XYX12306 <[email protected]> | 2020-06-08 00:02:33 +0800 |
|---|---|---|
| committer | XYX12306 <[email protected]> | 2020-06-08 00:02:33 +0800 |
| commit | a2517e4cb5f8c0ea4237221cde69ccfa2e476e80 (patch) | |
| tree | 35a68a1cdd473f6e8e7914f8754e809ff995bf7d | |
| parent | 29a0dde7142dc4f612ab3a3c83c44f868f934269 (diff) | |
fixed the serious bug caused by the main function calling the key processing function and the system running error
corrected the description of README.md file
| -rw-r--r-- | bsp/stm32/stm32f413-st-nucleo/README.md | 4 | ||||
| -rw-r--r-- | bsp/stm32/stm32f413-st-nucleo/applications/main.c | 30 |
2 files changed, 5 insertions, 29 deletions
diff --git a/bsp/stm32/stm32f413-st-nucleo/README.md b/bsp/stm32/stm32f413-st-nucleo/README.md index c10c01a879..5461ff7ba9 100644 --- a/bsp/stm32/stm32f413-st-nucleo/README.md +++ b/bsp/stm32/stm32f413-st-nucleo/README.md @@ -24,7 +24,7 @@ - MCU：STM32F413ZH，主频 100MHz，1536KB FLASH ，320KB RAM - 常用外设 - - LED：8个，user LED [SB2跳帽需连接](黄色，PB0，LD1；蓝色，PB7，LD2；红色，PB14，LD3), USB communication (LD4), over current (LD5), power LED (黄色，LD6), USB FAULT (LD7), VBUS (LD8)。 + - LED：8个，user LED (JP5跳帽需连接)(黄色，PB0，LD1；蓝色，PB7，LD2；红色，PB14，LD3), USB communication (LD4), over current (LD5), power LED (黄色，LD6), USB FAULT (LD7), VBUS (LD8)。 - 按键：2个，B1（USER，PC13），B2（RESET） - 常用接口：USB 支持 3 种不同接口：虚拟 COM 端口、大容量存储和调试端口等。 - 调试接口，板载 ST-LINK/V2-1 调试器。 @@ -86,7 +86,7 @@ #### 运行结果 -下载程序成功之后，系统会自动运行，在SB2跳帽连接时，当按下用户按键USER KEY时，观察开发板上 LD1、LD2、LD2 的运行效果，三个LED会顺序周期性交替闪烁。 +下载程序成功之后，系统会自动运行，在JP5跳帽连接时，观察开发板上LD1的运行效果，黄色LED会周期性闪烁。 连接开发板对应串口到 PC , 在终端工具里打开相应的串口（115200-8-1-N），复位设备后，可以看到 RT-Thread 的输出信息: diff --git a/bsp/stm32/stm32f413-st-nucleo/applications/main.c b/bsp/stm32/stm32f413-st-nucleo/applications/main.c index 089d629f1a..47f94085cb 100644 --- a/bsp/stm32/stm32f413-st-nucleo/applications/main.c +++ b/bsp/stm32/stm32f413-st-nucleo/applications/main.c @@ -26,36 +26,12 @@ int main(void) int count = 1; /* set LED1 pin mode to output */ rt_pin_mode(LED1_PIN, PIN_MODE_OUTPUT); - /* set LED2 pin mode to output */ - rt_pin_mode(LED2_PIN, PIN_MODE_OUTPUT); - /* set LED3 pin mode to output */ - rt_pin_mode(LED3_PIN, PIN_MODE_OUTPUT); - /* set USER KEY pin mode to input */ - rt_pin_mode(KEY_PIN, PIN_MODE_INPUT_PULLDOWN); while (count++) { - if(rt_pin_read(KEY_PIN)) - { - rt_pin_write(LED1_PIN, PIN_HIGH); - rt_pin_write(LED2_PIN, PIN_LOW); - rt_pin_write(LED3_PIN, PIN_LOW); - rt_thread_mdelay(500); - rt_pin_write(LED1_PIN, PIN_LOW); - rt_pin_write(LED2_PIN, PIN_HIGH); - rt_pin_write(LED3_PIN, PIN_LOW); - rt_thread_mdelay(500); - rt_pin_write(LED1_PIN, PIN_LOW); - rt_pin_write(LED2_PIN, PIN_LOW); - rt_pin_write(LED3_PIN, PIN_HIGH); - rt_thread_mdelay(500); - } - else - { - rt_pin_write(LED1_PIN, PIN_LOW); - rt_pin_write(LED2_PIN, PIN_LOW); - rt_pin_write(LED3_PIN, PIN_LOW); - } + rt_pin_write(LED1_PIN, PIN_HIGH); + rt_thread_mdelay(500); + rt_pin_write(LED1_PIN, PIN_LOW); } return RT_EOK; |