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;