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  1. #include "stm32f4xx.h"
  2. #include "stm32f4xx_gpio.h"
  3. #include "stm32f4xx_rcc.h"
  4. #include "stm32f4xx_usart.h"
  5.  
  6. void wait() {
  7.   volatile int i;
  8.   for(i = 0; i < 200000; ++i);
  9. }
  10.  
  11. void wait_min() {
  12.   volatile int i;
  13.   for(i = 0; i < 10000; ++i);
  14. }
  15.  
  16. int main(int argc, char **argv) {
  17.   RCC_AHB1PeriphClockCmd(
  18.     RCC_AHB1Periph_GPIOD,
  19.     ENABLE
  20.   );
  21.  
  22.   RCC_AHB1PeriphClockCmd(
  23.     RCC_AHB1Periph_GPIOC,
  24.     ENABLE
  25.   );
  26.  
  27.   RCC_APB2PeriphClockCmd(
  28.     RCC_APB2Periph_USART6,
  29.     ENABLE
  30.   );
  31.  
  32.   GPIO_PinAFConfig(GPIOC, GPIO_PinSource6, GPIO_AF_USART6);
  33.  
  34.   GPIO_InitTypeDef led, usartPin;
  35.  
  36.   led.GPIO_Mode = GPIO_Mode_OUT;
  37.   led.GPIO_OType = GPIO_OType_PP;
  38.   led.GPIO_Pin = GPIO_Pin_12;
  39.   led.GPIO_PuPd = GPIO_PuPd_UP;
  40.   led.GPIO_Speed = GPIO_Speed_50MHz;
  41.  
  42.   GPIO_Init(GPIOD, &led);
  43.  
  44.   usartPin.GPIO_OType = GPIO_OType_PP;
  45.   usartPin.GPIO_PuPd = GPIO_PuPd_UP;
  46.   usartPin.GPIO_Mode = GPIO_Mode_AF;
  47.   usartPin.GPIO_Pin = GPIO_Pin_6;
  48.   usartPin.GPIO_Speed = GPIO_High_Speed;
  49.  
  50.   GPIO_Init(GPIOC, &usartPin);
  51.  
  52.   USART_InitTypeDef usart;
  53.  
  54.   USART_StructInit(&usart);
  55.   USART_Init(USART6, &usart);
  56.   USART_Cmd(USART6, ENABLE);
  57.  
  58.   while(1) {
  59.     GPIO_WriteBit(GPIOD, GPIO_Pin_12, Bit_SET);
  60.     USART_SendData(USART6, 'X');
  61.     wait_min();
  62.     GPIO_WriteBit(GPIOD, GPIO_Pin_12, Bit_RESET);
  63.     wait();
  64.   }
  65. }
  66.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.c:1:23: fatal error: stm32f4xx.h: No such file or directory
 #include "stm32f4xx.h"
                       ^
compilation terminated.
stdout
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Standard output is empty
https://ideone.com/tUfssc
language:
C (gcc 8.3)
created:
5 years ago
visibility:
public

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