Эксперимент c Printf через UART

Core/Src/main.c

@@ -18,10 +18,12 @@
 /* USER CODE END Header */
 /* Includes ------------------------------------------------------------------*/
 #include "main.h"
+#include "usart.h"
+#include "gpio.h"
 
 /* Private includes ----------------------------------------------------------*/
 /* USER CODE BEGIN Includes */
-
+#include "stdio.h"
 /* USER CODE END Includes */
 
 /* Private typedef -----------------------------------------------------------*/
@@ -53,7 +55,13 @@ void SystemClock_Config(void);
 
 /* Private user code ---------------------------------------------------------*/
 /* USER CODE BEGIN 0 */
+HAL_StatusTypeDef fputcAnswer;
 
+int fputc(int ch, FILE *f)
+{
+	fputcAnswer = HAL_UART_Transmit(&huart2, (uint8_t*)&ch, 1, 0xFFFF);
+	return ch;
+}
 /* USER CODE END 0 */
 
 /**
@@ -83,16 +91,20 @@ int main(void)
   /* USER CODE END SysInit */
 
   /* Initialize all configured peripherals */
+  MX_GPIO_Init();
+  MX_USART2_UART_Init();
   /* USER CODE BEGIN 2 */
-
+	uint8_t counter = 0;
+	
   /* USER CODE END 2 */
 
   /* Infinite loop */
   /* USER CODE BEGIN WHILE */
   while (1)
   {
+		printf("%c", counter++);
     /* USER CODE END WHILE */
-
+		
     /* USER CODE BEGIN 3 */
   }
   /* USER CODE END 3 */