STM32 Cube UART 中斷

/* USER CODE BEGIN 0 */
#define BuffSize 255
uint8_t aTxBuffer[BuffSize];
uint8_t aRxBuffer[BuffSize];
uint8_t value='F';
uint16_t len,i,rx_size;
/* USER CODE END 0 */

  /* USER CODE BEGIN 2 */

//開啟中斷

  if(HAL_UART_Receive_IT(&huart1,(uint8_t *)&value,1) != HAL_OK){

        HAL_UART_Transmit(&huart1, (uint8_t *)&"ERROR\r\n",7,10);    

        while(1);

} 

  /* USER CODE END 2 */

  /* USER CODE BEGIN 4*/

//回調部分

void HAL_UART_RxCpltCallback(UART_HandleTypeDef *UartHandle)

{

    HAL_UART_Receive_IT(&huart1,(uint8_t *)&value,1);

aRxBuffer[rx_size]=value;

if(rx_size>=BuffSize){

rx_size=0;

}else{

rx_size++;

}

}

/* USER CODE END 4 */