3_STM32cubeIDE_函數跳轉,快速註解和代碼提示,USART(通用同步異步收發機)

1_函數跳轉

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按住鍵盤ctrl鍵不放，而後用鼠標單擊函數名，這樣就能跳轉到函數體當中。(結構體，枚舉，數組等一樣適用)

2_快速註解和代碼提示

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快速註解
快捷鍵ctrl+/

代碼提示
快捷鍵Alt+/

3_USART(通用同步異步收發機)

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3.1_發送串口

int main(void) {
  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */
  

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_USART1_UART_Init();
  /* USER CODE BEGIN 2 */
  uint8_t send[]="莫狄掘金\n";
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
	   HAL_UART_Transmit(&huart1,send,sizeof(send),100);  //第三個參數:本次要發送的字符數量;第四個參數單位是ms
	   HAL_Delay(1000);
  }
  /* USER CODE END 3 */
}
複製代碼