cubemx5.3生成F407的uart代码无法进中断

雨情

可以发送，但是接收数据不进中断。请教大神怎么回事


//初始化
static void MX_USART1_UART_Init(void)
{


    /* USER CODE BEGIN USART1_Init 0 */


    /* USER CODE END USART1_Init 0 */


    /* USER CODE BEGIN USART1_Init 1 */


    /* USER CODE END USART1_Init 1 */
    huart1.Instance = USART1;
    huart1.Init.BaudRate = 115200;
    huart1.Init.WordLength = UART_WORDLENGTH_8B;
    huart1.Init.StopBits = UART_STOPBITS_1;
    huart1.Init.Parity = UART_PARITY_NONE;
    huart1.Init.Mode = UART_MODE_TX_RX;
    huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
    huart1.Init.OverSampling = UART_OVERSAMPLING_16;
    if (HAL_MultiProcessor_Init(&huart1, 0, UART_WAKEUPMETHOD_IDLELINE) != HAL_OK)
    {
        Error_Handler();
    }
    /* USER CODE BEGIN USART1_Init 2 */


    /* USER CODE END USART1_Init 2 */
}
//回调
void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
{


USB_send(&uartdata_one, 1);
    //>11520 not ok
    if (huart->Instance == USART1)
    {
        while (HAL_UART_Receive_IT(&huart1, (uint8_t *)&uartdata_one, 1) != HAL_OK)
        {
            huart->RxState = HAL_UART_STATE_READY;
            __HAL_UNLOCK(&huart1);
        }
    }
    USB_send(&uartdata_one, 1);
}


//msp文件
if(huart->Instance==USART1)
  {
  /* USER CODE BEGIN USART1_MspInit 0 */


  /* USER CODE END USART1_MspInit 0 */
    /* Peripheral clock enable */
    __HAL_RCC_USART1_CLK_ENABLE();

    __HAL_RCC_GPIOA_CLK_ENABLE();
    /**USART1 GPIO Configuration   
    PA9     ------> USART1_TX
    PA10     ------> USART1_RX
    */
    GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);


    /* USART1 interrupt Init */
    HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(USART1_IRQn);
  /* USER CODE BEGIN USART1_MspInit 1 */


  /* USER CODE END USART1_MspInit 1 */
  }

会发光的工程师

改变了一下思路。在中断回调里加了个点灯。灯亮了。说明进入中断了。
可能是CDC串口回发存在异常