fix some uart

@@ -123,11 +123,25 @@ void TIM1_BRK_UP_TRG_COM_IRQHandler(void)
 void USART2_IRQHandler(void)
 {
   /* USER CODE BEGIN USART2_IRQn 0 */
-
+  uint16_t timeout = 0;
   /* USER CODE END USART2_IRQn 0 */
   HAL_UART_IRQHandler(&huart2);
   /* USER CODE BEGIN USART2_IRQn 1 */
+  timeout = 0;
+  while (HAL_UART_GetState(&huart2) != HAL_UART_STATE_READY)
+  {
+    timeout++;
+    if (timeout > HAL_MAX_DELAY)
+      break;
+  }
 
+  timeout=0;
+  while (HAL_UART_Receive_IT(&huart2, (uint8_t*)aRxBuffer, RXBUFFERSIZE) != HAL_OK)
+  {
+    timeout++;
+    if (timeout > HAL_MAX_DELAY)
+      break;
+  }
   /* USER CODE END USART2_IRQn 1 */
 }