【主线待合】增加错误处理逻辑

bspMCU/bsp_uart.c

@@ -159,4 +159,23 @@ void UART_RX_IRQHandler(TComCtrl *_ptComCtrl)
 #endif
 }
 
+void UART_RX_ERRORHandler(TComCtrl *_ptComCtrl)
+{
+	TUartUserData *ptUartUserData = (TUartUserData *)_ptComCtrl->m_pUserData;
+	if (NULL == ptUartUserData) return;
+	/* 先读 RDR，清除残留 RXNE */
+	volatile uint32_t dummy = ptUartUserData->m_uart->Instance->RDR;
+	(void)dummy;
+
+	/* 清除 ORE 等错误标志 */
+	ptUartUserData->m_uart->Instance->ICR = USART_ICR_ORECF | USART_ICR_FECF | USART_ICR_PECF  | USART_ICR_NECF;
+
+	/* HAL 发生 ORE 时内部会锁住 huart，必须解锁后
+	   才能重新启动 Receive_IT */
+	__HAL_UNLOCK(ptUartUserData->m_uart);
+
+	/* 重新启动中断接收 */
+	HAL_UART_Receive_IT(ptUartUserData->m_uart, &ptUartUserData->m_temp, 1);
+}
+
 #endif

bspMCU/include/bsp_uart.h

@@ -37,6 +37,7 @@ extern TUartUserData *UART_userdata_init(int _iID, int32_t _uiBaudRate, uint32_t
 extern void UART_IT_init(TComCtrl *_ptComCtrl);
 extern void UART_DMA_RX_IRQHandler(TComCtrl *_ptComCtrl);
 extern void UART_RX_IRQHandler(TComCtrl *_ptComCtrl);
+extern void UART_RX_ERRORHandler(TComCtrl *_ptComCtrl);
 #endif
 
 #endif /* end of include guard: BSP_UART_H */

project

@@ -1 +1 @@
-Subproject commit 86e867c5d8efd261ce78e0ee480771e8b6e8a7f7
+Subproject commit bb250aa22b82811f6f752bb266d19092e6a78b61