Solved some minor errors.

f1/usart/src/usart3.c

@@ -191,7 +191,7 @@ void usart3_init(TComm *comm_dev,UART_InitTypeDef *conf,TUART_IRQ_Priorities *pr
 
   UART_ENABLE_CLK;
 
-  Uart3Handle.Instance          = UART3;
+  Uart3Handle.Instance          = UART;
   usart3_config(comm_dev,conf);
 
   if(comm_dev->use_dma)
@@ -255,7 +255,7 @@ void usart3_config(TComm *comm_dev,UART_InitTypeDef *conf)
   Uart3Handle.Init.StopBits     = conf->StopBits;
   Uart3Handle.Init.Parity       = conf->Parity;
   Uart3Handle.Init.Mode         = conf->Mode;
-  Uart3Handle.Init.HwFlowCtrl   = conf->HwFlowCtl;
+  Uart3Handle.Init.HwFlowCtl    = conf->HwFlowCtl;
   Uart3Handle.Init.OverSampling = conf->OverSampling;
   HAL_UART_Init(&Uart3Handle);
 }