车旁边晚上调完，有bug，私有协议后，MODBUS不好使

zhyinch

2019-12-06 0c46921c8623a22a8f39b12db95165c0791087b5

 源码/核心板/Src/OnChipDevices/Usart.c

@@ -240,7 +240,7 @@
      else if(cmd_mode==2)
      {
         //modbus鍗忚
      //   delay_ms(10);//绛夊緟鏁版嵁鎺ユ敹瀹屾垚
         delay_ms(10);//绛夊緟鏁版嵁鎺ユ敹瀹屾垚
         DMACnt = EUART_RX_BUF_SIZE - (EUART_RX_DMA_CH->CNDTR);   
      if((overrun_flag==0&&DMACnt>DMA_rxtemp2)||(overrun_flag==1&&DMACnt<DMA_rxtemp&&DMACnt>DMA_rxtemp2))         
      {   while(m_EUART_DMA_RXPtr != DMACnt && MaxDataLen > 0)