增加WIFI串口输出模式，待测试

zhyinch

2021-04-06 c7bcc24c444c9b9197beb9ce6541f85e6b4f8c5c

 源码/核心板/Src/main.c

@@ -158,8 +158,10 @@
void IdleTask(void)
{
      
         UART_CheckReceive();
      UART_CheckSend();
   UART_CheckReceive();
   UART_CheckSend();
    UART_CheckReceive();
 
   if(heartbeat_timer>1000)
   {
      heartbeat_timer=0;