一个单片机C51串口接收（中断）和发送例程，可以用来测试51单片机的中断接收 -C51 microcontroller serial port to receive a (break) and send routine can be used to interrupt the microcontroller 51 receives the test

两片51单片机，通过串口中断通信，发送程序，接收程序-2 51, interruption of communications through the serial port, sending program, to receive program