本源程序为串口通信助手的源程序，可以方便改动调试有关计算机和MCU通信的界面。-The source code for the source of the serial communication assistant, you can easily change the debug interface of the computer and the MCU communication.

基于rs232协议的串口通信程序,这是在学校学习时写的代码-Based on rs232 serial port communication program of the agreement, this is the school to write code