VC++ 串口通信，MFC，接收数据进行显示和画图-VC++ serial communication and MFC, receive data display and drawing

基于vc的串口通信编程，简单好用，可自添加相应的画图功能，制作上位机等-Vc-based serial communication programming, simple and easy to use, can be customized to add the drawing functions