用MFC的MSComm控件编写串口通信助手，含教程，代码-MSComm control with the MFC write serial communication aides, including tutorials, code

是一个关于串口通信的详细教程，可以接收从PC端发送过来的数据并且实施显示(It's a detailed tutorial about serial communication. It can receive data sent from PC terminal and display it.)