wince系统下的MFC工具下编写的一个串口程序，可以测试多个串口，在串口之间可以发送和接收数据-MFC tool wince system prepared under a serial program, can test multiple serial ports, the serial port can send and receive data between

这个实例是基于对话框的MFC应用程序中应用MSComm控件编程实现COM1和COM2的串口控制。-This example is a dialog-based MFC application of application programming MSComm control serial control COM1 and COM2.