一个非常好的Pcomm控件及例。通过试例，可以基本掌握本控件的用法。希望你需要它。-A very good control and Example PComm. Through test cases, you can grasp the basic usage of the controls. I hope you need it.

使用Cbuilder6编写的界面，可以跟串口进行通信，并将信息显示出来-Prepared using Cbuilder6 interface, you can communicate with the serial port, and the information is displayed