这是一个用delphi7.0 编写的P串口通讯程序，在实际工作中很好用。,This is a serial communication with delphi7.0.It is good use in pricate work.

可虛擬兩個RS-232或者是多個RS-232互傳資訊，此源码維Delphi所編寫。-Can be a virtual two RS-232 or RS-232 over pass each other information, this source code written by Victoria Delphi.