This program was designed as a utility tool to allow the user to send and recieve data from a serial com port while monitory the byte data. If a loopback ciruit is made on the com port(jumper send to recieve DB9 pins 2 & 3) a developer can also monit

一个简单通信程序，在两台PC上同时运行，要求在一台PC上输入字符，按确认键 后能在另一台PC上显示 -A simple communication program, on the two PC running at the same time, ask to input characters on a PC, press the confirmation key After can show on another PC