使用TC3.0开发的串口通讯程序，在一台电脑上模拟。（本机发到串口，本机再从串口读入）-TC3.0 development of the use of serial communication program, in a computer simulation. (This machine made to the serial port, the company was again read from the serial port)

TC3.0环境下串口通信，简单的通信协议-TC3.0 environment, serial communication, a simple communication protocol