dos，有图形界面，串口收发程序，C语言源码，收到的数据会保存至文件。TURBOC2下实现，可能会有部分较新的机器无法正常显示，turboc2的显卡驱动太老。-dos, graphics interface, serial transceivers program, the C language source code, the received data is saved to a file. TURBOC2 to achieve, and may be part of the new mac