这个小程序用来对串口读写 Usage: AppName [-p port] [-c com] [-b baudrate] Option: -a ip Host IP to bind -p port TCP port to listen on -c com COM port to connect to -b baudrate Baudrate to use Attention: 1> If the host have no IP address, use localhost 2> default setting is : -a localhost -p 23 -c COM1 -b 38400 它打开一个tcp服务器端, 你可以使用telnet连接它, 然后你的读写就好像是直接对串口进行的一样 ,包中的.exe是用dev c++编译的