该程序实现RS232的串口通信，可以进行原始的或十六进制发送信号，也可以原始的或十六进制接收信号，还有自动发送功能，最后可以将接收到的数据保存在在文档中。-The Program for RS232 serial communication, can send the original or hexadecimal signals can also be the original or hexadecimal received signal, and automatically sending