简图易懂的串口通讯的上位机软件，基于MFC对话框的，-The simple plan to understand the serial interface communication PC software，Based on MFC dialog box ，

用MFC编写的rs232串口通讯上位机软件，可以通过串口向上位机发送数据，上位机可以实时显示接收到的数据-Prepared using MFC good RS232serial communication PC software, through the serial port to send data to PC, PC can display real-time data received

VC 6.0平台上编写的语音时时对讲软件，上传的附件为源码，可根据自己需求修改，视频通讯的稍后给出-Written on VC 6.0 platform real-time voice intercom software, attachment upload the source code can be modified according to their needs, given later video communications