用VC++MFC编写的上位机软件，它可以通过rs232串口接收下位机发送来的数据并实时显示，还可以对波形作频率幅度检测，可以保存和回读波形。-Prepared using VC++MFC software, it can be through the RS232serial port to receive the client to send data and display in real time, but also on the wave frequency amplitude detec

VC++编写的串口读写例子程序,可以显示两导波形-VC++ prepared by the serial read and write example program that can display two waveforms guide