VB 编写的示波器程序，内含可执行文件和源程序，采用line语句编写，可以实现多种功能。-VB writing oscilloscope program containing executable files and source code, written in line statement, you can achieve a variety of features.

用VB编写的一个上位机虚拟示波器。可以显示波形，通过串口和下位机通讯-A host computer with VB virtual oscilloscope. Can display the waveform through the serial port and lower machine communication