该程序是串口通信界面的设计，主要用查询单片机电流电压值并能在界面显示出来，并且能将数据加载至单片机中。-The program is the design of serial communication interface, the main query and single-chip current and voltage values displayed in the interface, and is capable of loading data to the MCU.

使用adc0809进行电压采集，vb虚拟串口通信-vb

80c51单片机串口与上位机通信，传输为电压信号，附有说明-Serial Communication between PC and

该源代码主要功能是实现ADC转换器采样值通过串口通信在上位机界面上显示出电压测量值，同时对AD模块通道号自由选择采样和通道循环自动采样电压值。-The main function of the source code ADC converter sampling shows the voltage measurement value through the serial communication interface of the host computer, and the freedom o