利用单片51机设计简单实用的万用表，利用单片51机设计简单实用的万用表。-Monolithic 51 machine design is simple and practical multimeter.

AT89C51单片机，三位LED数码管，测量电压值0~5V,保留两位小数，汇编语言编程。-AT89C51 microcontroller, three LED digital tube, measure the voltage 0 ~ 5V, two decimal places, assembly language programming.

基于Labview的数字电压表的设计,可用-ji yu LABview de shuzi dianya biao de she ji