Now it's easy to make digital voltmeter using 8051 micro-controller and adc- 0804.
Here atmega16 measuring the current and voltage by inbuilt comparator previous post described how to read adc value click here two adc.
Voltmeter using 8051 microcontroller automatic railway gate control 8051 microcontroller use adminoctober – 4 – 20127 commentsvoltmeter using 8051.
A simple 0-5v voltmeter using 8051 is shown in this article 0-5 digital voltmeter using 8051 about the of the adc is interfaced to p10 of the microcontroller.
This is a simple digital voltmeter circuit diagram using 8051 microcontroller we can also call it as analog to digital converter it's range is 0v to 5v.