A Voltmeter is a voltage measuring device that is used to measure the voltage on certain points in an electrical circuit. Voltage is the potential difference that is created between two points in an ...

Author this is Igor (Igor2000xp) https://github.com/igor2000xp/Arduino-The-Secret-Voltmeter This sketch is designed to use Arduino as a 4-channel voltmeter. The level ...

This project measures the input voltage using an Arduino Uno and displays it on a 16x2 I2C LCD screen. It uses a simple voltage divider circuit to safely read voltages up to 12V. The Arduino reads an ...

The presented solution for measuring voltage of Zener diodes using Arduino is completely new and original. The circuit uses LM317 as a constant current source and the whole measurement process is ...