[Trent M. Wyatt]’s CPUVolt library provides a fast way to measure voltage using no external components, and no I/O pin. It only applies to certain microcontrollers, but he provides example Arduino ...

An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

Here is a useful circuit for Arduino lovers and experimenters. It is a simple digital voltmeter, which can safely measure input dc voltages in 0 to 30V range. The Arduino board can be powered from a ...

August 23, 2016 Add as a preferred source on Google Add as a preferred source on Google In this project, we create a joystick-controlled laser by connecting two servos to a joystick and using this ...