That’s stupid! Why use a bunch of parts when you can use an Arduino? However, we rarely see those two comments on the same post. Until now. [ZHut] managed to bring these two worlds together by ...

A library-free implementation of "Elegoo The Most Complete Starter Kit"'s timer creation guide. The original guide can be downloaded here. The timer tutorial is in English/Part 3 Multi-module ...

Over on YouTube [Andrew Neal] has a Function Generator Build for Beginners. As beginner videos go this one is fairly comprehensive. [Andrew] shows us how to build a square-wave generator on a ...

// This sketch is for Arduino versions 1.0 and later // If you're using an Arduino version older than 1.0, use // the other example code available on the tutorial page.

Motion sensor circuits are there on the Internet for quite a while now. These circuits are mainly used to drive AC load (like lights, fans) in home automation or IoT projects. It is also very common ...

The 555 timer IC has been around now for quite some time and the list of potential uses for this device appears to be endless. This article contains a few examples of circuits that you might ...