“For projects with just a few LEDs, a small display or a buzzer, power is usually not a big issue and can easily be supplied by the Arduino pins itself or through a battery or small USB power supply. But …

“An animated e-paper display badge for Hacksters. E-paper displays are fantastic for visual art but not fast enough for video or animation. Yet, I wanted to animate something in black and white canvas in slow motion. So, I made this …

“In this tutorial I will show you how I built an Arduino based 3D wire bending machine. This is actually a typical mechatronic system because it involves mechanical, electrical and computer engineering. So therefore I believe many engineering students or …

“I designed the Overkill Control Box to meet a specific need, to be able to control a spaceship in a video game with the ability to move forward, back, left and right, up, and down, plus a whole lot of …

“This is a very easy and low cost route to a digital photo frame – with the advantage of adding /removing photos over WiFi via ‘click and drag’ using a (free) file transfer program. It can be powered by the tiny …

“Dub Siren! Man – I didn’t even know that these existed until a DJ friend asked me to make him one. I had to do some digging (a lot of digging actually – there isn’t much on the net surprisingly …

“Conway’s Game of Life is a cellular automaton based zero player game. It can be used to create some brilliant lighting effects. Background A few weeks ago I showed a project I had created to monitor the temperature in …

“Check out this distance sensing Halloween prop designed to spook the willies out of trick-or-treaters. As we approach the end of October, the spooky Halloween energy is starting to find its way into my world. I’m not much of …

“I wanted to share a small project that I think you will like. It is a small, durable internet enabled temperature and humidity internet logger with display. This logs to emoncms.org and optionally, either locally to a Raspberry PI …

“Arduino Piano Keyboard interfacing with LCD has 2 mode. The Manual Mode & The presets mode. I used 7 Pushbutton for a simple 7 keys piano and 1 button for Setup Mode to switch to 7 presets songs. . Preset mode songs …