It’s hard to imagine an easier way to set up communications between an Android device and an Arduino using Bluetooth than by following this guide. In the center of the breadboard you can see the cheap ...

There are so many nice hacks in [Joekutz]’s retro LED display project that it’s hard to know where to start. There’s his DIY LED display controlled by an Arduino UNO. To have some text or picture for ...

On today’s edition of “really, really cool but ultimately not that useful” is a hack by Evan Kale to turn a PlayStation 2 controller into a wireless gamepad. First, let’s talk about the “really, ...