If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The ...

From custom joysticks to full arcade cabinets, Arduino is giving gamers the power to build their own retro-inspired setups. Whether you want a handheld console, a PC game controller, or a tabletop ...

A standard telephone keypad, with four rows of three keys each. The top row consists of 1, 2, and 3, with keys continuing down in order until the last row, which is usually *, 0, and #. Such a keypad ...