A keypad is one of the most commonly used input devices in microprocessor applications. In a standard keypad wired as an X-Y switch matrix, normally-open switches connect a row to a column when ...

[Andrea] just sent us this great student hack he made for his room. He’s constructed an Arduino keypad door lock — without using any proper fastening hardware! The entire build is made out of scrap ...

Adam Podstawczynski has created an innovative Arduino-powered project that emulates a Commodore 64 keyboard on a modern PC. This project allows keystrokes to be translated into character inputs on a ...

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Engineering student Federico Terzi has created a new input device aptly named the Gesture Keyboard which, as the name suggests, converts gestures into keystrokes thanks to a little Arduino programming ...

We’ve featured loads of IR Arduino projects and they are all exciting and unique. The projects spring from a specific need or problem where a custom infrared remote control is the solution. [Rick’s] ...

Over the last decade, the open-source movement has not only transformed the world of software, but also catalyzed a sweeping revolution in hardware tinkering. At the heart of this shift lies a ...