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 ...

This Arduino BASIC interpreter will make a really fun one-day project if you’ve already got the parts on hand. [Usmar A. Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 ...

Typing comfortably on a Smart Phone is best done using an external keyboard, especially if you spend a lot of time on IRC or use other chat apps. Obviously, the keyboard needs to be portable too.

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 ...

Makers and Arduino enthusiasts that have access to an old typewriter, may be interested in this new project which breathes life into an old analogue typewriter by transforming it into a digital ...