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 ...

If you want to add a keypad to your Arduino project, the options are pretty limited. There’s that red and blue 4×4 membrane we’ve all seen in password-protected door lock projects, and the phone ...

[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 ...

A new DIY biometric Arduino project has been published to the Arduino blog, Instructables and Thingiverse website this month providing full instructions on how to create your very own biometric ...

If you enjoy watching TV but are fed up listening to certain celebrity names or phrases being overused, a new Arduino device called the Enough Already, developed by Matt Richardson, might be able to ...

Arduino-fanciers Oomlout have put together a neat control box for the popular prototyping board, complete with five potentiometers and three switches. There's also a software app that can monitor the ...