Inside the case is an Arduino and breadboard with three through-hole momentary buttons. These are wired up to the Arduino inputs and a sketch emulates keystrokes when connected to a computer.

Posted in Arduino Hacks Tagged arduino, capacitive keyboard, capacitive sensing, processing ← UNIX Version 0, Running On A PDP-7, In 2019 Tangible Programming Brings Code Into The Real World → ...

To make that actually work, Robofun paired an Arduino board with some capacitive controllers for the base, and connected that to a Raspberry Pi that linked the keyboard to the TV.

The Bolt Industries Pico 87 is a fully customizable and programmable DIY mechanical keyboard kit that can be coded using the Arduino IDE.

DIY-er Penk Chen creates his own version of an ultra-portable handheld PC with a mechanical keyboard. Take a quick look at Penkesu.

With the Arduino Leonardo, everyone's favorite hackable microcontroller turned a new page. Now it's time to bring that simplified design and slightly expanded feature set to the rest of the family ...

DIY handheld PC uses mechanical keyboard, Game Boy pieces, Raspberry Pi Small number of electronic parts and a healthy amount of 3D printing.