An Arduino Nano is the heart of the build, paired with a shield that lets it run a number of servo motors. The servos, one per key, are each assembled into a 3D-printed bracket with a cam-driven ...

University of Cambridge theoretical physicist Damien George has built a tiny microcontroller that is more powerful than Arduino and far simpler than the Raspberry Pi. Just funded on Kickstarter ...

Arduino Maker Nano RP2040 “Slightly shorter than a Pico, this board has 30 pre-soldered pins, all helpfully labelled on the silkscreen.