Posted in Arduino Hacks Tagged 16x2 LCD, arduino, arduino pro micro, Cherry MX blue, macro keyboard, rotary encoder Custom Reddit Keyboard Only Needs One Hand March 17, 2020 by Tom Nardi 12 Comments ...

There’s also an Arduino Pro Micro for the keyboard matrix, which is really two 4×6 matrices — one for each half. There’s a 6cm fan to keep things cool, and one panel is devoted to a grille ...