One-Key Board

The world's smallest mechanical keyboard

Powered by Adafruit, Circuitpython, and Morse code

Build list

• 1x Adafruit NeoKey Trinkey running Circuitpython

• 1x Cherry MX compatible switch of your preference

• 1x Cherry MX compatible keycap of your preference

Usage

Short press on the key for a dot, long press (>300ms) for a dash. After 1-3 dots and/or dashes, tap the capacative touch input to send the character. Tap the capacitive touch input by itself to send a space.