Morse Trainer on Cardputer

Something small I crafted for long car rides: a Morse code trainer on a pocket ESP32-S3 device. This demo uses the real firmware, rebuilt to run in your browser. · -· ·--- --- -·-- !

Best on desktop — this demo is keyboard-driven.
Move ↑ / ↓ Select Enter Back Esc Dot = tap a letter Dash = hold a letter Undo ⌫

Click the screen once to focus, then play.

Alphabet mode: read the Morse and press the matching letter. Morse mode and the bug game: tap out the code yourself.