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Neale Pickett edited this page Jan 18, 2021 · 12 revisions

Wiring

You can of course change this to whatever you want by modifying the constants at the beginning of the program. These are the default values:

Arduino Micro

  • Pin 9: keyboard mode
  • Pin 10: straight key
  • Pin 11: dit
  • Pin 12: dah

Seeeduino Xiao

This doesn't have as many digital inputs, so I had to move them

  • Pin 0: straight key
  • Pin 1: dah
  • Pin 2: dit
  • Pin 9: keyboard mode

Photos

Plugged into a computer

How I normally use it

Normal mode

You only want a jumper on pin 9 if you're using Firefox.

No jumper on pin 9

Keyboard mode

If you are using Firefox, you need to enable Keyboard mode by connecting pin 9 to ground. They're working on adding MIDI, but it's not there yet as of April 2020.

With pin 9 jumper

With a key and paddle connected:

Key and paddle

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