Lisp Machine keyboard using more modern USB MCU.

USB interface for Lisp Machine keyboards.

 

Needs only a ATmega32u4 and cable connector (RJ12 or IDC34). Readily available boards have all the remaining components. Any of these should work.

  • Arduino Micro
  • Sparkfun Pro Micro
  • Adafruit breakout board
  • Teensy 2.0