Quantity   Component name
1 × Kinesis Advantage Classic The keyboard
1 × PIC18F4550 (may be replaced with a Teensy++ 2.0 or Teensy 3.5/3.6, or similar) Microprocessors, Microcontrollers, DSPs / Microcontrollers (MCUs)
1 × PS/2 TrackPoint module Harvested from an old IBM ThinkPad keyboard