ON 20030324@12:51:22 PM at page:
http://www.sxlist.com/techref/scenix/lib/io/ports.htm
JMN-EFP-786 James Newton See also:
http://www.lastditcheffort.org/~adam/projects/keyboard/keyboard.html
Apple Chording Keyboard "Another plastic fruit-based peripheral. " built around an 18-pin SX microcontroller but the source code has apparently been lost.