Example code for PS/2-to-Quadrature-mouse project.

See http://www.danceswithferrets.org/geekblog/ for full writeup.

This code and blog write-up are RUMWARE. That is: if you find it useful, please send a bottle of spiced dark rum to the author. He tends to write more when he's a tiny bit drunk.

Kris Adcock, 3rd Feb 2017,