Date   : Fri, 20 Jan 1984106:23:00-PST
From   : tp3!bridger@rand-unix
Subject: ?litepens and software

       What experience do list-readers have with light-pens on cp/m
(or other) systems? Recommendations for both hardware and software
would be welcome.  Also, pointers to applications notes for programming
6545 & 6845 controllers to support this device.
--bridger