Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.1 6/24/83; site utcs.UUCP
Path: utzoo!utcs!tj
From: tj@utcs.UUCP (tj)
Newsgroups: net.micro.pc
Subject: Light Pen info wanted
Message-ID: <539@utcs.UUCP>
Date: Tue, 19-Mar-85 10:07:01 EST
Article-I.D.: utcs.539
Posted: Tue Mar 19 10:07:01 1985
Date-Received: Tue, 19-Mar-85 10:31:47 EST
Reply-To: tj@utcs.UUCP (tj)
Organization: University of Toronto - General Purpose UNIX
Lines: 6


I have been experimenting without much success with the light pen input
on the color graphics adapter. I built a pen with no info at all and it 
didn't work at all, it failed the diagnostics. Any info and or schematic
or ??? would be useful.
thanks