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Path: utzoo!utgpu!water!watmath!watdcsu!psych
From: psych@watdcsu.UUCP
Newsgroups: comp.sys.mac
Subject: Re: Pin-outs for the Mouse
Message-ID: <3796@watdcsu.waterloo.edu>
Date: Thu, 3-Sep-87 09:22:07 EDT
Article-I.D.: watdcsu.3796
Posted: Thu Sep  3 09:22:07 1987
Date-Received: Sat, 5-Sep-87 09:56:21 EDT
References: <7195@steinmetz.steinmetz.UUCP>
Reply-To: psych@watdcsu.waterloo.edu (R.Crispin - Psychology)
Distribution: world
Organization: Psychology Department
Lines: 23
Keywords: Mouse, Connections, Pin-outs

Technote #10 has the complete set of Mac pinouts excluding the ADB stuff.
The following is from that.
Macintosh Mouse Connector (DB-9)
Pin  Name    Description
1    Ground 
2    +5V     See Macintosh Hardware 
3    GND     ground
4    X2      Horiz. movement line (connected to VIA PB4 line)
5    X1      Horiz. movement line (connected to SCC DCDA line)
7    SW      Mouse button line (connected to VIA PB3)
8    Y2      Vert. movement line (connected to VIA PB5 line)
9    Y1      Vert. movement line (connected to SCC DCDB line)
 
Hope this helps.

Richard Crispin
Dept. of Psychology
Univ. of Waterloo
Waterloo, Ont
N2L 3G1
(519)885-1211 ext 2879

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