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Macintosh Mouse pinout

connector or cable wiring scheme

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This connector is present on the Macintosh 128K, 512K, 512K enhanced, and Macintosh Plus.

9 pin D-SUB female connector layout

9 pin D-SUB female connector
at the computer



Pin Name Dir Description
1CGND---Chassis ground
2+5V-->+5 VDC
3SGND---Signal ground
4X2<--Horizontal movement line (connected to VIA PB4 line)
5X1<--Horizontal movement line (connected to SCC DCDA-line)
6n/c-Not connected
7SW-<--Mouse button line (connected to VIA PB3)
8Y2<--Vertical movement line (connected to VIA PB5 line)
9Y1<--Vertical movement line (connected to SCC DCDB-line)

Note: Direction is Computer relative Mouse.


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9 pin D-SUB male connector diagram

9 pin D-SUB male connector
at the mouse cable

Pinouts.ru > Input devices (keyboards, mices, joysticks) pinouts >  Pinout of Macintosh Mouse and layout of 9 pin D-SUB female connector and 9 pin D-SUB male connector
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Source(s) of this and additional information: Apple Tech Info Library, Article ID: TECHINFO-0001424 0 reports
Last updated at Sat Jun 25 2005. Submit additions or corrections for this document. Is this document correct or incorrect? What is your opinion?
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