Mouse Macintosh 9 pin

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9 PIN D-SUB FEMALE 9 PIN D-SUB FEMALE at the computer

9 PIN D-SUB MALE 9 PIN D-SUB MALE at the mouse cable

Available on Macintosh Mac Plus and earlier (Macintosh 128K, 512K, 512K enhanced).

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


  • Direction is Computer relative Mouse


Category:Input Device Connectors


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