pinout (распиновка)

Macintosh Mouse connector

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Available on Macintosh Mac Plus and earlier.

9 pin D-SUB FEMALE connector  at the computer

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

9 pin D-SUB MALE connector  at the mouse cable

Note: Direction is Computer relative Mouse.

Источник: Apple Tech Info Library, Article ID: TECHINFO-0001424