ADB Apple Desktop Bus

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Image:conn_minidin4f.gif 4 PIN MiniDin Connector on Apple Computer

Pin Name Description
1 ADB Apple Desktop Bus
2 PSW Power Switch
3 +5V Power +5V
4 GND Ground


  • Power +5V is 500mA, each peripheral should use 100mA max


  • ADB (Apple Desktop Bus): Machintosh bidirectional data bus.
  • PSW (Power Switch): Switch to startup, reset or interrupt the computer.


Category:Buses Connectors


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