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Archived - USB: Pin Assignments

This article provides the pin assignments, also known as pinouts, for USB 1.1 and USB 2.0 ports used on Apple computers and keyboards.
This article has been archived and is no longer updated by Apple.

Pin
Signal nameDescription
1
VCC
+5 VDC
2
D-
Data -
3
D+
Data +
4
GND
Ground
Last Modified: Feb 20, 2012
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  • Last Modified: Feb 20, 2012
  • Article: TA26042
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