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Re: Need to identify a physical USB hub port

Subject: Re: Need to identify a physical USB hub port
From: David Ferguson <email@hidden>
Date: Thu, 26 May 2005 10:01:06 -0700
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At 12:22 AM -0700 5/26/05, B. Mitchell Loebel wrote:

Of course, I can't know the ordering of the USB enumeration, so I can't know which locationID binds with which physical port.

Location ID is independent of enumeration order. It is exactly what you are asking for. A number that is always the same when a device is plugged into the same port of a USB bus. It will retain that value even across reboots, etc.

David Ferguson
Apple Computer

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References:
	>Need to identify a physical USB hub port (From: "B. Mitchell Loebel" <email@hidden>)
	>Re: Need to identify a physical USB hub port (From: Fernando Urbina <email@hidden>)
	>Re: Need to identify a physical USB hub port (From: "B. Mitchell Loebel" <email@hidden>)

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