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Re: Control USB Power
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Re: Control USB Power


  • Subject: Re: Control USB Power
  • From: Robert Douglas <email@hidden>
  • Date: Thu, 12 Jun 2008 23:38:34 -0700

I assume you are talking about an external piece of equipment, not a USB hub etc. Some pieces of equipment have USB interfaces, but I suspect many can not turn themselves on and off in response to a USB command. Macs can, but that may be rare. Even so it would be worth checking the manual. Otherwise you may have to look at USB-controlled solenoid drivers. You'll need software too, but some like http://www.phidgets.com/ do have Mac drivers.
Rob


On 12-Jun-08, at 10:38 PM, Omar Qazi wrote:

Hey,

I have a Cocoa application that controls an external USB device. I want to be able to turn the device off when the user performs some action, like click a button. Is there a way in Cocoa or IOKit to disable power to a USB Socket? The application runs on Leopard.

Thanks in advance,
Omar Qazi
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References: 
 >Control USB Power (From: Omar Qazi <email@hidden>)

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