Messages in this thread | | | Date | Tue, 2 Jan 2007 00:32:58 -0800 | From | Greg KH <> | Subject | Re: Cut power to a USB port? |
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On Mon, Jan 01, 2007 at 03:56:25PM -0500, Andrew Barr wrote: > I have a simple question perhaps someone can help me with here... > > I have one of those simple LED keyboard lamps that get their power from > the USB port. Is there some way in Linux, using files under /sys I would > imagine, to cut power to the USB port into which this lamp is plugged? I > know I would have to manually figure out what port it's plugged into, as > it is not a "real" USB device...e.g. it just draws power. I would like > to be able to programmatically switch the lamp on and off.
Search the archives of the linux-usb-devel mailing list for a program that might do this for you (depending on your hardware.)
good luck,
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