Powercycling USB device on hub

Peer Stritzinger peerst at gmail.com
Thu Jul 21 10:47:56 UTC 2011


Hi,

On Wed, Jul 20, 2011 at 3:19 PM, Hans Petter Selasky <hselasky at c2i.net> wrote:
> On Wednesday 20 July 2011 14:30:37 Peer Stritzinger wrote:
>>...
> Using the usbconfig utility in 8 stable and 9 current, you can set the
> configuration to 255 which means unconfigured and then 0 for the root HUB. For
> non-root HUBs you can BUS-reset the devices usbconfig -d X.Y reset or
> set_config aswell.

Do I understand this right: I reset the USB Hub device to powercycle
all devices connected to it?

>There is also a power_off command, but your device might
> not come back after that.

This would probably really not help since I try to reboot a USB device
with hung software, so it won't recognize any commands itself.

-- Peer


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