Regarding Wake On USB input from S3 Sleep

[Luke]

I am VERY new to this but was just doing some hacking on my laptop
(zenbook) and found if I poweroff my USBs (while the rest of the machine
is still being used) I gain an hour of battery life.

Luke

On Thu, Feb 11, 2016, at 07:08 AM, Hans Petter Selasky wrote:
> On 02/11/16 15:39, Ian Smith wrote:
> > Do you have any rough idea of the difference in battery power used in S3
> > with HC(s?) running, or in standby, or off?
> 
> No, I don't have any numbers. I know that USB.org has defined some rules 
> how many mA that each individual USB device can draw in suspended mode. 
> Basically, not shutting down the HC means that you keep the USB device 
> powered on aswell, during suspend.
> 
> --HPS
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