Am Sonntag, 19. November 2006 15:12 schrieb Christoph Pittracher:
> Hmm... if I think about that, I'm not sure if the MaxPower value
> reported by the devices changes any hardware setting.
> Is MaxPower just a reported value or does it change the maximum power a
> device actually can draw on the connected port?
>
> Is it possible to draw the full 500mA of the port even if the MaxPower
> value is way below this value? Or does the MaxPower value limit the
> current flow in hardware?
MaxPower influences just which configuration would be selected.
A device can physically draw as much power as its hub's overcurrent
protection allows.
Regards
Oliver
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