Re: Ability to limit to 100mA and/or disable USB power entirely

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On Mon, 9 Apr 2012, Anil Nair wrote:

> > Disconnecting and reconnecting are physical acts -- they require
> > somebody to unplug and replug a cable.  There is no way to do these
> > things in software.  (Not unless your computer has a robot hand that
> > can unplug and replug USB cables :-)
> >
> >   Soft Detach can be performed by USB using microcontroller as mentioned
>   By microchip's application note TB058, if ti can be implemented at
> microcontroller
>   level can't it be replicated at PC level? Sorry if i am wrong i only
> looked it from another
>   prespective.

I have never heard of Soft Detach.  Is it equivalent to disconnecting?

Besides, what about computer systems that don't use microcontrollers
made by Microchip?

Alan Stern

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