piclist 2008\07\08\131503a >
Thread: USB power in parallel
www.piclist.com/techref/power.htm?key=power
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face BY : Herbert Graf email (remove spam text)



On Tue, 2008-07-08 at 11:29 -0400, Olin Lathrop wrote:
> > So there is a 5V1W bulb in there, nothing else...
> > That's 200mA, plus when it's cold it could be even bigger. There is
> > no interface asking more power than 100mA, just using the power
> > lines. Isn't it violating the specs?
>
> Yup, and you won't likely find the official USB logo on the plug.  

Chances are you will. I find that most "non-compliant" USB hardware has
the logo on the cable (and often even on the box).

It's unfortunate, but it appears that enforcement is non-existent.

TTYL

<1215537277.26513.30.camel@E2140> 7bit

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