USB2 device won't attach to ehci

Julian Elischer julian at
Tue Jul 24 07:47:58 UTC 2007

Peter Jeremy wrote:
> On 2007-Jul-23 00:01:47 +0200, Raaf <raaf at> wrote:
>> Looking at the specifications page of the Olympus FE-210 i see
>> USB 2.0 compatible Yes.
>> That usually means that it's really a USB1.x device, but marketing
>> department decided that selling it as a USB 2.0 compatible device
>> would probably be better for sales :-)
> I've done some experimenting and it appears to be true in this
> case as well.  I've checked on a different system running
> Winbloze and it agrees that it's USB1 :-(.
> Looking further, it seems that the 'USB2' claim only exists in
> some countries - presumably where that sort of claim doesn't
> raise the ire of the relevant consumer protection body.
> Thanks for that pointer.  Sorry for disturbing this list.

Do not confuse high-speed with USB2.
A slow device can still be USB2 compliant as USB2 still
defines the slower speeds.


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