[LAU] USB on ThinkPad T520

Monty Montgomery xiphmont at gmail.com
Sun May 13 02:56:01 UTC 2012

>> Thinkwiki says its got a QM67. That does USB 1.1 via the "Rate
>> matching hub" and EHCI.
>> I guess linux's hub driver is the culprit.
> hmmmm.... shame.... lenovo specs said, of course, "USB 2.0".
> mrph.

That is USB 2.  It doing USB1.1 protocol through a USB2 transaction
translator (as your device is USB1.1).  Good thing too, or you'd be
stuck on UHCI.


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