AT91RM9200: USB broken? No!
Greg Ansley
gja at ansley.com
Tue Jul 20 15:37:24 UTC 2010
It's a QFP so the errors are OK.
Turned out to be a bad solder joint on pin 1 of the USB connector
(power). Connector on this card is not very mechanically stable with the
mounting posts going into huge worthless holes. :-(
Error messages were just a red herring, after not having seen them for
weeks while working on the SAM9G20.
Greg
On 7/20/10 9:58 AM, Bernd Walter wrote:
> So it looks like your device isn't noticed as being connected at all,
> which is a bit strange because your error messages clearly show that
> it got the faulty device connected from the secondary port.
>
>
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