2012/2/24 Yunong Pang <029...@gmail.com>:
> Hi all,
>
> I call "ctrl_transfer(0xc0, 0xB5, 0, 0, )" to send my command.  Because of
> the little long time of processing, it always said 'Operation time out'.
>
> Could I give the argument to ctrl_transfer()? Or is there a way to process
> the vendor command more efficient?
>

The last parameter of ctrl_transfer is the timeout of the operation,
in miliseconds.


-- 
Best Regards,
Wander Lairson Costa

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