Re: "lsusb -vvv" returns "unrecognized" - why?

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On Sun, May 30, 2010 at 8:49 AM, Xiaofan Chen <xiaofanc@xxxxxxxxx> wrote:
>> I think this has nothing to do with Wireless USB. I just
>> tried it for a simple Logitech Mouse. And same thing happens.
>> Then I tried PICKit 2, it has same problem. I think there is
>> an issue with the lsusb descriptor parser for the HID device.
>>
>> And Google has many more such samples.
>
> The 09 21 thingy is the HID Class Specifif Descriptor.
> Somehow I believe it used to work.
>

An example:
http://www.microchip.com/forums/fb.aspx?m=377479

HID Device Descriptor:
         bLength                 9
         bDescriptorType        33
         bcdHID               1.11
         bCountryCode            0 Not supported
         bNumDescriptors         1
         bDescriptorType        34 Report
         wDescriptorLength     127
         Report Descriptor: (length is 127)



-- 
Xiaofan http://mcuee.blogspot.com
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