[alsa-devel] usb- interface - HID type

Clemens Ladisch clemens at ladisch.de
Mon Nov 30 13:46:03 CET 2009

M R Swami Reddy wrote:
> Could you please suggest, if the usb interface HID class could be used 
> for sending Audio and PCM signals?

No; audio data should be transferred using isochronous transfers, and
the HID class does not use those.

Is there any reason why you cannot use a standard audio class interface?

Best regards,

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