Raspberry PI 2B/3 and USB audio

Hans Petter Selasky hps at selasky.org
Tue Nov 27 07:39:35 UTC 2018


On 11/26/18 8:47 PM, Herbert J. Skuhra wrote:
> Well, this USB sound card works perfectly fine on my desktop PC
> running FreeBSD (amd64).

Hi,

There is a problem in the DWC OTG USB controller driver that it cannot 
handle the big data payload 24-bit 48KHz sampling requires. 
Unfortunately your device has only one sample size selection.

If you buy a USB sound device marked as "HIGH SPEED USB" it should work. 
Yours is "spd=FULL".

--HPS


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