From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Mack Subject: Re: Open source UAC2 sound card for UAC2 driver testing Date: Wed, 9 Jun 2010 16:17:49 +0200 Message-ID: <20100609141749.GS2695@buzzloop.caiaq.de> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from buzzloop.caiaq.de (buzzloop.caiaq.de [212.112.241.133]) by alsa0.perex.cz (Postfix) with ESMTP id 09AA5103951 for ; Wed, 9 Jun 2010 16:17:52 +0200 (CEST) Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Alex Lee Cc: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org On Wed, Jun 09, 2010 at 02:00:24PM +0000, Alex Lee wrote: > We are developing an open source high speed USB sound card. Please see: > > http://code.google.com/p/sdr-widget/ > > for details. > > With the alpha-1 hardware, we are doing development and testing of the UAC2 > firmware against the latest alsa driver here. We have already demonstrated > 96khz 24bit stereo capture with UAC2 and we will proceed to 192khz soon. > > Alpha-1 has an ENOB of at least 20 and we hope alpha-2 will have an ENOB of 22 > or better. Alpha-2 kits are available for order now. (Note that these are > prototype kits for experimenters only.) > > With both the UAC2 driver and the sound card firmware being open source, we hope > to expedite full UAC2 spec compliance. We are already working closely with > Daniel Mack on the testing. Alex also found two minor bugs in the UAC2 part of the driver which I already fixed in my tree. I'm planning to release a set of patches later this week. Daniel