Re: [Alsa-user] intel motherboard ADAT output supported in alsa ?

[Gianluca C. <gia...@gm...>]

so, to test this I should have an ADAT recorder, correct? Or can I
simulate this in any way without special hardware?
Could also help an output of amixer command with any switch/options?

Gianluca

On Tue, Jan 13, 2009 at 11:31 PM, son...@ii...
<son...@ii...> wrote:
> Are you sure the optical output functions as ADAT, and not as Dolby
> Digital or DTS multichannel output?
>
> There is a big difference and I can't see where ADAT would be used in HTPC..
> ADAT is primarily used for professional multitrack audio and is common on
> mid to  high end audio devices (like RME and such) designed for multitrack
> recording functions from digital mizers and high end ADC's (like
> apogee) whereas home theatre uses S/Pdif optical i/o (it does use the same
> sort of cable and plug but is a very different format)
>
> I think you will find it probably works for DTS or Dolby Digital but not
> likely for ADAT.. still would be best to get confirmation.
>
>
> On Wed Jan 14 5:00 , Eric sent:
>
> Does the ADAT output of intel motherboard DP35DP work under linux in
> your experience ?
> (or DG33TL or other boards from media or extreme intel previous or
> current series with IDT/sigmatel STAC927x codec).
> Does the STAC927x sigmatel hda codec look like it support their ADAT
> output feature ?
> here the alsa driver links:
> http://lxr.linux.no/linux+v2.6.26.5/sound/pci/hda/patch_sigmatel.c
> http://lxr.linux.no/linux+v2.6.26.5/sound/pci/hda/hda_codec.c
>
> here is the codec datasheet link :
> www1.idt.com/products/files/17122877/STAC927x-DS-0-7_IDT.pdf
>
> the sigmatel STAC9271 datasheet and IDT STAC9274 advertise ADAT output
> feature.
> DP35DP and other intel boards are proven to have the ADAT output working
> under windows.
> Is it working in Alsa ? Many HTPC users would love that... I would !
>
> Anybody from intel or IDT/sigmatel to confirm (by checking the sigmatel
> STAC927x hda codec driver) that it will work ?
>
> I want these intel motherboards only for this ADAT output feature and I
> am a linux only user so I would like to know before buying...
> I want to be sure someone would make the necessary changes to the hda
> sigmatel codec alsa driver so it would work.
> Thank you everybody
>
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