Subject: Re: SPDIF and NetBSD 4.0?
To: Simon Truss <>
From: Giles Lean <>
List: netbsd-users
Date: 12/12/2007 09:55:15
Simon Truss <> wrote:

> I use a C-Media 8738 (under linux) for about 4years without trouble. I 
> hacked the driver to support raw 32bit transfers and did the framing in 
> software. My tests showed that with several GB of audio data transferred 
> I had no loss of sync. The chips have a PLL so you can adjust the sample 
> clock to a reference time source under software control. databooks are 
> available online at no cost. These chips should be up to the job.
> It is however shocking just how badly some cards can be designed and 
> built given how few components boards like this need.

That ... sounds like the computer industry.

I shall (tentatively) blame the card and not the chip; I lack the
electronic expertise to dig deeper and see what they actually did.