[sdiy] Audio codec question

[Richie Burnett]

Totally agree.  Not essential for really simple jobs or quick lash-ups.  But 
once you get it working you won't look back.

-Richie,

> Thirded. DMA isn't essential, since you can always process
> samples one at a time in an interrupt and then shove the next
> one out, but it is *far* more efficient to process them in blocks
> (of 8, 16, 32, whatever) and then get DMA to transfer them to the DAC as 
> required.
>
> As ever, the set-up is a painful process of trying lots of things until it 
> goes, but once it's working, it's like magic.
>
> Tom