Re: [PATCH 1/2] ASoC: omap-mcbsp: Correct the DSP_B mode

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Apr 14, 2009 at 02:56:49PM +0300, Peter Ujfalusi wrote:

> Is it so that it is:
> inverted bclk:
> 	sample is driven on the rising edge, sampled on the falling edge
> normal bclk:
> 	sample is driven on the falling edge, sampled on the rising edge

Yes.

> inverted frm:
> 	FS is active high
> normal frm:
> 	FS is active low

Ish.  For DSP mode normal frame means that things are synced of the
rising edge of the frame clock so inverted frame should mean the falling
edge.  Frame clock is allowed to be longer than one BCLK cycle, though
it is not normally and some things may need the low limit.
_______________________________________________
Alsa-devel mailing list
Alsa-devel@xxxxxxxxxxxxxxxx
http://mailman.alsa-project.org/mailman/listinfo/alsa-devel

[Index of Archives]     [ALSA User]     [Linux Audio Users]     [Kernel Archive]     [Asterisk PBX]     [Photo Sharing]     [Linux Sound]     [Video 4 Linux]     [Gimp]     [Yosemite News]

  Powered by Linux