[alsa-devel] Using the timer

Clemens Ladisch clemens at ladisch.de
Thu Sep 22 16:45:49 CEST 2011

Ilya Dmitrichenko wrote:
> So you are saying that PCM slave timer can be used in some
> way, but it would be clocked at the sampling rate, right?

We get an interrupt at every period boundary, so the timer would
run at, e.g., one 128th of the sampling rate.

> Hm, so 'snd-seq-timer' is essentially hooked to the host cpu
> clock (be that TSC/RTC/HPET) ?

In the default setting, yes.


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