Real Time Audio (SCHED_FIFO)

Ian Stirling OpenMoko at
Mon Jul 30 13:25:54 CEST 2007

Brad Midgley wrote:
> Esben
>>How?. As long as you only transport audio from the microphone to the
>>gsmd, you're screwed without real time transport
> that isn't the best example since the gsm module is hardwired to the
> codec which is wired to the mic. This audio path doesn't touch the
> cpu.

As I understand it - this is wrong.
The microphone is wired to the codec, which can route it directly to the 
  GSM module not touching the CPU.
It can also route it to a A/D, and connect a D/A to the GSM module input.

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