Mic insertion detection
John Watlington
wad at laptop.org
Mon Aug 11 15:25:51 EDT 2008
Arjun,
I don't know how to access it from a script, but on production units
the AC'97 codec does sense whether anything is plugged into either
the microphone or headphone jacks.
The microphone jack is wired to JS0, accessible through the Jack Sense
register in the AC'97 spec. (The headphone is JS1).
Cheers,
wad
On Aug 9, 2008, at 3:49 PM, Arjun Sarwal wrote:
> How can I detect through a script that a jack/connector is inserted in
> the Mic-In jack ?
>
> Considering that the mic-in socket(female) is such that insertion of
> an external connector(male) inside it only _physically_ disconnects
> the internal mic, is it all possible to do a thing as I've asked above
> ?
>
>
> many thanks,
> Arjun
>
> --
> Arjun Sarwal
> http://dev.laptop.org/~arjs
> http://youtube.com/watch?v=SwcSEcfR464
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