[FSO] Wake on cell
thomas at gstaedtner.net
Thu Jun 25 14:39:29 CEST 2009
On Thu, Jun 25, 2009 at 10:27, Esben Damgaard<maillist at hvemder.dk> wrote:
> I was wondering if I could make the Freerunner wake up from suspend when
> a specific gsm-cell is seen. This is a thought experiment when using FSO
> (if that is a help).
> This gives us an easy way to save battery and have a proximate location.
> Then it is easier to make a program that changes profile when on work or
> at home. Just wake up the phone when you see one of the cell when at
> work and then change profile, etc.
The only thing that knows about the cell-id is the modem.
To do such stuff the modem would either need this functionality
already in the firmware (pretty sure it isn't), or you would need to
be able to run code on the modems CPU (impossible).
You can only run code on the main CPU so no chance to do such things
while it is asleep.
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