[Gta04-owner] GTA04 power management.

Rainer Dorsch ml at bokomoko.de
Sun Jan 1 18:09:08 CET 2012


Hi Neil,

Am Sunday 01 January 2012 schrieb NeilBrown:
> On Sat, 31 Dec 2011 15:43:24 +0100 Rainer Dorsch <rdorsch at web.de> wrote:
> > Am Saturday 24 December 2011 schrieb Dr. H. Nikolaus Schaller:
> > > > thanks for the code and sharing the data of your experiments.
> > > > 
> > > > 
> > > > 
> > > > can we do a bottom-up calculation? I.e. build up a spreadsheet like
> > > > document,  which contains the power consumption of every
> > > > component/subsystem in each of its power mode (if there are more than
> > > > on and off).
> > > 
> > > There is a (incomplete) table in section 5.20 on page 51 of the system
> > > manual for the GTA04.
> > 
> > Not sure if it helps, but I found some detailed power numbers for the
> > n900:
> > 
> > http://wiki.maemo.org/N900_Hardware_Power_Consumption
> > 
> > Suspend (echo mem >/sys/power/state), wifi and GSM off. 2 mA T
> > Suspend, GSM on, connected to 3G (2 bars) 5 mA T
> > Suspend, GSM on, connected to 2G. (2 bars) 3.6 mA T
> > Idle, no SIM, wlan off 7 mA at 4.1 V T
> > 
> > Rainer
> 
> Thanks for the pointer.
> 
> It does look like very similar hardware, and much lower power usage than I
> am getting.  Both in suspend and in idle the N9 uses much less power.

Do you have a pointer to the N9 power numbers?

Thanks,
Rainer

-- 
Rainer Dorsch
http://bokomoko.de/


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