[maemo-developers] [maemo-developers] Measuring power consumption of 770

[From: Igor Stoppa]

On Tue, 2006-03-14 at 14:53 +0100, ext Claudio Scordino wrote:
> Hi all.
> 
> We have a Nokia 770, and we want to study the effectiveness of some algorithms 
> that reduce the number of transferred data in order to reduce the overall 
> energy consumption of the device.
> 
> To make this study, we need a way to measure the energy consumption of the 
> device or, at least, an accurate measure of the battery charge.
> 
> Our idea was to remove completely the battery, and measure the energy 
> consumption through a cable connected to an electric socket with a 
> multimeter.
> However, we noticed that the 770 does not work when the battery is not 
> inserted, even if the device is connected to the electric plug with a cable.
> 
> Does anybody have an idea about how to make the Nokia 770 work without the 
> battery (just with the electric cable) or how to make such a measurement ?

:-O
Why don't you just wire a battery to the battery pins and connect your
meters to these wires?

BTW, is there any pubblic reference to these algorithms?

> 
> Many thanks.
> 
> The best,
> 
>                 Claudio Scordino
> 
> 
> _________________________________________________________
> 
> Claudio Scordino              Computer Science Department
> Ph.D. student                   University of Pisa, Italy
> 
> Office: 341                       Phone: +39 050 221 3137          
> 
> e-mail:                              scordino at di.unipi.it
> home-page:              http://www.di.unipi.it/~scordino/
> _________________________________________________________
> 
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-- 
Cheers,
           Igor

Igor Stoppa (Nokia M - OSSO / Tampere)