Tracking power leackage in my freerunner

Sebastian Krzyszkowiak seba.dos1 at
Wed Jan 27 13:16:48 CET 2010

On 1/27/10, Fox Mulder <Quakeman1 at> wrote:
> rixed at schrieb:
>> I monitored power consumption all day long (from full battery to empty).
>> I observed that the average current consumption (from
>> /sys/.../current_now)
>> is 78mA when "idle". My battery, at full charge, is shown to store 1.1Ah
>> (according to /sys/.../charge_now), which leads to battery life of 14h
>> which is
>> exactly what I observed.
>> So, I suspect that 78mA when idle, supposed to be in deep sleep mode with
>> a #1024 fixed device is far from ideal.
> I thought the #1024 fix is only helping while the freerunner is
> suspended. For me this fix only changed the current which was consumed
> while suspended and extended my standby time by a factor of nearly 2x.
> Ciao,
>      Rainer

Suspend doesn't matter, that's thing related to GSM deep sleep (so
something like "GSM chipset suspend", not "Freerunner CPU suspend")

Sebastian Krzyszkowiak

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