Battery standby

Rubén Berenguel ruben at mostlymaths.net
Tue May 11 06:03:47 EDT 2010


Thanks! These look like interesting links to fit the estimations. Now
I only need enough time to write it... :(

On Tue, May 11, 2010 at 11:51, Adam Wang <adam at sharism.cc> wrote:
>> I am thinking of writing some small C program running continuously
>> (every 5-10 min?) via cron, that does some analysis on cat
>> /sys/class/power_supply/capacity, i.e. estimated run time left, sound
>> alert if cap<5 and such things. Is there any interest on this?
>
> You can check [1] for discharge and [2] for charge introductions firstly.
> Hmm, your idea is reachable in measurement. I'm also interested on how
> rapid discharge/charge rate and slope will be via continuously
> measures in plotting current / voltage.
> Adam
>
> [1] http://www.mpoweruk.com/performance.htm#offset
> [2] http://www.mpoweruk.com/chargers.htm#rates
>
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