Angus Ainslie wrote: > On Fri, Sep 5, 2008 at 9:37 AM, Mike Montour <[EMAIL PROTECTED]> wrote: > > >> That might be normal - the charger in the PCF50633 shuts off the charge >> current once the battery is full, and turns it on again when the voltage >> falls below a threshold. It seems that it can discharge quite a bit >> before charging switches back on - in one test my battery got down to >> around 75% before it started to charge again. >> >> > > It doesn't completely turn off charging. It drops to a 100mA trickle charge > which is insufficient to keep the battery topped up with the GSM radio > turned on. That's why the batteries state of discharge is slower when its > plugged into the charger ( even the wall charger ) > > What should happen is when the battery reachs 100% charge the kernel should > check to see if the GSM radio/WLAN/Bluetooth/GSP is turned on and set the > trickle charge to the base 100mA plus whatever each of the powered > components requires. As the amount that each of these radios uses varies > depending on signal strength and Rx/Tx mode its not an exact science. > > Even just putting the charge mode to ~250mA would probably keep the battery > charged up and the GSM radio happy. > > Is there a dbus signal for a full battery that a script could hook to setup > this trickle charge state ? > > Angus > it sounds like this could be what I'm seeing - I don't think I've ever let it get below 80% or so before unplugging and plugging it back in - I like to keep it as full as possible so that I have maximum life when I take it with me away from a power source.
Thanks, -D _______________________________________________ support mailing list support@lists.openmoko.org https://lists.openmoko.org/mailman/listinfo/support