On Tue, Mar 29, 2011 at 5:03 PM, Tez <earlencefe...@gmail.com> wrote: > 1. when I have powered off the phone - which mode is it in ? > Completely powered-off ? > some of the phones like the Desire HD don't actually totally power > off, they go in to a deep sleep mode.
Is there a link to the code - or boot-loader code that they run ... I suppose something should be running, because I see the LCD lit up with manufacturer logo + an animation while charging, which cannot all be done by some minimalistic boot-loader sort of code I suppose.... So deep sleep with linux still running probably make sense... > 2. when I power-off the phone and plug in the charger - How does it > detect the USB-based charger in the 1st place? > > if it is totally powered off, i think there must be a secondary > charger cicuit. Yes, but still surprising how the complex animations are put up ? > What is that some piece of code running ? > it can be manufacturer specific (desire HD). Would it be open-source... > -Earlence > > > > On Mar 28, 11:46 am, Pavan Savoy <pavan.sa...@gmail.com> wrote: >> what is the most often used battery charging strategy on android phones? >> I want to know things like, >> >> 1. when I have powered off the phone - which mode is it in ? >> Completely powered-off ? >> 2. when I power-off the phone and plug in the charger - How does it >> detect the USB-based charger in the 1st place? >> What is that some piece of code running ? >> >> 3. If I power-off the phone and if it does get into some sort of >> boot-loader mode, does it mean If I power-off the phone for a long >> time the battery eventually drains out ? >> >> 4. when battery shows low on any phone - what is the minimum it needs >> to keep up to power-up again? >> >> Note: >> I tried googling, but apparently it is different for different phones, >> and examples here would help. >> >> -- >> --Pavan Savoy >> >> >> >> -- >> --Pavan Savoy > > -- > unsubscribe: android-porting+unsubscr...@googlegroups.com > website: http://groups.google.com/group/android-porting > -- --Pavan Savoy -- unsubscribe: android-porting+unsubscr...@googlegroups.com website: http://groups.google.com/group/android-porting
