Hi Sai, thanks for reply
i am looking scenario exactly what you said!! like "cutting off power supply to unwanted device and peripherals like camera,speaker,vibration motor etc" And one more thing i was facing problem with GPRS connection the scenario something like this data enabled option disable and enable. logcat message equesting data connection to APN 'TATA.DOCOMO.INTERNET' D/AT ( 357): AT> ATH D/AT ( 357): AT> AT+CGREG=1 D/AT ( 357): AT> AT^SGAUTH=0 D/AT ( 357): AT> AT+CGACT=1 D/AT ( 357): AT> AT+CGDCONT=1,"IP","TATA.DOCOMO.INTERNET",,0,0 D/AT ( 357): AT> AT+CGQREQ=1 D/AT ( 357): AT> AT+CGQMIN=1 D/AT ( 357): AT> AT+CGEREP=1,0 D/AT ( 357): AT> ATD*99***1# E/RIL ( 357): HERE WE RUN INTO AN ERROR here i don't get what is the problem first time these AT commands got successes OK response. but if call onRequest: SETUP_DATA_CALL function second time then these at commands responses are failed . now i am working with testing people,then i got this problem if have time please check this once On Fri, Oct 12, 2012 at 1:54 PM, Sai Chaitanya Chitneedi < [email protected]> wrote: > Hi vanakt, > sorry for late reply i was kind of busy... > If u r using OMAP35XX based board then i will assume it's PMIC will be > TPS65950 or similar.It's Data sheet manual is here - > http://www.ti.com/lit/ds/swcs032e/swcs032e.pdf > and u can find it's manuals at TI site i guess. > BUT the power states u mentioned are CPU/system power states.From what i > understand, u r trying to do basic power management like cutting off power > supply to unwanted device and peripherals like camera,speaker,vibration > motor etc. when not in use. The above links will lead u in that > direction(not directly but eventually). The link Arun mentioned deals with > info on what devices stay active or inactive in each of the power states & > try to optimize consumtion and not how to control and interface them. > Interfacing them and getting power management to work in different(links i > mentioned) *AND* Managing and optimizing the power consumption is > different(links Arun mentioned) . Only one of these will help u. Choose > which stage u r in exactly > > If u get back on what exactly u r trying to do, i can help more. > > On Tue, Oct 9, 2012 at 3:08 PM, Arun Joseph <[email protected]> wrote: > >> Hi raju, >> >> You can start with >> http://processors.wiki.ti.com/index.php/TI-Android-GingerBread-2.3.4-DevKit-2.1_UserGuide#Power_Management >> Can you tell the exact SOC and the revision of your board? >> >> Regards, >> Arun >> >> >> On Tuesday 09 October 2012 02:46 PM, venkat k raju wrote: >> >> Dear all, >> >> i want to work with power management on omap35xx based custom board. >> >> can anybody suggest me from where from i can start it ? >> >> like AFAIK 4 are power state >> 1)run >> 2)suspend >> 3)sleep >> 4)power off >> >> here i want to know what is run,suspend,sleep,poweroff >> modes significance >> >> note: >> >> my main aim is to cutdown the devices and interface power when they are >> not use. >> >> >> thanks&Regards >> k.v.raju >> -- >> You received this message because you are subscribed to the Google Groups >> "rowboat" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/rowboat?hl=en. >> >> >> > -- thanks&Regards k.v.raju -- unsubscribe: [email protected] website: http://groups.google.com/group/android-porting
