Tomorrow and day after tomorrow i'm free. I will look into GPRS then. As for power management, i will post more link evening at 7pm wen my work is over.
On Friday, 12 October 2012 14:33:07 UTC+5:30, venkat k raju wrote: > > 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] <javascript:>> 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]<javascript:> >> > 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]<javascript:> >>> . >>> To unsubscribe from this group, send email to >>> [email protected] <javascript:>. >>> 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
