Then the SW needs to be changed to change that behavior. Gerald
On Tue, Nov 18, 2014 at 10:37 AM, David Hirst <[email protected]> wrote: > The fact that it powers down is a problem to me, if for instance a slight > power interruption occurs ( lets say 5 seconds) during which time the CPU > is powered by the battery backup I would like to carry on running, if its > longer then I would like to make the decision when to shutdown. > As it stands now I have no option but to have the system power down. > With the current implementation In the event of a small interruption, the > system will start to power down but if that the power has now returned > prior to the shutdown occurring the system needs intervention to power > back up, by power cycling either the USB or AC. I want to smooth out short > power cycles and let the long power outages re-power the board when the > power returns > > > On Monday, November 17, 2014 10:04:21 AM UTC-5, Gerald wrote: >> >> That should be bale to be fixed by changing the behavior of the SW. You >> can look at the datasheet for the TPS65217C to see what registers to change. >> >> Gerald >> >> On Mon, Nov 17, 2014 at 8:58 AM, Michel Gerin <[email protected]> wrote: >> >>> Attn Gerald Coley, >>> >>> Hello, >>> In order to avoid any misunderstanding, I wrote "I had a similar >>> problem". But I didn't use the USB connection. >>> Only 5V DC and battery were connected to the BBB. >>> As soon as 5V DC PS was off, the Debian LXDE version was shutting down >>> but a warning was appearing telling the user the system was shutting down >>> within 60s if this procedure wasn't canceled. >>> Maybe David Hirst's problem is related to the same software "mecanism". >>> >>> Kind regards >>> >>> Michel. >>> >>> >>> 2014-11-17 12:31 GMT+01:00 Gerald Coley <[email protected]>: >>> >>>> Interesting. Sounds like something I need to get fixed. >>>> >>>> Gerald >>>> >>>> >>>> On Monday, November 17, 2014, Michel Gerin <[email protected]> wrote: >>>> >>>>> Hello, >>>>> I had a similar problem. David mentions perhaps this thread: >>>>> >>>>> https://mail.google.com/mail/u/0/?tab=wm#inbox/149198bbf7826f64 >>>>> >>>>> Bremenpl suggested to use the debian console version instead of the >>>>> LXDE version. It solved my problem. >>>>> >>>>> We just encontered a 2 hours mains power outage this saterday.The BBB >>>>> went on running flawless with the battery backup. >>>>> >>>>> Michel >>>>> >>>>> 2014-11-17 1:09 GMT+01:00 David Funk <[email protected]>: >>>>> >>>>>> There is a previous thread, several weeks ago about this same >>>>>> behavior. That thread involved an application that ran off mains but had >>>>>> battery backup and everytime mains failed, and 5V goes away, the BBB >>>>>> shutdown. >>>>>> >>>>>> IIRC, this is a known software default behavior when the 5V goes >>>>>> away, it is programmable and needs to be set accordingly to how the end >>>>>> user whats it to behave. >>>>>> >>>>>> >>>>>> -david >>>>>> . >>>>>> >>>>>> >>>>>> On Sun, Nov 16, 2014 at 5:52 PM, William Hermans <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> in /etc/inittab >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> *# What to do when the power >>>>>>> fails/returns.pf::powerwait:/etc/init.d/powerfail >>>>>>> startpn::powerfailnow:/etc/init.d/powerfail >>>>>>> nowpo::powerokwait:/etc/init.d/powerfail stop* >>>>>>> >>>>>>> You need to do some google "research" and see if this is a potential >>>>>>> issue for you. >>>>>>> >>>>>>> >>>>>>> On Sun, Nov 16, 2014 at 4:49 PM, William Hermans <[email protected]> >>>>>>> wrote: >>>>>>> >>>>>>>> Yeah, I doubt its the ethernet jack being plugged in and used. I >>>>>>>> have a TEMPER USB thermometer plugged in and running, plus ethernet, >>>>>>>> and >>>>>>>> USB networking. >>>>>>>> >>>>>>>> There could be a service on these new images that monitors AC >>>>>>>> power, so that it issues a shutdown when this occurs. I know threre is >>>>>>>> at >>>>>>>> least "CTRL + ALT + DEL" key press combo "event" in /etc/inittab, but >>>>>>>> have >>>>>>>> not looked to see if there is anything else. There could also a a >>>>>>>> conditional systemd service potentially doing this. >>>>>>>> >>>>>>> >>>>>>> -- >>>>>>> For more options, visit http://beagleboard.org/discuss >>>>>>> --- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "BeagleBoard" group. >>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>> send an email to [email protected]. >>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>> >>>>>> >>>>>> -- >>>>>> For more options, visit http://beagleboard.org/discuss >>>>>> --- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "BeagleBoard" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>> send an email to [email protected]. >>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>> >>>>> >>>>> -- >>>>> For more options, visit http://beagleboard.org/discuss >>>>> --- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "BeagleBoard" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> >>>> >>>> -- >>>> Gerald >>>> >>>> [email protected] >>>> http://beagleboard.org/ >>>> http://circuitco.com/support/ >>>> >>>> -- >>>> For more options, visit http://beagleboard.org/discuss >>>> --- >>>> You received this message because you are subscribed to the Google >>>> Groups "BeagleBoard" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> >>> -- >>> For more options, visit http://beagleboard.org/discuss >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "BeagleBoard" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> >> >> -- >> Gerald >> >> [email protected] >> http://beagleboard.org/ >> http://circuitco.com/support/ >> > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- Gerald [email protected] http://beagleboard.org/ http://circuitco.com/support/ -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
