> > *you can power a board by USB but from a special wall adapter with an > integrated USB socket. As an option*
Yes, and we tried it. It was not enough power. It is also my understanding that powering the BBB in such a way can not give more than 500ma. It was not enough power. the canbus would not function at all part of the time. As soon as I applied power via barrel jack. Then problem went away. On Tue, Aug 11, 2015 at 4:35 AM, Maxim Podbereznyy <[email protected]> wrote: > you can power a board by USB but from a special wall adapter with an > integrated USB socket. As an option > > 2015-08-10 23:58 GMT+03:00 William Hermans <[email protected]>: > >> Hi Maxim, >> >> The reason why we did this is that the board in question was mounted to a >> piece of wood, that is screwed into a wall. So grounding Vbus would not >> have been easy. Vusb for us was really easy. Solder the outside pins on a >> USB A socket to the outer shielding, then plug a MALE A to mini B cable to >> the socket, and BBB. Took a total of like 5 minutes . . . >> >> Normally I do not worry about any of this, and use USB power. Except this >> time for this project we needed the canbus running, and powering via USB >> cause the canbus to be less than reliable. >> >> On Mon, Aug 10, 2015 at 9:36 AM, Maxim Podbereznyy <[email protected]> >> wrote: >> >>> William, or short Vusb to 5V, the result is the same - total stability. >>> You can do it if you need to enable the USB-Host function at USB0 >>> >>> 2015-08-08 23:22 GMT+03:00 William Hermans <[email protected]>: >>> >>>> So far shorting Vusb to ground seems to be doing the trick. We'll give >>>> it a couple days to be "sure". Prior to shorting Vusb to ground, this linux >>>> image would reboot several times a day ( 4-5 ) >>>> >>>> william@xanbustester:~$ uptime >>>>> 13:20:26 up 15:28, 3 users, load average: 0.01, 0.02, 0.05 >>>>> william@xanbustester:~$ uname -r >>>>> 4.2.0-rc4-bone2 >>>>> >>>> >>>> >>>> >>>> On Fri, Aug 7, 2015 at 5:31 PM, William Hermans <[email protected]> >>>> wrote: >>>> >>>>> Starting new post . . . >>>>> >>>>> On Fri, Aug 7, 2015 at 5:19 PM, William Hermans <[email protected]> >>>>> wrote: >>>>> >>>>>> Ok, I'm stuck in a boot loop, what you see above is what I keep >>>>>> getting. Let me explore some. >>>>>> >>>>>> On Fri, Aug 7, 2015 at 5:17 PM, Robert Nelson < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> On Fri, Aug 7, 2015 at 7:13 PM, William Hermans <[email protected]> >>>>>>> wrote: >>>>>>> > These TI kernels support nfsroot ? >>>>>>> >>>>>>> They should. ;) >>>>>>> >>>>>>> bone kernel: bone patchset + mainline >>>>>>> ti kernel: bone patchset + ti patchset + mainline.. >>>>>>> >>>>>>> Regards, >>>>>>> >>>>>>> -- >>>>>>> Robert Nelson >>>>>>> https://rcn-ee.com/ >>>>>>> >>>>>>> -- >>>>>>> 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. >>>> >>> >>> >>> >>> -- >>> LinkedIn - http://www.linkedin.com/in/maximpodbereznyy >>> Company - http://www.linkedin.com/company/mentorel >>> Facebook - https://www.facebook.com/mentorel.company >>> >>> -- >>> 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. >> > > > > -- > LinkedIn - http://www.linkedin.com/in/maximpodbereznyy > Company - http://www.linkedin.com/company/mentorel > Facebook - https://www.facebook.com/mentorel.company > > -- > 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.
