Is this a circuitco board ? On Tue, Dec 1, 2015 at 2:10 PM, Bryan Hood <[email protected]> wrote:
> Oh wow! I have an answer. I went to go probe U7, the EEPROM, and > discovered that it has fallen off the PCB. All that was left was a single > pin dangling on a pad. I can see where the other chip legs used to be > soldered on.There must have been a defect during the SMT process. > > So my next question is, is there a way to get a programmed EEPROM to fix > my BBB? Can I get an RMA? Or should I just buy a new one? > > On Tue, Dec 1, 2015 at 1:01 PM, Bryan Hood <[email protected]> wrote: > >> Here is my UART output: >> >> U-Boot SPL 2014.04-00014-g47880f5 (Apr 22 2014 - 13:23:54) >> Could not probe the EEPROM; something fundamentally wrong on the I2C bus. >> Could not get board ID. >> Could not probe the EEPROM; something fundamentally wrong on the I2C bus. >> Could not get board ID. >> Unknown board, cannot configure pinmux.### ERROR ### Please RESET the >> board ### >> >> >> On reset, the same message repeats. I'll probe the I2C bus and see what I >> can find. >> >> Bryan >> >> >> On Sun, Nov 29, 2015 at 10:40 PM, William Hermans <[email protected]> >> wrote: >> >>> Make sure your serial adapter is 3v3 ttl. >>> >>> On Sun, Nov 29, 2015 at 11:16 PM, Bryan Hood <[email protected]> >>> wrote: >>> >>>> Hi William, >>>> >>>> I tried flashing the eMMC as you suggested, but no luck. The LEDs never >>>> turned on, so I just waited a very long time. I'll work on getting the >>>> serial output next. >>>> >>>> Thanks, >>>> >>>> Bryan >>>> >>>> On Sun, Nov 29, 2015 at 7:44 PM, William Hermans <[email protected]> >>>> wrote: >>>> >>>>> Using a serial debug cable will give you a better idea of what's going >>>>> on. It will not always let you know exactly what the problem is, but based >>>>> on what you get as output, someone here could give you a better idea >>>>> what's happening. >>>>> >>>>> Passed that . . . try flashing this to sdcard, and booting from it. >>>>> >>>>> >>>>> http://debian.beagleboard.org/images/bone-debian-7.5-2014-05-14-2gb.img.xz >>>>> >>>>> This is an older image, and I have a good reason as to why you should >>>>> attempt booting from this. Older eMMC images can interfere with newer >>>>> sdcard images at boot. This should give you( us ) a better idea what is >>>>> going on. Typically though, with an older 1st, and 2nd stage boot loader, >>>>> if you press and hold the boot button at boot. the board should be forced >>>>> to boot from, and use the 1st, and 2nd stage bootloader from the sd card, >>>>> instead of attempting to use the boot loaders from the eMC . . . >>>>> >>>>> On Sun, Nov 29, 2015 at 7:45 PM, Bryan Hood <[email protected]> >>>>> wrote: >>>>> >>>>>> I've got a beagle bone black that used to have debian on it, but it's >>>>>> been sitting on my desk unpowered for over a year. I recently tried >>>>>> booting >>>>>> it, but the user LEDs won't turn on; only the power LED will light up. I >>>>>> tried programming the on board flash, and booting from a microSD card, >>>>>> but >>>>>> no luck. Any suggestions? I've got tools at work to probe the debug >>>>>> header, >>>>>> but I'm hoping it doesn't come to that. Thanks! >>>>>> >>>>>> -- >>>>>> 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 a topic in the >>>>> Google Groups "BeagleBoard" group. >>>>> To unsubscribe from this topic, visit >>>>> https://groups.google.com/d/topic/beagleboard/jUhsE9jPSUo/unsubscribe. >>>>> To unsubscribe from this group and all its topics, 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 a topic in the >>> Google Groups "BeagleBoard" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/beagleboard/jUhsE9jPSUo/unsubscribe. >>> To unsubscribe from this group and all its topics, 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.
