Got the current SRM, my PDF was January 2013! I guess not Mr Coley's finger nails on the 1st page? :-)
So does the BBB have 65K ways of booting up? It surely seems to be an overkill using 16 pins, but what do I know. :-) On Friday, February 13, 2015 at 7:30:38 AM UTC+11, Charles Steinkuehler wrote: > > SRM = System Reference Manual > > You can find it alongside the hardware design files: > > > http://elinux.org/Beagleboard:BeagleBoneBlack#LATEST_PRODUCTION_FILES_.28C.29 > > Sections 8.1.1 and 8.3 cover using the LCD/boot pins. > > On 2/12/2015 2:16 PM, JS-BBB wrote: > > Thanks Charles, I was afraid of that. I'm learning a lot, real fast. > > > > SRM?? Something new, I guess it's the equivalent of "Read The Fabulous > > Manual"? :-) > > > > So it's back to using the internal pull ups for those pins, not too bad > I > > guess. If I need to make another board in the future I can use a couple > of > > 74HC365 tristate buffers to isolate those pins at reset. > > > > On Friday, February 13, 2015 at 1:07:57 AM UTC+11, Charles Steinkuehler > > wrote: > >> > >> > >>> Is there some EEPROM or "fuse" settings for that? > >> > >> No. The boot pins are used by the hardware when it comes out of reset > >> to determine the desired boot mode. If you wish to drive these pins, > >> you need to insure you do so only after the system reset line goes > high. > >> > >> This is all covered in the BBB SRM. > >> > >> -- > >> Charles Steinkuehler > >> [email protected] <javascript:> > > > -- > Charles Steinkuehler > [email protected] <javascript:> > -- 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.
