That pin is one of the LCD pins. GPIO pin is not available because the LCD pin is connected to the physical pin instead. You will need to disable HDMi in order to access that pin as a GPIO pin.
The schematic is correct. Gerald On Mon, Dec 9, 2013 at 5:45 AM, Satz Klauer <[email protected]>wrote: > @Gerald: my first assumption that the boot-switch is connected to > GPIO0[22] does not seem to be correct, I can't read this input from my > software. So...is it connected to some other GPIO or do I need to > search for a bug in my software? > > > On Sat, Dec 7, 2013 at 8:48 PM, Gerald Coley <[email protected]> > wrote: > > Power switch is connected to the PMIC. It generates and interrupt to the > > processor. So it can be detected by SW. > > > > Gerald > > > > > > On Sat, Dec 7, 2013 at 6:18 AM, Satz Klauer <[email protected]> > > wrote: > >> > >> Hi, > >> > >> when I'm not wrong the boot-switch of the BBB is connected to GPIO0[22] > so > >> that it could be checked out of software using this input. Reset is > >> connected to the reset line...and the power switch? I could not find > it, so > >> my question: can it be checked via software too? > >> > >> 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/groups/opt_out. > > > > > > -- > > 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/SlMJX-plhUY/unsubscribe. > > To unsubscribe from this group and all its topics, send an email to > > [email protected]. > > For more options, visit https://groups.google.com/groups/opt_out. > > -- > 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/groups/opt_out. > -- 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/groups/opt_out.
