Yes. The negative side of the 5 Volt regulated supply goes to BBB system ground, which includes P9-1 and P9-2. --- Graham
== On Saturday, August 29, 2015 at 5:18:20 PM UTC-5, [email protected] wrote: > > Hello. I've found this thread to be quite helpful so far, thank you all. > I have a question regarding where one would connect the "minus" side of my > regulated voltage. I have AC -> 24 -> regulated 5v. I know I would > connect positive to P9_5,6, but would I connect the negative of my 5v > regulated supply to P9_1,2 (BBB gnd)? > > On Monday, April 21, 2014 at 5:38:29 AM UTC-7, Gerald wrote: >> >> Try reading the System Reference Manual and looking at the schematics. >> You will see that one conects to the DC input and the other connects to the >> DC output of the power management IC, >> >> http://www.elinux.org/Beagleboard:BeagleBoneBlack >> >> Gerald >> >> >> >> On Sun, Apr 20, 2014 at 12:35 PM, Carl Schaefer <[email protected]> >> wrote: >> >>> Gerald >>> >>> I'm a little confused on this point. As I understand it, you can supply >>> 5 V regulated to P9, pins 5 & 6, correct? Do I use P9 pins 7 & 8 to supply >>> 5V to an external breadboard? What happens if you supply 5V to pins 5 or >>> 6 if you power the BBB with 5V from the barrel connector or the USB port. >>> >>> Carl >>> >>> -- >>> 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.
