Dan: What is the part number for your U4 ?
You are going to have to add some I2C pull-up resistors somewhere. Thanks, --- Graham == On Wednesday, October 11, 2017 at 10:08:10 AM UTC-5, Dan Brown wrote: > > If you are just trying to hook up a quick and dirty connection, then tie > 15 and 13 together for grounding the ID pin. Then you will tie 5 and 7 > together so the CPU understands there is a USB port in use and it is > powered. Your USB connector connects then to pins 7, 9, 11, and 15. Pin > 15 is already connected to system ground. > > In my circuit I am using the Power section from the BBB to do this a bit > cleaner. > > > <https://lh3.googleusercontent.com/-8E4TqZsKvhQ/Wd4zWh9Rj7I/AAAAAAAAHC8/uqalauqOj3cd1GIRW3aTOMlXAJL-1N5qQCLcBGAs/s1600/PB%2BUSB%2BEXP.png> > > On Wednesday, October 11, 2017 at 10:19:02 AM UTC-4, Andy Bushnell wrote: >> >> On the pinouts 5,7,9,11,13 and 15 are shown as USB1. So: >> >> tie ID to Gnd (15,13) and 15 to gnd on the connector >> There is a Vin(7) and Vbus(5). One of those are not used for the +5 >> connection? So +5 goes to pin Vout(13) >> >> Is Vin used when the power is flowing into the PB from the USB? >> >> Thanks >> Andy >> > -- 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]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/bd4164fb-6278-4827-8d0d-3e8609c5847a%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
