http://www.elinux.org/Beagleboard:BeagleBoneBlack#Expansion_Header_Usage
Gerald On Mon, Sep 15, 2014 at 2:08 PM, Gerald Coley <[email protected]> wrote: > Looks like C1 is not gated by the 3.3V rail from the BBB connectors. > > > . > Gerald > > > On Mon, Sep 15, 2014 at 1:54 PM, <[email protected]> wrote: > >> Hello all, >> >> I urgently requesting your support! I am desperate! >> I am currently developing a radio cape which has two Atmega328p, 3xRFM69 >> radio modules and some other small things on it. You can find the circuit >> in the following link: >> >> https://drive.google.com/file/d/0B8Fq4yYMgG7uQ3k3WkJUbG9icWs/edit?usp=sharing >> >> When I use this cape on by BBB, the Beagle stopped working during >> operation. I tried to reboot it but it now do not boot up like the issue >> described in the Beagle Wiki as "Improper Power Down". I never unplugged >> the power cord from the board. It just stopped working. >> When the cape is connected to the beagle the components are sourced by >> VDD_3V3Exp and VDD_5V. So no external power supply. I additionally just >> have the Uart4/5 connected to my circuit.... >> >> I would really appreciate your help. Because I really do not understand >> what the matter is! >> >> THANKS A LOT! >> >> >> -- >> 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.
