> > *The BBB has 5V/1A power source. When I try to connect external HDD to the > USB port, the HDD is not spinning at all it looks like there is no power > coming from the BBB USB port. * >
Aside from what Robert says, You do realize that a standard HDD can take up to 2A at 12v when it first spins up ? External HDD needs its own power supply . . . On Tue, Dec 23, 2014 at 8:33 AM, Robert Nelson <robertcnel...@gmail.com> wrote: > On Mon, Dec 22, 2014 at 6:14 PM, <ico.ko...@gmail.com> wrote: > > Hello guys, > > First of all I am running Debian distribution on BBB from the official > site. > > > > Debian (BeagleBone, BeagleBone Black - 2GB SD) 2014-05-14 - more info - > > bittorrent - md5: 35877ce21e8ed0eb1bdc6819ad71c317 > > > http://debian.beagleboard.org/images/bone-debian-7.5-2014-05-14-2gb.img.xz > > > > The BBB has 5V/1A power source. When I try to connect external HDD to the > > USB port, the HDD is not spinning at all it looks like there is no power > > coming from the BBB USB port. > > > > > > root@beaglebone:~# ls /dev/sd* > > ls: cannot access /dev/sd*: No such file or directory > > > > > > This is happening only until I restart the BBB board (and in case not to > > unplug the HDD). No power comes from the USB port until I restart the > board > > with connected device (Not even charging the phone). > > > > What I am trying to do is to plug the HDD and see the device in /dev/ > > without rebooting every time I connect a device. (For example I have 3 > > external HDD drives). > > usb hotplug is hit and mis with v3.8.x. > > Either upgrade to v3.14.x or make sure your drive is plugged in before > power on. > > Regards, > > -- > Robert Nelson > http://www.rcn-ee.com/ > > -- > 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 beagleboard+unsubscr...@googlegroups.com. > 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
