Yes, there is a current restriction on boot up. It is part of the USB standard and imposed by the PC. 100mA max until the ports is recognized by the PC.
Gerald On Mon, May 26, 2014 at 5:33 AM, <duartecar...@gmail.com> wrote: > > Hi, > > I've been working with USB Hub from Texas Instruments (TSUB2046BVF) and > i've tried to plug it to my BBB and everything works fine if i plug devices > before BBB boot up but when i unplug and plug again (hotplug) it is not > recognized. > > Based on some forum posts I realized that this is a Software problem on > the BBB, so my question is if there's any new update or some workaround to > solve this problem? > > Another question is regarding the power using only the USB, is there any > current restrictions during BBB boot up? because if i power some HW to BBB > 5V (consuming about 150mA) the BBB does not boot. > > Thanks in advance. > > Regards, > Duarte Carona > > -- > 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.
