Is it viable to get a cheap hub and manually wire the 5V to that hub from the 5V in, completely bypassing the BBB's circuits entirely? Or are there gotchas with that also, initialisation timing or something else I haven't thought of?
On Thu, Oct 3, 2013 at 10:27 AM, garyamort <[email protected]> wrote: > > > On Wednesday, October 2, 2013 4:56:34 PM UTC-4, Ivan Korman wrote: >> >> Any further hint? >> >> > So, finally googled skt1160 and after looking through the results, I'm > thinking the issue might be the device. Based on > http://www.raspberrypi.org/phpBB3/viewtopic.php?f=33&t=18831&sid=057d5de92feb665cf10f4905c1929e32 > where > you have many different people having varying degrees of failures - > including some where it works only if plugged in upon bootup and not > unplugged, and others where they have to periodically unplug it and plug it > back in - my guess is that because this chip is so generic that the quality > of production is all over the place. > > I'd also guess that your issue is related to power. Even though your BBB > has a decent power supply, I'm betting that TI was very careful with power > regulation for the USB host and it just will NOT supply more than 500mA of > power[which is what it is clearly rated to for and which is more than > enough for any USB compliant device]. > > Wheras if the producer of your your particular device was sloppy/didn't > care they may need more than 500mA which most PC's these days will provide > despite it being so far out of spec. > > > > -- > 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/groups/opt_out. > -- 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/groups/opt_out.
