Using a usb extention cable also fixes my issue with thumbdrive. On Sunday, December 1, 2013 2:58:34 PM UTC-8, [email protected] wrote: > > I have two thumb drives same manufacture, different models. One drive I > can insert and it mounts just fine with a udev rule. I can take that drive > in and out as many times as I like and it always mounts and unmounts. The > other drive will lock up the Host, I can reset it by reading > \dev\bus\usb\001\001 file. Curious why one drive works all the time and > the other fails, I put an Oscilloscope on the USB host Power P3-p1, > noticed a small voltage 250mv sag when inserting the drive that always > works, the drive that always fails has a dip of 1V. I placed a 10V 150uF > Tantalum capacitor between U8 Pins 6,7 & 8 and ground to stiffen up the > rail. now both drives work without fail. Hope this helps. > > troy > > On Saturday, August 31, 2013 8:42:09 AM UTC-7, [email protected] wrote: >> >> I'm using my Beaglebone Black with a USB temperature sensor. It works >> very well, however I noticed monitoring stopped last night after roughly 35 >> days uptime. This morning I looked more closely into the log file and >> noticed: >> >> kernel: [2892926.929555] CAUTION: musb: Babble Interrupt Occurred >> >> I wasn't able to successfully reset the USB device and before I was able >> to restart the BBB stopped responding. I power-cycled it and it was back to >> normal again. Any ideas what caused this kernel message? >> >
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