Re: [beagleboard] Re: Is it possible to run BBB off cheap rechargeable batteries?

2013-11-12 Thread Juanjo
Your PowerBar and PowerCape are great. PowerBar is quite interesting for Automotive applications where you got 12-14V power. I'm really looking for a UPS like cape which can give me backup power via a LiPo/LiIon in case main power goes out and re-charge the battery. Maybe is a good feature for

[beagleboard] Re: CAUTION: musb: Babble Interrupt Occurred

2013-11-05 Thread Juanjo
In my case I have a cape that connects via USB (besides the usual headers). And I have a TP on VBUS, sometimes just inserting a tester on the test point generates a Babble Interrupt. Mine isn't properly grounded. You can always check the governor and cpu frequency with: juanjo@balin:~$ cat

Re: [beagleboard] GPIO in C weirdness with fseek/fwrite

2013-10-19 Thread Juanjo
Here are some links to start: http://blog.boxysean.com/2012/08/12/first-steps-with-the-beaglebone-pru/ http://www.element14.com/community/community/knode/single-board_computers/next-gen_beaglebone/blog/2013/05/22/bbb--working-with-the-pru-icssprussv2 On Friday, October 18, 2013 10:10:29 PM

[beagleboard] Re: DC signal showing up in audio recorded using the Beaglebone Audio cape?

2013-10-18 Thread Juanjo
I would think the same. Maybe it's DC via for MIC since it shows only when recording is on. On Friday, October 18, 2013 3:36:01 PM UTC-3, eze_rg wrote: Hi Tim, I have just realizaed of this problem, since i'm doing some audio analysis with Octave how did you do to read the codec's

Re: [beagleboard] Re: USB getting disabled after disconnect

2013-10-03 Thread Juanjo
On my experience with last Robert's Kernel (3.8.13-bone28) the only way to reliable USB hotplug is to disable USB suspend when compiling Kernel. juanjo@boil:~$ uname -a Linux boil 3.8.13-bone28 #6 PREEMPT Wed Sep 25 15:18:48 CLT 2013 armv7l GNU/Linux juanjo@boil:~$ zcat /proc/config.gz |grep