Hey Pedro, I got it working. I assume the board was not getting enough juice from usb connection from computer. So I used a dedicated 5v 1A charger. And I was able to manipulate the conf file to set syba usb dongle as default audio mic facility. Thanks. On Oct 9, 2013 6:02 PM, "Pedro A. Melendez" <[email protected]> wrote:
> I'm using this angstrom image and is auto detected by the os, I have seen > some time after updating it does not appear, but it happen because not all > alsa component updated. this is the image I'm currently using * > 'Angstrom-Cloud9-IDE-GNOME-eglibc-ipk-v2012.12-beaglebone-2013.09.05'* > > -Pedro > > > On Wed, Oct 9, 2013 at 1:38 AM, Priyank Patel > <[email protected]>wrote: > >> Hi Pedro, >> I have bought syba usb audio adapter similar to yours. I plugged it in >> but I am not able to see it on command aplay - L. Please let me know how >> did you figure out. Also, I would like to know how to set it as default >> mic in And output. Thanks. >> On Sep 30, 2013 11:37 PM, "Pedro A. Melendez" <[email protected]> >> wrote: >> >>> I'm using SYBA usb audio dongle is 11 bucks and it works. It appears as >>> a second audio device if you dont disable the hdmi cape. >>> -Pedro >>> >>> >>> On Mon, Sep 30, 2013 at 11:32 PM, <[email protected]> wrote: >>> >>>> Hi Priyank, >>>> >>>> the audio cape will do the sampling for you. This will release >>>> a great processing burden from the shoulders of the CPU. The >>>> A/D-converter (analog to digital converter) of the audio cape >>>> will do this for you. >>>> In the simpliest case, you only need to grab the samples and put >>>> it on SD-card/disc (raw format). This means recording. In case >>>> of an hearing aid, this is not that useful, since you will "hear it >>>> later", hahahaha! :) >>>> Take a deep look into the datasheet of the tlv320aic3106, which is >>>> TIs audio processor they put on the audio cape. This little beast is >>>> capable of much more than simple sampling. For example you will get >>>> a maximum sampling rate of 96 kHz, which means -- capable microphones >>>> provided -- you can sample sound up to 24 kHz. >>>> One thing: I dont know, how much of the features of this chip are >>>> build into the driver! Means: May be you will need to hack the kernel >>>> driver a little or a little more... ;) But as there is a driver >>>> already there this will not be THAT complicated. >>>> To get the cape running with the BBB is a little tricky (driver >>>> selection in the kernel (you use Robert Nelsons fantastic kernel?)) >>>> and you need to disable HDMI and eMMC as far as I know. >>>> But it will definetly run with the BBB after some tweaking (or in >>>> other words: I have a BBB and an AUDIO cape and a LCD7 cape (A2) >>>> running together nicely after some hacking of the device tree). >>>> >>>> HTH! >>>> Best regards, >>>> mcc >>>> >>>> >>>> >>>> Priyank Patel <[email protected]> [13-10-01 05:12]: >>>> > Thanks for the quick reply. I will be sure to get the audio cape. >>>> After >>>> > getting the audio cape, I suppose, I need to capture the mic input and >>>> > sample it (I think ALSA does that?). Further, I will need to >>>> implement DSP >>>> > algorithms. I researched on that and found the OMAP built into the >>>> > beagleboard (Here I refer to the original beagleboard) has the >>>> ability to >>>> > do DSP functions via Gstreamer tweaking (gst-dsp project). I am >>>> wondering >>>> > if there is similar OMAP processor built into beaglebone black (which >>>> I am >>>> > using for my project). Please, let me know how-to deploy dsp function >>>> on >>>> > BBLK. Thanks. :) >>>> > Priyank. >>>> > >>>> > On Monday, September 30, 2013 10:53:17 PM UTC-4, [email protected]: >>>> > > >>>> > > Hi Priyank, >>>> > > >>>> > > two things to consider: >>>> > > For me "hearing aid" implies to increase the volume of a audio >>>> > > signal. But you cannot process signals, which do not arrive at the >>>> > > A/D-converter. >>>> > > The cheap USB-Audio-Dongles have a no stereo mic inout. It is only >>>> > > mono (or in other words: All USB-dongles I looked for, have a mono >>>> > > input...I didnt find any dongle with a stereo input). A hearing >>>> > > aid which feeds the same signal to both ears (mono) will destroy >>>> > > the human ability to locate sounds. While crossing over roads (for >>>> > > example) >>>> > > without being able to locate a sound could be fatal... ;) >>>> > > Furthermore it may be possible, that the input amplifier of such >>>> > > dongles isn't powerful enough to amplify a mic's signal. May be the >>>> > > advertising of such dongles confuses "Line In" with "Mic In" for >>>> > > obvious reasons. >>>> > > >>>> > > >>>> > > Best regards, >>>> > > mcc >>>> > > >>>> > > >>>> > > >>>> > > Priyank Patel <[email protected] <javascript:>> [13-10-01 03 >>>> :59]: >>>> > > > Hello, >>>> > > > I was researching within the thread and found out that a USB audio >>>> > > dongle >>>> > > > might be a cheap alternative to buying a Audio cape. I just >>>> wanted to >>>> > > know >>>> > > > if it would work for my hearing aid application (i.e. to send an >>>> input >>>> > > to >>>> > > > beaglebone black and receiving it back via the same USB audio >>>> dongle) >>>> > > > p.s. I am not looking to get a very high quality sound, just need >>>> to >>>> > > make >>>> > > > it work. >>>> > > > Thanks in advance. >>>> > > > Priyank. >>>> > > > >>>> > > > On Monday, September 30, 2013 4:48:56 AM UTC-4, lisarden wrote: >>>> > > > > >>>> > > > > probably you should have a look at arecord sources to figure >>>> out how >>>> > > to >>>> > > > > capture samples from a sound card >>>> > > > > >>>> > > > > >>>> > > > > 2013/9/30 Priyank Patel <[email protected] <javascript:>> >>>> > > > > >>>> > > > >> Thanks for the suggestion. >>>> > > > >> Now as I stated earlier I m a beginner, I don't know where to >>>> start >>>> > > with >>>> > > > >> programming. I refer to the part where I need to sample the >>>> data >>>> > > coming >>>> > > > >> from a microphone and implement dsp algorithms. Please point >>>> me in >>>> > > right >>>> > > > >> direction or some references. Thanks again. >>>> > > > >> On Sep 30, 2013 3:43 AM, "Maxim Podbereznyy" < >>>> [email protected]<javascript:>> >>>> > > >>>> > > > >> wrote: >>>> > > > >> >>>> > > > >>> yes. It was discussed here already >>>> > > > >>> >>>> > > > >>> >>>> > > > >>> 2013/9/30 Priyank Patel <[email protected] <javascript:>> >>>> > > > >>> >>>> > > > >>>> Is audio cape compatible with BBLK. I think I need to >>>> disable the >>>> > > hdmi >>>> > > > >>>> functionality in order to use the audio cape. >>>> > > > >>>> >>>> > > > >>>> -- >>>> > > > >>>> 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] <javascript:>. >>>> > > > >>>> For more options, visit >>>> https://groups.google.com/groups/opt_out. >>>> > > > >>>> >>>> > > > >>> >>>> > > > >>> >>>> > > > >>> >>>> > > > >>> -- >>>> > > > >>> LinkedIn - http://www.linkedin.com/in/maximpodbereznyy >>>> > > > >>> Company - http://www.linkedin.com/company/mentorel >>>> > > > >>> Facebook - https://www.facebook.com/mentorel.company >>>> > > > >>> >>>> > > > >>> -- >>>> > > > >>> For more options, visit http://beagleboard.org/discuss >>>> > > > >>> --- >>>> > > > >>> You received this message because you are subscribed to a >>>> topic in >>>> > > the >>>> > > > >>> Google Groups "BeagleBoard" group. >>>> > > > >>> To unsubscribe from this topic, visit >>>> > > > >>> >>>> > > >>>> https://groups.google.com/d/topic/beagleboard/spmJODUYSp0/unsubscribe. >>>> > > > >>> To unsubscribe from this group and all its topics, send an >>>> email to >>>> > > > >>> [email protected] <javascript:>. >>>> > > > >>> >>>> > > > >>> 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] <javascript:>. >>>> > > > >> For more options, visit >>>> https://groups.google.com/groups/opt_out. >>>> > > > >> >>>> > > > > >>>> > > > > >>>> > > > > >>>> > > > > -- >>>> > > > > LinkedIn - http://www.linkedin.com/in/maximpodbereznyy >>>> > > > > Company - http://www.linkedin.com/company/mentorel >>>> > > > > Facebook - https://www.facebook.com/mentorel.company >>>> > > > > >>>> > > > >>>> > > > -- >>>> > > > 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] <javascript:>. >>>> > > > 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. >>>> >>>> -- >>>> 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 a topic in the >>> Google Groups "BeagleBoard" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/beagleboard/spmJODUYSp0/unsubscribe. >>> To unsubscribe from this group and all its topics, 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. >> > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to a topic in the > Google Groups "BeagleBoard" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/beagleboard/spmJODUYSp0/unsubscribe. > To unsubscribe from this group and all its topics, 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.
