good :)
On Wed, Oct 9, 2013 at 6:07 PM, Priyank Patel <[email protected]>wrote: > 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. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. 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