@TJF, You do realize that audio is more than just an ADC. Think equalization, dynamic range, etc. Also, you need streaming and that requires a lot more code on the ARM side which isn’t necessary when you use a CODEC and the ALSA framework.
Regards, John > On Jul 15, 2016, at 7:42 AM, TJF <[email protected]> wrote: > > Hi! > > Am Freitag, 15. Juli 2016 00:33:44 UTC+2 schrieb [email protected]: > I'm looking to use an electret microphone with a beaglebone black for my > project. Can't I directly plug the mic into an analog pin and use the data? > Do I need a pre amplifier circuit kind of thing to use the mic with a BBB? > > The AIN pins range is 0 to 1V8. You'd need an amplifier to shift the mic > voltage (by 0V9) and limit the output (to 0V9). But no need for any codec nor > Audio Cape. For high speed ADC (>4kS/s) use libpruio > <http://beagleboard.org/project/libpruio/>. > > BR > > -- > For more options, visit http://beagleboard.org/discuss > <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] > <mailto:[email protected]>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/beagleboard/0526f0e2-13d9-4a5e-922f-ba24e5eb86ef%40googlegroups.com > > <https://groups.google.com/d/msgid/beagleboard/0526f0e2-13d9-4a5e-922f-ba24e5eb86ef%40googlegroups.com?utm_medium=email&utm_source=footer>. > For more options, visit https://groups.google.com/d/optout > <https://groups.google.com/d/optout>. -- 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]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/0990972F-8580-4AF8-AE1C-3AF8AC1A1864%40gmail.com. For more options, visit https://groups.google.com/d/optout.
