AVR-Chat

This is on Freescale HCS12

http://www.youtube.com/watch?v=BWQVCscbBvc

Source (C++) and a rather elaborate report at

http://users.ece.utexas.edu/~rpuri/OptoPhone.zip

Donno if you'd find something useful here ... hope you do.


Ranjit


On Tue, May 19, 2009 at 6:16 PM, Julian Higginson
<julian.h@bruttour.com.au>wrote:

>
>
> I seem to remember there is an avr synth project out there somewhere.
> It implements a basic subtractive synth in firmware...
>
> I think it's just a monosynth though.
>
> Aaaah - here you go:
> http://www.elby-designs.com/avrsynth/avrsyn-about.htm
>
> I don't know how you'd go with polyphony, or more of a sample based
> instrument.
> You'll probably be better off with an ARM, or something....
>
> Julian
>
>
> -----Original Message-----
> From: AVR-Chat@yahoogroups.com <AVR-Chat%40yahoogroups.com> [mailto:
> AVR-Chat@yahoogroups.com <AVR-Chat%40yahoogroups.com>] On Behalf
> Of Tim Mitchell
> Sent: Wednesday, 20 May 2009 12:16 AM
> To: AVR-Chat@yahoogroups.com <AVR-Chat%40yahoogroups.com>
> Subject: [AVR-Chat] Making music with AVR???
>
> I've been asked to make a device which will produce sounds, notes and
> music. This is an add on to a unit controlled by a mega128.
> We've previously made something for this customer which plays back WAV
> samples off a compact flash card, but this time they would like
> something more synthesised. We have also made a simple synth using a
> mega8 generating a wave using PWM from a wavetable, but it's very basic
> and sounds it.
>
> Mobile phones do this sort of thing routinely these days, but you can't
> get the "synth" chips you used to be able to buy like the good old
> AY-3-8910 and that type of thing.
>
> Has anyone done anything like this with up to date technology?
>
> --
> Tim Mitchell
>
> ------------------------------------
>
> Yahoo! Groups Links
>
>  
>


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