[sdiy] Top Octave Synthesizer

[Seb Francis]

Tom Arnold wrote:
> On Fri, Jul 07, 2006 at 04:23:43PM -0500, Spencer Johnson wrote:
>   
>> does anyone here have any leads on where i could purchase several (or
>> just one if thats all thats available) S50240's or the like? i'm
>> building a few keyboards, and a top octave synthesizer is a much
>> simpler (IMO) solution. i've look everywhere, and i can't find any...
>>     
>
> http://www.organservice.com/crm/topdividers.htm
>
> Also I cant find the code right now but someone on this list wrote an octave
> generator in a PIC.  While a PIC isnt fast enough to do the top octave, a
> Scenix/Ubicom chip definatly is.
>
> Never mind, I did find it finally :
> http://chip.aeug.org/other.html
>
>   

The PIC16C54 used in this design would also work with a 32MHz crystal 
instead of 16MHz which would bump it up an octave.

Seb