[sdiy] FracRak digital module?

[Gordon JC Pearce]

On Fri, 2011-04-22 at 10:26 -0400, David Betz wrote:
> I'm thinking of building a FracRak format modular synthesizer and
> would like to find a module in that format that has some analog inputs
> and outputs and a microcontroller or DSP with open source firmware
> that can be loaded with custom code. Actually, something with an FPGA
> would be even nicer. Does anyone know of something like that that
> would fit into a modular system? A few years ago there was a module
> called PSIM-1 that had a PIC chip but it is no longer being made.

You could use an AVR configured in a similar way to the ubiquitous
Arduino, and take a look at:

https://github.com/gordonjcp/gyoza

... and maybe finish some of the coding for me ;-)

Gordon MM0YEQ