[sdiy] avrsyn code / more pots

[Jaroslaw Ziembicki]

> > I don't think there are any spare knobs for the resonance control but
> > perhaps you could use a spare switch to select what function a certain
knob
> > is controlling. When the avr reads the knob values, it could check a
switch
> > value then load the knob value into the correct location based on the
switch
> > setting.
>
> I had this idea as well. Maybe use two switches as a "page select". The
> code would have to keep an extra copy of all switch and pot settings
> and only update the real parameters when an input changes. Another option
> is to MIDIfy all of the parameters. I might do this in preparation for
> another project I'm working on.

I don't like the idea of using one pot for two or more parameters.
What about using a multiplexer (4051) and have 7 additional analog inputs?
Of course in such case you have to sacrify 3 I/O pins as control lines for
4051.

Regards, Jarek