There are three digital inputs - start, stop, and aux. Aux can be
either an input or output. If Aux is clock, start is a run / setup
toggle, then stop could be a mode.
Dave
--- In
ComputerVoltageSources@yahoogroups.com, John Mahoney > I
forget... Are there some extra (digital) inputs that could be used
> to change the mode on the fly? That would be useful with any clock.
> Likewise for a reset-to-step-1 input.
>
> If using a programmable clock such as a PSIM, the clock could exert
> additional control via the mode inputs -- switching between up and
> down modes every 'N' beats, for example.
>
> I suppose this kind of thing could be handled via the MIDI
interface,
> but we like voltage control, right? :-)
> --
> john
>