Andy Kunz wrote:
[snip]
> >Does anyone recall alternative methodologies?
> >Has anyone got a set of semantic rules?
>
> I do mine in a matrix.  Rows are states, columns are stimuli.
> Each cell contains two lines:  New state, Action
> An empty cell implies no change.
> These are very to implement in this fashion in a PIC (done it several
> times), even easier in a Z-80.
>
> Attached is a state table I did for an IR-based alarm clock/cable TV
> converter in a PIC'57.
>
> Andy

Thanks for posting your listing, Andy.  Some may complain about
attachments, but I think that this one is well worth the bandwidth!
 - Nick -