> > Where the idea was that it would take the value of SEQ (1 or
> > 2), subtracts one from it to make it 0 or 1 and adds that to
> > the program counter so that if SEQ=1 the next instruction
> > executed would be 'goto Sequence1', and if SEQ=2 the next
> > instruction executed would be 'goto Sequence2'. Again, this is
> > a technique I'd read in my book, is this not
> > reasonable/sensible?
>
> Not for a two-way jump.

Yeah, I understand that, when put in the larger context of the full
program there are more than two entries here and hence the use of
that technique. It's just cut down to two for the purposes of
showing the problem that I was seeing.

> PS.
> Now the question that always comes up in these cases :-)
> Why start learning using the old F84 PIC ? Any special
> reason ? And don't ask here, read this page instead :
> http://www.voti.nl/swp/index.html. :-) :-)

I've been reading various things like this for the last few weeks so
yes I'm planning on switching to a more modern chip very soon :)
thanks for the pointer though :)

Matt

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Matt N. Marsh
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