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<== Date ==> <== Thread ==>

Subject: Re: A multiway switch record for the new switchable links.
From: [email protected] (Bill Brown)
To: [email protected], [email protected]
Date: Tue, 8 Oct 96 15:00:32 PDT
[email protected] (Nick Rees) sez:

> I have been using R3.13.0 alpha 5 for a while now, and even had
> occasion to use the switchable links. What we appear to need now is a
> switch record, and probably a multipole, multiway switch record.
> 
> I have thought a bit about how this could work. Take the example of a
> single pole multiway switch which can make a single input link switch
> between a number of fields. Ideally it would appear on the database
> diagram as connected on its input side to the multiple fields it is
> switching between, and connected on the other (output) side to the
> single input link. There would be a multiple choice selection mechanism
> like the mbb records to select which field the input link refers to.

Hmmmm - the hardware term that come to mind is "mux" (multiplexer).
To be complete, a "de-mux" would also seem to be appropriate.

One could probably bash someting together as a proof of principal using
a subroutine record.

Oh, what tangled paths we weave.....

-bill


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