Tim's own version of the Catweasel/Compaticard/whatever

From: John Honniball <John.Honniball_at_uwe.ac.uk>
Date: Thu Jul 6 11:39:39 2000

On Wed, 5 Jul 2000 23:04:23 +0100 (BST) Tony Duell
<ard_at_p850ug1.demon.co.uk> wrote:
> > Just a thought about the CPLD vs. TTL discussion: Would it
> > be possible to design the device such that it could be
> > built EITHER in TTL chips OR as a CPLD? With the same
> I've done a significant amount of design with FPGAs (not CLPDs, though,
> so this might be different), and my experience suggests that no matter
> what the manufacturers claim you _can't_ take a TTL-based circuit, feed
> it into the schematic capture program, and expect the result to work
> properly.

I wouldn't expect the two designs to be identical at that
level, just to appear to function the same to the external
world. That way, we'd be able to write the same software
to work with either hardware implementation.

> -tony

John Honniball
Email: John.Honniball_at_uwe.ac.uk
University of the West of England
Received on Thu Jul 06 2000 - 11:39:39 BST

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