Re: MAX Machine PLA equations

From: Michał Pleban <>
Date: Sat, 06 Aug 2016 19:29:16 +0200
Message-ID: <>

Francesco Messineo wrote:

> afair, TTL (and NMOS too) floating inputs always go to "1".
> Back in the pre-CMOS era, it was considered "normal" cost saving to
> left TTL inputs floating  to make a logic "1" on them.

Yes, that's right. That might a problem if I put a GAL in there, as I
think (if I remember correctly) it treats floating inputs as 0 not 1.


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Received on 2016-08-06 18:01:20

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