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Date:      Sat, 1 Nov 1997 20:57:03 -0800 (PST)
From:      "Jamil J. Weatherbee" <jamil@trojanhorse.ml.org>
To:        =?iso-8859-1?Q?=DEor=F0ur?= Ivarsson <totii@est.is>
Cc:        hackers@FreeBSD.ORG
Subject:   Re: 7400 gates effected by probe routine
Message-ID:  <Pine.BSF.3.96.971101205441.671A-100000@trojanhorse.ml.org>
In-Reply-To: <345BBF14.446B9B3D@est.is>

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Ah... Thanks, What your'e talking about a 7401 (open collector nor) or a
7405 (open collector nand) (TTL Cookbook pg. 137), unfortunately I don't
have a choice with this
so I probably will just forget the probe routines.


> Who does design something like this? There is another 74xx chip with
> four nand gates and open collector outputs to do this, I am not sure for
> how
> long time this will last, but not for long, I think.
> 
> -- 
> Þórður Ívarsson		Thordur Ivarsson
> Rafeindavirki		Electronic technician
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> 
> ---------------------------------------------
> FreeBSD has good features,
> Some others are full of unwanted features!
> ---------------------------------------------
> 




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