Date: Fri, 19 Sep 1997 11:40:14 +0930 From: Greg Lehey <grog@lemis.com> To: Mike Smith <mike@smith.net.au> Cc: Joerg Wunsch <joerg_wunsch@uriah.heep.sax.de>, hackers@FreeBSD.ORG Subject: Re: INB question Message-ID: <19970919114014.62916@lemis.com> In-Reply-To: <199709190206.LAA03892@word.smith.net.au>; from Mike Smith on Fri, Sep 19, 1997 at 11:36:03AM %2B0930 References: <19970919111434.20114@lemis.com> <199709190206.LAA03892@word.smith.net.au>
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On Fri, Sep 19, 1997 at 11:36:03AM +0930, Mike Smith wrote: >>>>> The ISA specification explicitly requires bus pullup resistors. It may >>>>> be unwise to depend on reading 0xff back-to-back with a previous read/ >>>>> write operation, ... >>>> >>>> That's why i wrote ``unspecified, with a tendency to 0xff''. >>> >>> The implication (as an english speaker) from your claim was >>> "unspecified but sometimes 0xff". It would be civilised to qualify the >>> "tendency" under the circumstances. >> >> To be fair, I think that this is the same as "indeterminate, but with >> an above-average likelihood of being 0xff". I don't think this has >> anything to do with the fact that I speak German. > > That's still not good enough. The reality is "0xff under all except > certain specific circumstances". "Tendency" and "likelihood" both > imply indeterminacy which is not present in this case. Any sufficiently advanced technology is indistinguishable from magic. Without going into detail which the original discussion didn't warrant, I believe it's correct to say "tending to be 0xff". This is a statistical statement for those who don't have a logic analyzer probe coming out of their left forefinger. Greg
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