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- Path: sparky!uunet!cs.utexas.edu!asuvax!ukma!cs.widener.edu!dsinc!bagate!cbmvax!jesup
- From: jesup@cbmvax.commodore.com (Randell Jesup)
- Newsgroups: comp.periphs.scsi
- Subject: Re: Seagate and Macintosh...
- Message-ID: <38766@cbmvax.commodore.com>
- Date: 25 Jan 93 08:35:52 GMT
- References: <1993Jan4.223942.22154@cc.umontreal.ca> <doctor.06qn@k9.UUCP> <34753@goofy.apple.COM> <ERIC.93Jan21133100@iceland.telebit.com>
- Reply-To: jesup@cbmvax.commodore.com (Randell Jesup)
- Organization: Commodore, West Chester, PA
- Lines: 15
-
- >Actually, you are allowed to drive the bus high, but you can't do it
- >continuously, only when you know you "own" a signal. This is essential to
- >achieve high data rates. The chips that do this typically only drive it
- >high for a short time when they deassert a signal.
-
- The common term for this is "active negation". Many of the newer
- SCSI-FAST chips will do this.
-
- --
- GNU Emacs is a LISP operating system disguised as a word processor.
- - Doug Mohney, in comp.arch
-
- Randell Jesup, Jack-of-quite-a-few-trades, Commodore Engineering.
- jesup@cbmvax.commodore.com BIX: rjesup
- Disclaimer: Nothing I say is anything other than my personal opinion.
-