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From: grege@gold.GVG.TEK.COM (Greg Ebert)
Newsgroups: comp.sys.ibm.pc.hardware
Subject: Re: IDE drives: are the interfaces all the same?
Message-ID: <1452@gold.GVG.TEK.COM>
Date: 13 Sep 90 16:19:46 GMT
References: <1990Sep13.133535.23517@noao.edu>
Organization: Grass Valley Group, Grass Valley, CA
Lines: 10

In article <1990Sep13.133535.23517@noao.edu> grandi@noao.edu (Steve Grandi  CCS) writes:
>I have a CompuAdd 386SX system that uses the IDE disk interface.  I
>
>The ribbon cables are not even the same width!  Is the IDE interface
>"standard"?  Should I be able to fudge a cable to make this drive
>work?
>

40 pins = IDE interface
34 pins = ST506 control cable (NOT IDE, or a subset thereof)