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Re: IWM and un-suitable drives for Macs

Subject: Re: IWM and un-suitable drives for Macs
From: david@uow.edu.au (David Wilson)
Date: 2000/10/08
Newsgroups: comp.sys.apple2
Organization: University of Wollongong
References: <39DDEB7F.2C63D39E@topmail.de> <e9BD5.139$Gs4.203369@news.pacbell.net> <eRHD5.5062$mC.318113@monger.newsread.com> <39DFA61F.13C8846F@intergate.bc.ca>

Wayne Stewart <waynes@intergate.bc.ca> writes:
>The IWM on my ROM 1 & 3 IIgs are 28 pin chips.
>The SWIM  on my Super drive card and a couple of Macs I checked
>are 44 pin chips. Which Macs used a 28 pin SWIM?

None...

28pin DIP IWM: 128, 512, Plus, SE at least (I have an SE motherboard
in front of me as I write). Socketed (at least on the SE).

44pin PLCC IWM: II. Socketed.

44pin PLCC SWIM: IIsi, IIcx etc. Soldered.

At a guess the SE/30 might have been the first Mac with the SWIM as standard.
--
David Wilson  School of IT & CS, Uni of Wollongong, Australia

Follow-Ups:
- Re: IWM and un-suitable drives for Macs
  - From: Greg Buchner <nobody@wavetech.net>

References:
- IWM and un-suitable drives for Macs
  - From: Patrick Schaefer <patrick.schaefer@topmail.de>
- Re: IWM and un-suitable drives for Macs
  - From: "Charles Stephens" <charles_stephens@hotmail.com>
- Re: IWM and un-suitable drives for Macs
  - From: russotto@wanda.vf.pond.com (Matthew T. Russotto)
- Re: IWM and un-suitable drives for Macs
  - From: Wayne Stewart <waynes@intergate.bc.ca>

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