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Re: apple II roms and eproms

Subject: Re: apple II roms and eproms
From: Patrick Schaefer <PSchaefer@epost.de>
Date: Sat, 26 Jun 2004 16:23:47 +0200
Newsgroups: comp.sys.apple2
Organization: am Notebook
References: <xn0djpsie59fgi000@powernews.libero.it> <40d4bf19$1@news.uow.edu.au> <40d4ca0d$1@news.uow.edu.au>
Xref: g2news1.google.com comp.sys.apple2:1413

David Wilson schrieb:

> 2) There are two versions of 128Kx8 EPROMs. One has /OE on
> pin 24 and is not usable in the IIgs. The other has A16 on
> pin 24 and /OE is on pin 2. Compatible EPROMs are:
> 
> Hitachi HN27C301G
> Toshiba TC571001D

My EPROMmer calls them the x301 type (the classic pinout is called
x101). Alternatives are NEC 271000 and Fujitsu 271000 (not 271001).


Patrick

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- Re: apple II roms and eproms
  - From: David Wilson <david@uow.edu.au>
- Re: apple II roms and eproms
  - From: David Wilson <david@uow.edu.au>

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