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- Path: sparky!uunet!mcsun!Germany.EU.net!Urmel.Informatik.RWTH-Aachen.DE!tornado.oche.de!discworld.oche.sub.org!rincewind
- From: rincewind@discworld.oche.sub.org (Rincewind alias Michael Schwingen)
- Newsgroups: comp.sys.atari.st.tech
- Message-ID: <H.346PH2rMMFo@discworld.oche.sub.org>
- Organization: This is the Discworld, which travels through the space on the
- back of four elephants which themselves stand on the shell of Great
- A' Tuin, the sky turtle.
- Subject: Re: 520ST MMU pinout?
- Summary: need pinout for 520ST MMU
- References: Re: 520ST MMU pinout?
- Reply-To: rincewind@discworld.oche.sub.org
- X-Software: HERMES GUS 1.03 Rev. Apr 14 1992
- Date: Thu, 12 Nov 1992 18:16:08 MEST
- Lines: 41
-
- In <721294779.23635@hitech.com.au>, Clyde Smith-Stubbs writes:
- >Can anyone give me the pinout for the MMU in a 520ST (1986 vintage)
- >I want to add another RAM bank, and need to know where to get the
- >second bank RAS signal.
- >
- Here you go:
- 43 27
- 44++++++++++++26
- + +
- + +
- + +
- + +
- + * +
- 60++++++++++++10
- 61 1 9
-
- Pin Signal
- ------------
- 1 D4
- 6 /CAS0H
- 7 /CAS0L
- 8 /RAS0
- 10 Vcc
- 18 /RAS1
- 21 /CAS1L
- 22 /CAS1H
- 23 /WE
- 27 GND
- 44 Vcc
- 61 GND
-
-
- cu
- Michael
- --
- Michael Schwingen, Ahornstrasse 36, W-5100 Aachen, Germany voice: 0241-876165
- Univ.: michaels@pool.informatik.rwth-aachen.de <--- use this for long mails!
- Home: rincewind@discworld.oche.sub.org Maus: Michael Schwingen@AC3
- IRC: Rincewind
- "The only way housework could be done in this place was with a shovel or, for
- preference, a match." Terry Pratchett, Witches Abroad
-