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- Message-ID: <H.5oAb9sFifao@mips.ruessel.sub.org>
- From: naddy@mips.ruessel.sub.org (Christian Weisgerber)
- Newsgroups: comp.dcom.modems
- Subject: Re: ROM size of Supra v32bis
- Distribution: world
- Organization: My Individual Private Site
- Date: Mon, 17 Aug 1992 01:29:22 CET
- References: <1992Aug7.041520.7580@ccsun7.csie.nctu.edu.tw>
- <1hPCsh#55H77z=captain@broue.rot.qc.ca>
- Lines: 16
- Reply-To: naddy@mips.ruessel.sub.org
-
- In <1hPCsh#55H77z=captain@broue.rot.qc.ca>, Andrew Webster writes:
-
- > The ROMs in the SUPRA modem are 27256-12 (120ns) and 27256-55 ... This seems
- > a little odd, but they probably just used whatever they had at hand.
- > either way, a couple of 27256-12 or -10 ought to to the trick.
-
- NOT SO.
- According to the Rockwell specs there is a "slow" and a "fast" ROM chip.
- The fast one *has* to be a -55ns one (or faster, but I doubt there are
- any). 55ns EPROMs are somewhat difficult to find and expensive. In any
- case, two -12 or -10 EPROMs will not do.
-
-
- bye
- --
- Christian "naddy" Weisgerber, Germany naddy@mips.ruessel.sub.org
-