Re: Hacking 1764 RAM expansion to 512KB

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----- Original Message -----
From: "Marko Mäkelä" <marko.makela@hut.fi>
To: <cbm-hackers@cling.gu.se>
Sent: Monday, March 25, 2002 8:19 PM
Subject: Re: Hacking 1764 RAM expansion to 512KB


> http://www.funet.fi/pub/cbm/documents/projects/memory/reu/

Thanks! I have searched on FUNET in many directories, but never thought of
the DOCUMENTS one :-(

> BTW, I've upgraded a 1764 to 512k.  It was quite a bit of desoldering.
> I've also upgraded a 512k REU to 1M, I think.

Since you had already done the job, can you tell me if the 390 ohm resistor
to be placed in the R4 location is really necessary for proper operation of
the upgraded REU with the C64 and the C128?

Thanks, also to Professor Dredd who supplied me tons of links ;-)
  ____                                                             __
 / ___|____   Daniele Gratteri, Italian Commodore and Amiga user  ///
| |   |___/   E-MAIL: daniele_gratteri@inwind.it             __  ///
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