Re: C64 MMU POC

From: Jim Brain <brain_at_jbrain.com>
Date: Mon, 21 Oct 2019 22:16:29 -0500
Message-ID: <ef72a3c1-69af-328a-f976-5e0c049b86d5_at_jbrain.com>
On 10/21/2019 6:14 PM, Mia Magnusson wrote:
>
> Side tracK: isn't this kind of expansion something that could be done
> specifically for the C128 without supporting the C64 (but supporting
> C64 mode on a C128)?

Anything is possible, but I'm nto sure how that affects anything.  The 
C128 uses 4 4464 DRAMs, in a LL,LH,HL,HH config, whereas the 64 uses a 
LL,HL config.  Extending the PCB to cover the second bank is trivial, 
just a second PCB style.  All other things are equal


Jim
Received on 2020-05-29 23:18:32

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