Re: VIC II replacement

From: Justin <shadow_at_darksideresearch.com>
Date: Tue, 9 Feb 2021 18:06:08 -0500
Message-Id: <91599133-AD45-44FA-A1B7-5180A2B8A04B_at_darksideresearch.com>
I was kind of counting the extra registers list around 6:06 as that but it’s fair to say that it is not full documentation or the like.

Justin

> On Feb 9, 2021, at 17:29, smf <smf_at_null.net> wrote:
> 
> He mentions how to unlock access to the extra vic2 registers, in the
> d000 address range. When in 80 column mode the screen, font and color
> don't appear to be fetched from the normal areas of ram/rom.
> 
> I assume to read/write vram you access it through some $d0xx addresses
> (similar to how VDC ram on the c128 is accessed through $d60x). But I
> didn't see that spelled out.
> 
> On 09/02/2021 12:59, Justin wrote:
>> He goes into reasonable detail during it, showing how to knock on the door to expose the additional display modes etc.  He also says a few times that he may well bump it up to 64k because the high res modes saturate the 32K.
> 
> 
Received on 2021-02-10 01:00:02

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