Re: NTSC VIC-II timing

From: silverdr_at_wfmh.org.pl
Date: Wed, 21 Jun 2017 18:35:24 +0200
Message-Id: <200BE8C0-76A1-4813-8761-CEF9874736DA@wfmh.org.pl>
> On 2017-06-21, at 18:25, Spiro Trikaliotis <ml-cbmhackers@trikaliotis.net> wrote:
> 
>>> most demos or games probably dont care about detecting the difference - as the 
>>> 64 cycle VIC is extremely rare.
>> 
>> Maybe I am impractical indeed, yet I can't envision a commercial
>> product (game f.e.) that would just break because the machine has a
>> different but still valid VIC chip inside.
> 
> There were commercial products that just broke because the user had the
> -02 KERNAL ROM in the C64, setting the text color to the background
> color whenver the screen was cleared.
> 
> The -02 KERNAL was much more widespread the the old NTSC VIC-II.
> 
> Thus, your argument is not completely valid, because they just did it.

I understand (and know, in fact). But it seems I wasn't entirely clear. The sentence should be read as: "I can't envision [myself writing] a commercial product (game f.e.) that would just break because the machine has a different but still valid VIC chip inside". Not that I am writing one now ;-) but the old habits never die...

-- 
SD! - http://e4aws.silverdr.com/


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Received on 2017-06-21 17:05:26

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