Re: VIC-II and luma levels

From: Segher Boessenkool <segher_at_kernel.crashing.org>
Date: Fri, 13 Jan 2012 18:40:23 +0100
Message-Id: <82C97877-5060-4DFC-B040-FCA0FB48BC8B@kernel.crashing.org>
>>> Although the timing stayed the same between 6569R1 and 6569R3,  
>>> the  number of luminance levels changed and the timing of video  
>>> accesses  changed also. Christian Bauer's document has the details.
>>
>> I don't see it?  Do you perhaps misremember, or are you looking
>> at a modified version of his doc?
>
> I misremembered. I think it was Marko Makela who mentioned it, some  
> years ago. The sequence of sprite accesses was different between  
> 6569R1 and 6569R3. With the borders open and sprites in the  
> borders, you could see the difference in at least one of the sprites.

Any chance you can dig up some details?  :-)

I'll look at the timing ROMs.


Segher


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