RE: 6561 (PAL VIC-I) interlace mode bit

From: Bil Herd <*bherd_at_mercury-cg.com*> Date: Sat, 27 Aug 2011 13:59:29 -0400 Message-ID: <50a5f2e71f732d480fa8713fccfc2d9b@mail.gmail.com> · bherd_at_mercury-cg.com

See that big stretch of consistent stuff?  That's the sprite collision
logic section.

-----Original Message-----
From: owner-cbm-hackers@musoftware.de
[mailto:owner-cbm-hackers@musoftware.de] On Behalf Of Gerrit Heitsch
Sent: Saturday, August 27, 2011 1:59 PM
To: cbm-hackers@musoftware.de
Subject: Re: 6561 (PAL VIC-I) interlace mode bit

On 08/26/2011 06:04 PM, Segher Boessenkool wrote:
>>> I've looked at the Y decoder on the 6561 (PAL) chip.
>>
>> Sorry if I didn't follow the discussion, but what does "look" mean?
>
> Look at this:
> http://visual6502.org/images/pages/MOS_6561_VIC_die_shots.html
>
> (I don't make the pictures, I just look at them, fwiw).

Still, looking at a die shot and being able to find out what the
structures mean is not an easy thing... Is there a die shot of a VIC that
tells you what the different parts are?

  Gerrit

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