Re: VIC - DRAM-refresh

From: Marko Mäkelä (
Date: 2001-05-16 12:19:34

On Wed, 16 May 2001, john/lori wrote:

> > You could detect the beginning of the scanline and count Phi2 cycles
> > after that.
> But how could RAM detect the beginning of a scanline?
> Or are you talking about eg watching sync signal(s)?

As far as I remember, there are no externally visible sync signals.  I was
thinking about the luminance output where there is a peak near the
beginning of the color burst signal.


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