Re: DRAM refresh

From: Segher Boessenkool <>
Date: Fri, 14 Oct 2016 12:33:24 -0500
Message-ID: <>
On Fri, Oct 14, 2016 at 12:39:09PM +0200, Gerrit Heitsch wrote:
> On 10/14/2016 12:20 PM, Hegedűs István wrote:
> >Yes. It was a surprise for me also. Indeed it rolls over inside the
> >visible screen area several times, however there is a forced clear in
> >scan line 0 thus the refresh is uneven. Some rows get more refresh.
> Now we only have to find out if VIC does the same which would mean they 
> just took that block from VIC when making TED.

AFAIR the VIC-II row counter for refresh is free-running.  I'll have
a look later.


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