Re: 16 MB REU clone

From: Nicolas Welte (
Date: 2001-08-27 11:06:54

Rainer Buchty wrote:
> > Two accesses within the upper half of PHI2 is impossible as you cannot
> > control RAS and CAS of the onboard DRAMs.
> I knew there had to be a thinking mistake...

Wouldn't it be possible to make use of 2MHz mode on the 128, i.e. shut down
the VIC-II and then use both cycles of Phi2 to do the transfer? Of course
there had to be taken care of the refresh cycles which are still used by the


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