> Two accesses within the upper half of PHI2 is impossible as you cannot
> control RAS and CAS of the onboard DRAMs.
But the line to the DRAMs, /CASRAM, is generated by the PLA,
so it might be possible twiddle /GAME and/or /EXROM (or
something) and cause another /CASRAM for a second access
in page mode.
There was some good reason why this wouldn't work, but it escapes
me at the moment.
bogax
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