supposedly it's just a renamed version of z-ram, available http://mikenaberezny.com/hardware/pet-cbm/madison-computer-z-ram/ On 03/04/2024 10:14, didier derny wrote: > > I started to analyze the cp/maker firmware in 1982... I would like to > continue and check if the memory mapping is used for the transfer > between the 6502 and z80 or only the parallel ports...Received on 2024-04-12 18:00:01
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