Am Donnerstag, 3. Mai 2018, 11:25:26 CEST schrieb Michał Pleban: > Hello! > > Jim Brain wrote: > >> Or do you mean attaching additional RAM in the unused address space, for > >> example $1000-$2FFF (for which you must do your own address decoding)? > >> Then I don't know exactly whot would happen, but my gut tells me that in > >> the real Ultimax VIC would see this RAM, but in the C64 it might or > >> might not (my bet is on "not"). > > > > This is the case I am wondering about. > > OK. I don't have a C64 laying around, but the easiest thing to do would > be to plug MAX BASIC Ultimax cartridge, program the VIC from the BASIC > to access this memory area, and use the logic analyzer to see what;'s on > the bus. In the real Ultimax I am 99% sure the VIC will see it, but on > the C64 it's not so certain. or just use this program: http://wiki.icomp.de/w/images/d/d7/Pla.zip -- http://hitmen.eu http://ar.pokefinder.org http://vice-emu.sourceforge.net http://magicdisk.untergrund.net Freedom of the press belongs to those who own one. <A. J. Leibling>Received on 2018-05-03 12:00:22
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