System Memory Map with 6522 - 12/28/84

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Revision as of 01:28, 22 October 2022 by Bernard (talk | contribs) (Created page with "* '''000000-01FFFF''' 128K Chip RAM * '''000000-03FFFF''' 256K Chip RAM * '''000000-07FFFF''' 512K Chip RAM * '''200000-9FFFFF''' Expansion Space (8MB) * '''A00000-BEFFFF''' E...")
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  • 000000-01FFFF 128K Chip RAM
  • 000000-03FFFF 256K Chip RAM
  • 000000-07FFFF 512K Chip RAM
  • 200000-9FFFFF Expansion Space (8MB)
  • A00000-BEFFFF External Decoder Expansion Space
  • BF1001-BF1F01 6522 A (Odd)
  • BF2000-BF2F00 6522 B (Even)
  • BF3000-BF3FFF Reserved
  • BF4000-BF4300 6551 Serial Port (Even, Special Systems Only)
  • BF4000-BF4400 Reserved
  • BF5000-BFFFFF Reserved
  • C00000-DFFDFF Reserved
  • DFF000-DFFFFF Special Purpose Chip Registers
  • E00000-E7FFFF Reserved
  • E80000-EFFFFF Expansion Slot Decode
  • F00000-F7FFFF Cartridge Slot Space
  • F80000-FDFFFF ROM
  • FE0000-FFFFFF Development System ROM (128K)
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