HCCS Ultimate CD ROM

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sarah-walker-pcem edited this page Jul 9, 2021 · 2 revisions

Register map

IOC Address map :
  0000-1fff : ROM (128k banked)
  3000 : ROM page register
  3200-323f : CD registers
    3200 - Command/Data/Status
    3220 - Flags
  3300 - ???

Notes

Implements Mitsumi CD-ROM interface.

Links

Chris's Acorns: HCCS A5000 Mitsumi CD Interface