|#F8FF||%1111100x 111xxxxx||[[CPCISA by Yarek|CPCISA control port]]|| - ||Write
|-
|#F8FF||N/A%xxxxx0xx 111111xx||[[Peripheral Soft Reset]] (MC_BOOT_PROGRAM and MC_START_PROGRAM do OUT [F8FF],FF)|| - ||Write
|-
|#F980-#F98F||%1111100x 1000xxxx||[[PlayCity]] Expansion CTC channels (mirror) and YMZ registers|| - || Write