|#F880-#F88F||%1111 1000 1000 BBCC||[[PlayCity]] Expansion (CTC #F880-F883 Channels and YMZ Right #F884, YMZ Left #F888 Data)|| - || Write
|-
|#F890-#F89F||%1111 100x 1001 xxxx||[[MultiPlay]] Expansion|| Read || - |-|#F8A0-#F8AF||%1111 1000 10xx 1010 xxxx||[[ACME]] WIP Expansion|| ? || ?
|-
|#F8B0||?||[[VIDI digitizer|Vidi-CPC Video-Digitiser]], CRTC Index||?||Write
|#F980-#F98F||%1111 1001 1000 BBCC||[[PlayCity]] Expansion (CTC #F980-F983 Channels and YMZ Right #F984, YMZ Left #F988 Registers)|| - || Write
|-
|#F990-#F99F||%1111 100x 1001 xxxx||[[MultiPlay]] Expansion (mirror)|| Read || - |-|#F9A0-#F9AF||%1111 1001 10xx 1010 xxxx||[[ACME]] WIP Expansion|| ? || ?
|-
|#F9B0||?||[[VIDI digitizer|Vidi-CPC Video-Digitiser]], Config (W) and Capture Data (R)||Read||Write