Difference between revisions of "NEO mapper/Extension"

Latest revision as of 15:03, 4 March 2025

NEO Mapper Extension WIP

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 NEO Mapper Extension {{WIP}}
-== Mode ==
-* {{C|00}}: ROM mapper
-** Read: Access to ROM content
-** Write: Select bank's segment
-* {{C|01}}:
-* {{C|10}}:
-** Read:
-** Write:
-* {{C|11}}:
-{| class="wikitable"
-|-
-!colspan="8"| Higher byte
-|
-!colspan="8"| Lower byte
-|-
-! 15 || 14 || 13 || 12 || 11 || 10 || 9 || 8
-|
-! 7 || 6 || 5 || 4 || 3 || 2 || 1 || 0
-|-
-|colspan="2"| Mode
-|colspan="6"| Segment MSB
-|
-|colspan="8"| Segment LSB
-|}
-* The 2 higher bits are used to select mode
-* The 14 lower bits to select which segment is visible in each bank, for a maximum of 16384 segments.