INES Mapper 177: Difference between revisions
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NewRisingSun (talk | contribs) (Created page with "Category:Mappers with CHR RAMiNES Mapper 177 is used for games from 恒格电子 (Hénggé Diànzǐ). It's basically oversize BNROM without bus conflicts, with an addi...") |
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Revision as of 10:16, 18 February 2018
iNES Mapper 177 is used for games from 恒格电子 (Hénggé Diànzǐ). It's basically oversize BNROM without bus conflicts, with an additional mirroring control, and with 8 KiB of battery-backed WRAM at CPU $6000-$7FFF.
7 bit 0 --------- $8000-FFFF: ..MP PPPP |+-++++- Select 32 KiB PRG-ROM bank at CPU $8000-$FFFF +------- Select nametable mirroring 0: Vertical 1: Horizontal