NES 2.0 Mapper 284: Difference between revisions

Latest revision as of 09:26, 19 November 2019

NES 2.0 Mapper 284 is used for the homebrew conversion of the game Drip. Its UNIF board name is UNL-DRIPGAME.

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-[[Category:Multicart mappers|285]]NES 2.0 Mapper 285 is used for the ''A65AS'' multicarts. Its UNIF board name is '''BMC-A65AS'''.
+NES 2.0 Mapper 284 is used for the homebrew conversion of the game ''Drip''. Its UNIF board name is '''UNL-DRIPGAME'''.
-=Banks=
+* See: [[UNIF/UNL-DripGame]]
-* CPU $8000-$BFFF: In 16 KiB mode: 16 KiB switchable inner bank, 128 KiB switchable outer bank
-* CPU $C000-$FFFF: In 16 KiB mode: 16 KiB fixed inner bank 7, 128 KiB switchable outer bank
-* CPU $8000-$FFFF: In 32 KiB mode: 32 KiB switchable bank
-* PPU $0000-$1FFF: 8 KiB unbanked CHR-RAM
-=Data Latch=
-* CPU $8000-$FFFF:
- Bit 7654 3210
-     ---------
-     SM1O HBBB
-     |||| |+++- Select 16 KiB inner PRG-ROM bank at CPU $8000-$BFFF in 16 KiB mode (bit 6=0)
-     |||| |++-- Select 32 KiB PRG-ROM bank at CPU $8000-$FFFF in 32 KiB mode (bit 6=1)
-     |||| +---- Select nametable mirroring if bit 7=0
-     ||||       0: Vertical
-     ||||       1: Horizontal
-     ||++------ Select 128 KiB outer PRG-ROM bank at CPU $8000-$FFFF in 16 KiB mode (bit 6=0)
-     ||+------- Select nametable mirroring if bit 7=1
-     ||         0: Single-screen, page 0
-     ||         1: Single-screen, page 1
-     |+-------- Select PRG banking mode
-     |          0: 16 KiB
-     |          1: 32 KiB
-     +--------- Select nametable mirroring type
-: Horizontal/vertical (selected via bit 3)
-: Single-screen (selected via bit 5)