NES 2.0 Mapper 281: Difference between revisions
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{{DEFAULTSORT:281}}[[Category:Mappers with ROM nametables]][[Category:Mappers with scanline IRQs]][[Category:Mappers with cycle IRQs]][[Category:Multicart mappers]] | {{DEFAULTSORT:281}}[[Category:Mappers with ROM nametables]][[Category:Mappers with scanline IRQs]][[Category:Mappers with cycle IRQs]][[Category:Multicart mappers]][[Category:Mappers using J.Y. Company ASIC]] | ||
'''NES 2.0 Mapper 281''' denotes a number of compatible circuit boards from J.Y. Company: | '''NES 2.0 Mapper 281''' denotes a number of compatible circuit boards from J.Y. Company: | ||
* 512 KiB PRG-ROM, 512 KiB CHR-ROM: '''YY841144C''', '''YY850771C''', '''YY851115C''', '''YY860416C''', '''YY860417C''', '''YY860731C''' | * 512 KiB PRG-ROM, 512 KiB CHR-ROM: '''YY841144C''', '''YY850771C''', '''YY851115C''', '''YY860416C''', '''YY860417C''', '''YY860731C''' | ||
Latest revision as of 00:19, 8 December 2021
NES 2.0 Mapper 281 denotes a number of compatible circuit boards from J.Y. Company:
- 512 KiB PRG-ROM, 512 KiB CHR-ROM: YY841144C, YY850771C, YY851115C, YY860416C, YY860417C, YY860731C
- 1 MiB PRG-ROM, 1 MiB CHR-ROM: YY850719C
and is used for the following multicarts:
- 1996 Super HiK 4-in-1 (JY-052)
- 1997 Super HiK 4-in-1 (JY-052)
- 1996 Super HiK 4-in-1 (JY-053)
- 1996 Super HiK 4-in-1 (JY-054)
- 1997 Super HiK 4-in-1 (JY-054)
- 1996 Super HiK 4-in-1 (JY-055)
- 1996 Power Rangers HiK 4-in-1 (JY-066)
- 1997 Power Rangers HiK 4-in-1 (JY-066)
- 1996 Super HiK 3-in-1 (JY-068)
- 1996 Super HiK 3-in-1 (JY-080)
- 1996 Super HiK 5-in-1 (JY-088)
It uses the J.Y. Company ASIC.
Outer Bank Register ($D003)
Mask: $F003
7654 3210
---- ----
.... ..BB
++- PRG/CHR A18/A19 (256 KiB outer PRG/CHR-ROM bank)
PRG ($8000-$8FFF) and CHR ($9000-$AFFF) bank select register bits that select 256 KiB banks are masked off.
For a description of all other registers, see J.Y. Company ASIC.
