NES 2.0 Mapper 376

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NES 2.0 Mapper 376 denotes J.Y. Company's YY841155C circuit board, used for one one known multicart:

  • 1996 大金鋼專輯 8-in-1 (JY-041)

Similarly to NES 2.0 Mapper 361, it uses an MMC3 clone with two outer bank registers at $7000/$7001. This variant adds an NROM PRG mode.

Outer Bank register #0 ($7000, write)

Mask: $F001

D~7654 3210
  ---------
  UaV. .bbb
  |||   +++- In NROM mode: PRG A14..16
  |+|------- PRG/CHR A17
  +-+------- UV  PRG banking mode
             --------------------
             10  NROM-128
             11  NROM-256
             0x  MMC3

Regardless of the PRG banking mode, CHR-ROM A10..A16 will come from the MMC3.

Outer Bank register #1 ($7001, write)

Mask: $F001

D~7654 3210
  ---------
  .... ...B
          +- PRG/CHR A18