NES 2.0 Mapper 385

NES 2.0 Mapper 385 denotes the NTDEC 2779 circuit board, used for a simple 5-in-1 multicart with 8 KiB of unbanked CHR-RAM containing NROM-128 games. It is similar to INES Mapper 202 except that there is no NROM-128/256 switch, and that it uses CHR-RAM rather than CHR-ROM.

Address Latch ($8000-$FFFF, write)

Mask: $8000

A~FEDC BA98 7654 3210
  -------------------
  .... .... .... BBBM
                 |||+- 0: Vertical, 1: Horizontal mirroring
                 +++-- PRG A14-A16 at CPU $8000-$BFFF and CPU $C000-$FFFF

See also

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