NES 2.0 Mapper 346

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NES 2.0 Mapper 346 is used for Kaiser's cartridge conversion of the FDS game Zanac. Its UNIF board name is UNL-KS7012.

Banks

  • CPU $6000-$7FFF: Unbanked 8 Kib of PRG-RAM
  • CPU $8000-$FFFF: Selectable 32 KiB PRG-ROM bank, defaults to #1
  • PPU $0000-$1FFF: Unbanked 8 KiB of CHR-RAM

Mirroring is hard-wired.

Registers

The actual address masks are unknown.

  • CPU $E0A0: Select 32 KiB PRG-ROM bank #0 at CPU $8000-$FFFF.
  • CPU $EE36: Select 32 KiB PRG-ROM bank #1 at CPU $8000-$FFFF.