NES 2.0 mapper 340 is used for a 35-in-1 multicart. Its UNIF board name is BMC-K-3036.
Mask: $8000 A~FEDC BA98 7654 3210 D~7654 3210 ------------------- ---- ---- .... .... ..MO OIII .... .III || |||| +++- Select 16 KiB inner PRG-ROM bank at CPU $8000-$BFFF in UNROM mode || |+++- Select 16 KiB inner PRG-ROM bank at CPU $8000-$BFFF/$C000-$FFFF in NROM-128 mode |+-+|-|- Select 128 KiB outer PRG-ROM bank at CPU $8000-$FFFF +---|-|- Select $C000-$FFFF behavior | | | 0: UNROM (Inner Bank forced to #7 at CPU $C000-$FFFF) | | | 1: NROM-128 (CPU $C000-$FFFF mirror of $8000-$BFFF) +---+-+- Select nametable mirroring type 0x25: Horizontal all others: Vertical
Categories: Mappers with CHR RAM, Multicart mappers