Nintendo-Made Custom Mappers
These are the odds-n-ends of Nintendo boards. Usually, these boards were used only once. Some of these have 2nd party mapper chips (i.e. FME-07), some are Chip on Board (COB). Others are just plain weird!
The Boards: NES-BTR - Max. 512K PRG , 256K CHR ROM, 8K WRAM.NES-DRROM - 128K PRG, 64K CHR, MIMIC-1.NES-MH - 64K PRG (Bus conflicts), 16K CHR.NES-QJ - 256K PRG, 256K CHR, MMC3. 74HC161 sub-mapper.NES-WH - 128K PRG, 64K CHR, MMC1.NES-21G-CPU-72P - 32K PRG, 8K CHR RAM.NES-EVENT - 256K PRG, 8K CHR RAM, MMC1.SSS-NROM-256 - 32K PRG, 8K CHR ROM.SSS-CNROM - 32K PRG, 32K CHR ROM.SSS-UNEPROM - 128K PRG, 8K CHR RAM.
Needed boards: |
