351258: UNROM 351298: UNROM 351908 352026: TLROM (w/ LS32 for VROM enable control) 51555: Acclaim, MMC3B mapper, PRG ROM, CHR ROM 53361 54425 55741 56504 AMROM: LS161, VRAM, PRG-ROM ANROM: LS161+LS02 mapper, PRG-ROM, CHR-RAM AOROM: LS161 mapper, PRG-ROM, CHR-ROM BNROM: LS161, VRAM, PRG-ROM (Different LS161 bits? Only used on Deadly Towers) CNROM: LS161 mapper, PRG-ROM, CHR-ROM?/CHR-RAM COB: "Glop Top" style board CPROM: LS04, LS08, LS161, 32K ROM, 16K VRAM (bankswitched, Videomation only) DEIROM DEROM DRROM: MMC3, 4K of nametable RAM (for 4-screen), PRG-ROM, CHR-ROM (only in Gauntlet) EKROM ELROM: MMC5, PRG-ROM, CHR-ROM ETROM: MMC5, PRG-ROM, CHR-ROM, 2x 8k optionnal RAM (battery) EWROM: MMC5, PRG-ROM, CHR-ROM, 32k optionnal RAM (battery) GNROM: LS161 mapper, PRG ROM, CHR ROM HKROM: MMC6B, PRG-ROM, CHR-ROM, Battery MHROM: LS161 mapper, black blob chips. Mario Bros / Duck Hunt multi NES-B4: Same as TLROM NES-BTR: Sunsoft FME7 mapper, PRG ROM, CHR ROM, 8k optionnal RAM NES-QJ: NES-RROM: Same as NROM (Only used in Clu Clu land) NROM: No mapper, PRG-ROM, CHR-ROM PNROM: MMC2, PRG-ROM, CHR-ROM SAROM: MMC1B, PRG ROM, CHR ROM, optional 8k of RAM (battery) SBROM: MMC1A, PRG ROM, CHR ROM (only 32K of CHR ROM) SCEOROM SC1ROM: MMC1B, PRG ROM, CHR ROM SCROM: LS161, LS02, VRAM, PRG-ROM (Similar to UNROM) SEROM: MMC1B, PRG ROM, CHR ROM SFROM SGROM: MMC1B, PRG ROM, 8k CHR RAM SHROM SJROM SKROM: MMC1B, PRG ROM, CHR ROM, 8k optional RAM (battery) SL1ROM: MMC3, PRG ROM, CHR ROM, LS32 (for 128K 28 pin CHR ROMs) SL2ROM SL3ROM SLROM: MMC1A, PRG ROM, CHR ROM SLRROM SN1-ROM AW (Overlord only) SNROM: MMC1A, PRG ROM, CHR ROM/RAM ?, 8k optional RAM (battery) SOROM: MMC1B2, PRG ROM, VRAM, 16K of WRAM (Battery) Only 8K battery-backed SVROM: MMC1B2, PRG ROM, VRAM, WRAM (Battery) SUROM: MMC1B2, PRG ROM, CHR RAM/(ROM?), 8k battery-backed RAM (DW4???) TEROM: MMC3A, PRG ROM, CHR ROM, (32k ROMs) TFROM: MMC3B, PRG ROM, CHR ROM (64K of CHR only) TGROM: MMC3C, PRG ROM, VRAM (512K of PRG) TKROM: MMC3A, PRG ROM, CHR ROM, 8k optional RAM (battery) TL1ROM: Same as TLROM TLROM: MMC3B, PRG ROM, CHR ROM TLSROM: Same as TLROM TQROM: MMC3B+74HC32, PRG ROM, CHR ROM + 8k of CHR-RAM TSROM: MMC3A, PRG ROM, CHR ROM, 8k optionnal RAM TVROM: MMC3B, PRG ROM, CHR ROM, 4K of Nametable RAM (4-screen) UNROM: 74LS32+74LS161 mapper, 128k PRG, 8k CHR-RAM UOROM