{
  "machine": {
    "name": "megadriv",
    "sourcefile": "sega/mdconsole.cpp",
    "cloneof": "genesis",
    "romof": "genesis",
    "isbios": "no",
    "isdevice": "no",
    "ismechanical": "no",
    "runnable": "yes",
    "description": "Mega Drive (Europe, PAL)",
    "year": "1990",
    "manufacturer": "Sega",
    "device_ref": [
      {
        "tag": ":maincpu",
        "name": "m68000"
      },
      {
        "tag": ":md_scan_timer",
        "name": "timer"
      },
      {
        "tag": ":gen_vdp",
        "name": "sega315_5313"
      },
      {
        "tag": ":gen_vdp:palette_lut",
        "name": "palette"
      },
      {
        "tag": ":gen_vdp:snsnd",
        "name": "segapsg"
      },
      {
        "tag": ":gen_vdp:gfx_palette",
        "name": "palette"
      },
      {
        "tag": ":gen_vdp:gfx_palette_shadow",
        "name": "palette"
      },
      {
        "tag": ":gen_vdp:gfx_palette_hilight",
        "name": "palette"
      },
      {
        "tag": ":megadriv",
        "name": "screen"
      },
      {
        "tag": ":genesis_snd_z80",
        "name": "z80"
      },
      {
        "tag": ":hl",
        "name": "ipt_merge_any_hi"
      },
      {
        "tag": ":ioport1",
        "name": "megadrive_io_port"
      },
      {
        "tag": ":ioport2",
        "name": "megadrive_io_port"
      },
      {
        "tag": ":ioport3",
        "name": "megadrive_io_port"
      },
      {
        "tag": ":speaker",
        "name": "speaker"
      },
      {
        "tag": ":ymsnd",
        "name": "ym2612"
      },
      {
        "tag": ":ctrl1",
        "name": "sms_control_port"
      },
      {
        "tag": ":ctrl1:mdpad",
        "name": "sms_mdpad"
      },
      {
        "tag": ":ctrl2",
        "name": "sms_control_port"
      },
      {
        "tag": ":ctrl2:mdpad",
        "name": "sms_mdpad"
      },
      {
        "tag": ":exp",
        "name": "sms_control_port"
      },
      {
        "tag": ":mdslot",
        "name": "md_cart_slot"
      },
      {
        "tag": ":cart_list",
        "name": "software_list"
      }
    ],
    "chip": [
      {
        "type": "cpu",
        "tag": "maincpu",
        "name": "Motorola MC68000",
        "clock": "7600489"
      },
      {
        "type": "cpu",
        "tag": "genesis_snd_z80",
        "name": "Zilog Z80",
        "clock": "3546894"
      },
      {
        "type": "audio",
        "tag": "gen_vdp",
        "name": "Sega 315-5313 Megadrive VDP",
        "clock": "53203424"
      },
      {
        "type": "audio",
        "tag": "gen_vdp:snsnd",
        "name": "Sega VDP PSG",
        "clock": "3546894"
      },
      {
        "type": "audio",
        "tag": "speaker",
        "name": "Speaker"
      },
      {
        "type": "audio",
        "tag": "ymsnd",
        "name": "YM2612 OPN2",
        "clock": "7600489"
      }
    ],
    "display": {
      "tag": "megadriv",
      "type": "raster",
      "rotate": "0",
      "width": "256",
      "height": "224",
      "refresh": "49.701459",
      "flipx": "no"
    },
    "sound": {
      "channels": "1"
    },
    "input": {
      "players": "2",
      "service": "no",
      "tilt": "no",
      "control": [
        {
          "type": "joy",
          "player": "1",
          "buttons": "3",
          "ways": "8",
          "reverse": "no"
        },
        {
          "type": "joy",
          "player": "2",
          "buttons": "3",
          "ways": "8",
          "reverse": "no"
        }
      ]
    },
    "port": [
      {
        "tag": ":RESET"
      },
      {
        "tag": ":ctrl1:mdpad:PAD"
      },
      {
        "tag": ":ctrl2:mdpad:PAD"
      }
    ],
    "driver": {
      "status": "good",
      "emulation": "good",
      "savestate": "supported",
      "requiresartwork": "no",
      "unofficial": "no",
      "nosoundhardware": "no",
      "incomplete": "no"
    },
    "device": {
      "type": "cartridge",
      "tag": "mdslot",
      "mandatory": "1",
      "interface": "megadriv_cart",
      "instance": {
        "name": "cartridge",
        "briefname": "cart"
      },
      "extension": [
        {
          "name": "smd"
        },
        {
          "name": "bin"
        },
        {
          "name": "md"
        },
        {
          "name": "gen"
        }
      ]
    },
    "slot": [
      {
        "name": "ctrl1",
        "slotoption": [
          {
            "name": "xe1ap",
            "devname": "sms_xe1ap",
            "default": "no"
          },
          {
            "name": "teamplay",
            "devname": "sms_teamplayer",
            "default": "no"
          },
          {
            "name": "sportsjp",
            "devname": "sms_sports_pad_jp",
            "default": "no"
          },
          {
            "name": "mouse",
            "devname": "sms_segamouse",
            "default": "no"
          },
          {
            "name": "multitap",
            "devname": "sms_multitap",
            "default": "no"
          },
          {
            "name": "rapidfire",
            "devname": "sms_rapid_fire",
            "default": "no"
          },
          {
            "name": "mouseus",
            "devname": "sms_megamouse",
            "default": "no"
          },
          {
            "name": "mspad",
            "devname": "sms_joypad",
            "default": "no"
          },
          {
            "name": "mdpad",
            "devname": "sms_mdpad",
            "default": "yes"
          },
          {
            "name": "md6button",
            "devname": "sms_md6button",
            "default": "no"
          },
          {
            "name": "sports",
            "devname": "sms_sports_pad",
            "default": "no"
          },
          {
            "name": "lphaser",
            "devname": "sms_light_phaser",
            "default": "no"
          },
          {
            "name": "paddle",
            "devname": "sms_paddle",
            "default": "no"
          },
          {
            "name": "graphic",
            "devname": "sms_graphic",
            "default": "no"
          },
          {
            "name": "hypershot",
            "devname": "sms_hypershot",
            "default": "no"
          },
          {
            "name": "rs232",
            "devname": "sms_rs232",
            "default": "no"
          },
          {
            "name": "diypaddle",
            "devname": "sms_diypaddle",
            "default": "no"
          }
        ]
      },
      {
        "name": "ctrl2",
        "slotoption": [
          {
            "name": "xe1ap",
            "devname": "sms_xe1ap",
            "default": "no"
          },
          {
            "name": "teamplay",
            "devname": "sms_teamplayer",
            "default": "no"
          },
          {
            "name": "sportsjp",
            "devname": "sms_sports_pad_jp",
            "default": "no"
          },
          {
            "name": "mouse",
            "devname": "sms_segamouse",
            "default": "no"
          },
          {
            "name": "multitap",
            "devname": "sms_multitap",
            "default": "no"
          },
          {
            "name": "rapidfire",
            "devname": "sms_rapid_fire",
            "default": "no"
          },
          {
            "name": "mouseus",
            "devname": "sms_megamouse",
            "default": "no"
          },
          {
            "name": "mspad",
            "devname": "sms_joypad",
            "default": "no"
          },
          {
            "name": "mdpad",
            "devname": "sms_mdpad",
            "default": "yes"
          },
          {
            "name": "md6button",
            "devname": "sms_md6button",
            "default": "no"
          },
          {
            "name": "sports",
            "devname": "sms_sports_pad",
            "default": "no"
          },
          {
            "name": "lphaser",
            "devname": "sms_light_phaser",
            "default": "no"
          },
          {
            "name": "paddle",
            "devname": "sms_paddle",
            "default": "no"
          },
          {
            "name": "graphic",
            "devname": "sms_graphic",
            "default": "no"
          },
          {
            "name": "hypershot",
            "devname": "sms_hypershot",
            "default": "no"
          },
          {
            "name": "rs232",
            "devname": "sms_rs232",
            "default": "no"
          },
          {
            "name": "diypaddle",
            "devname": "sms_diypaddle",
            "default": "no"
          }
        ]
      },
      {
        "name": "exp",
        "slotoption": [
          {
            "name": "xe1ap",
            "devname": "sms_xe1ap",
            "default": "no"
          },
          {
            "name": "teamplay",
            "devname": "sms_teamplayer",
            "default": "no"
          },
          {
            "name": "sportsjp",
            "devname": "sms_sports_pad_jp",
            "default": "no"
          },
          {
            "name": "mouse",
            "devname": "sms_segamouse",
            "default": "no"
          },
          {
            "name": "multitap",
            "devname": "sms_multitap",
            "default": "no"
          },
          {
            "name": "rapidfire",
            "devname": "sms_rapid_fire",
            "default": "no"
          },
          {
            "name": "mouseus",
            "devname": "sms_megamouse",
            "default": "no"
          },
          {
            "name": "mspad",
            "devname": "sms_joypad",
            "default": "no"
          },
          {
            "name": "mdpad",
            "devname": "sms_mdpad",
            "default": "no"
          },
          {
            "name": "md6button",
            "devname": "sms_md6button",
            "default": "no"
          },
          {
            "name": "sports",
            "devname": "sms_sports_pad",
            "default": "no"
          },
          {
            "name": "lphaser",
            "devname": "sms_light_phaser",
            "default": "no"
          },
          {
            "name": "paddle",
            "devname": "sms_paddle",
            "default": "no"
          },
          {
            "name": "graphic",
            "devname": "sms_graphic",
            "default": "no"
          },
          {
            "name": "hypershot",
            "devname": "sms_hypershot",
            "default": "no"
          },
          {
            "name": "rs232",
            "devname": "sms_rs232",
            "default": "no"
          },
          {
            "name": "diypaddle",
            "devname": "sms_diypaddle",
            "default": "no"
          }
        ]
      },
      {
        "name": "mdslot"
      }
    ],
    "softwarelist": {
      "tag": "cart_list",
      "name": "megadriv",
      "status": "original",
      "filter": "PAL"
    }
  }
}