{
  "machine": {
    "name": "edfb",
    "sourcefile": "jaleco/megasys1.cpp",
    "cloneof": "edf",
    "romof": "edf",
    "isbios": "no",
    "isdevice": "no",
    "ismechanical": "no",
    "runnable": "yes",
    "description": "E.D.F.: Earth Defense Force (set 3)",
    "year": "1991",
    "manufacturer": "Jaleco",
    "rom": [
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        "name": "edf_5_ver1.b5",
        "size": "262144",
        "crc": "1a5958a9",
        "sha1": "e1f9a9690ece609545b885fdb99a9f4ab0ebd154",
        "region": "maincpu",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "edf_6_ver1.b3",
        "size": "262144",
        "crc": "b1987203",
        "sha1": "edd4cf55ff91d2918f9f8104a7d8565621d44eea",
        "region": "maincpu",
        "offset": "1",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "edf1.f5",
        "merge": "edf1.f5",
        "size": "131072",
        "crc": "2290ea19",
        "sha1": "64c9394bd4d5569d68833d2e57abaf2f1af5be97",
        "region": "audiocpu",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "edf2.f3",
        "merge": "edf2.f3",
        "size": "131072",
        "crc": "ce93643e",
        "sha1": "686bf0ec104af8c97624a782e0d60afe170fd945",
        "region": "audiocpu",
        "offset": "1",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "edf.mcu",
        "merge": "edf.mcu",
        "size": "16384",
        "crc": "1503026d",
        "sha1": "5ff63cc5aa58b7a805c019612ddd6d5191a92333",
        "region": "iomcu",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "edf_m04.rom",
        "merge": "edf_m04.rom",
        "size": "524288",
        "crc": "6744f406",
        "sha1": "3b8f13ca968456186d9ad61f34611b7eab62ea86",
        "region": "scroll0",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "edf_m05.rom",
        "merge": "edf_m05.rom",
        "size": "524288",
        "crc": "6f47e456",
        "sha1": "823baa9dc4cb2425c64e9332c6ed4678e49d0c7b",
        "region": "scroll1",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "edf_09.rom",
        "merge": "edf_09.rom",
        "size": "131072",
        "crc": "96e38983",
        "sha1": "a4fb94f15d9a9f7df1645be66fe3e179d0ebf765",
        "region": "scroll2",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "edf_m03.rom",
        "merge": "edf_m03.rom",
        "size": "524288",
        "crc": "ef469449",
        "sha1": "bc591e56c5478383eb4bd29f16133c6ba407c22f",
        "region": "sprites",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "edf_m02.rom",
        "merge": "edf_m02.rom",
        "size": "262144",
        "crc": "fc4281d2",
        "sha1": "67ea324ff359a5d9e7538c08865b5eeebd16704b",
        "region": "oki1",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "edf_m01.rom",
        "merge": "edf_m01.rom",
        "size": "262144",
        "crc": "9149286b",
        "sha1": "f6c66c5cd50b72c4d401a263c65a8d4ef8cf9221",
        "region": "oki2",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "rd.20n",
        "merge": "rd.20n",
        "size": "512",
        "crc": "1d877538",
        "sha1": "a5be0dc65dcfc36fbba10d1fddbe155e24b6122f",
        "region": "proms",
        "offset": "0",
        "status": "good",
        "optional": "no"
      }
    ],
    "device_ref": [
      {
        "tag": ":maincpu",
        "name": "m68000"
      },
      {
        "tag": ":scantimer",
        "name": "timer"
      },
      {
        "tag": ":audiocpu",
        "name": "m68000"
      },
      {
        "tag": ":screen",
        "name": "screen"
      },
      {
        "tag": ":gfxdecode",
        "name": "gfxdecode"
      },
      {
        "tag": ":palette",
        "name": "palette"
      },
      {
        "tag": ":scroll0",
        "name": "ms1_tmap"
      },
      {
        "tag": ":scroll1",
        "name": "ms1_tmap"
      },
      {
        "tag": ":scroll2",
        "name": "ms1_tmap"
      },
      {
        "tag": ":speaker",
        "name": "speaker"
      },
      {
        "tag": ":soundlatch1",
        "name": "generic_latch_16"
      },
      {
        "tag": ":soundlatch2",
        "name": "generic_latch_16"
      },
      {
        "tag": ":ymsnd",
        "name": "ym2151"
      },
      {
        "tag": ":oki1",
        "name": "okim6295"
      },
      {
        "tag": ":oki2",
        "name": "okim6295"
      },
      {
        "tag": ":iomcu",
        "name": "tmp91640"
      }
    ],
    "chip": [
      {
        "type": "cpu",
        "tag": "maincpu",
        "name": "Motorola MC68000",
        "clock": "8000000"
      },
      {
        "type": "cpu",
        "tag": "audiocpu",
        "name": "Motorola MC68000",
        "clock": "7000000"
      },
      {
        "type": "cpu",
        "tag": "iomcu",
        "name": "Toshiba TMP91640",
        "clock": "8000000"
      },
      {
        "type": "audio",
        "tag": "speaker",
        "name": "Speaker"
      },
      {
        "type": "audio",
        "tag": "ymsnd",
        "name": "YM2151 OPM",
        "clock": "3500000"
      },
      {
        "type": "audio",
        "tag": "oki1",
        "name": "OKI MSM6295 ADPCM",
        "clock": "4000000"
      },
      {
        "type": "audio",
        "tag": "oki2",
        "name": "OKI MSM6295 ADPCM",
        "clock": "4000000"
      }
    ],
    "display": {
      "tag": "screen",
      "type": "raster",
      "rotate": "0",
      "width": "256",
      "height": "224",
      "refresh": "56.205036",
      "pixclock": "6000000",
      "htotal": "384",
      "hbend": "0",
      "hbstart": "256",
      "vtotal": "278",
      "vbend": "16",
      "vbstart": "240",
      "flipx": "no"
    },
    "sound": {
      "channels": "1"
    },
    "input": {
      "players": "2",
      "coins": "2",
      "service": "no",
      "tilt": "no",
      "control": [
        {
          "type": "joy",
          "player": "1",
          "buttons": "2",
          "ways": "8",
          "reverse": "no"
        },
        {
          "type": "joy",
          "player": "2",
          "buttons": "2",
          "ways": "8",
          "reverse": "no"
        }
      ]
    },
    "dipswitch": [
      {
        "name": "Coin A",
        "tag": "DSW1",
        "mask": "7",
        "dipvalue": [
          {
            "name": "3 Coins/1 Credit",
            "value": "4",
            "default": "no"
          },
          {
            "name": "2 Coins/1 Credit",
            "value": "2",
            "default": "no"
          },
          {
            "name": "1 Coin/1 Credit",
            "value": "7",
            "default": "yes"
          },
          {
            "name": "1 Coin/2 Credits",
            "value": "3",
            "default": "no"
          },
          {
            "name": "1 Coin/3 Credits",
            "value": "5",
            "default": "no"
          },
          {
            "name": "1 Coin/4 Credits",
            "value": "1",
            "default": "no"
          },
          {
            "name": "1 Coin/5 Credits",
            "value": "6",
            "default": "no"
          },
          {
            "name": "Free Play",
            "value": "0",
            "default": "no"
          }
        ]
      },
      {
        "name": "Coin B",
        "tag": "DSW1",
        "mask": "56",
        "dipvalue": [
          {
            "name": "4 Coins/1 Credit",
            "value": "0",
            "default": "no"
          },
          {
            "name": "3 Coins/1 Credit",
            "value": "32",
            "default": "no"
          },
          {
            "name": "2 Coins/1 Credit",
            "value": "16",
            "default": "no"
          },
          {
            "name": "1 Coin/1 Credit",
            "value": "56",
            "default": "yes"
          },
          {
            "name": "1 Coin/2 Credits",
            "value": "24",
            "default": "no"
          },
          {
            "name": "1 Coin/3 Credits",
            "value": "40",
            "default": "no"
          },
          {
            "name": "1 Coin/4 Credits",
            "value": "8",
            "default": "no"
          },
          {
            "name": "1 Coin/5 Credits",
            "value": "48",
            "default": "no"
          }
        ]
      },
      {
        "name": "Demo Sounds",
        "tag": "DSW1",
        "mask": "64",
        "dipvalue": [
          {
            "name": "Off",
            "value": "0",
            "default": "no"
          },
          {
            "name": "On",
            "value": "64",
            "default": "yes"
          }
        ]
      },
      {
        "name": "Service Mode",
        "tag": "DSW1",
        "mask": "128",
        "dipvalue": [
          {
            "name": "Off",
            "value": "128",
            "default": "yes"
          },
          {
            "name": "On",
            "value": "0",
            "default": "no"
          }
        ]
      },
      {
        "name": "DSW-B bits 2-0",
        "tag": "DSW2",
        "mask": "7",
        "dipvalue": [
          {
            "name": "0",
            "value": "0",
            "default": "no"
          },
          {
            "name": "1",
            "value": "1",
            "default": "no"
          },
          {
            "name": "2",
            "value": "2",
            "default": "no"
          },
          {
            "name": "3",
            "value": "3",
            "default": "no"
          },
          {
            "name": "4",
            "value": "4",
            "default": "no"
          },
          {
            "name": "5",
            "value": "5",
            "default": "no"
          },
          {
            "name": "6",
            "value": "6",
            "default": "no"
          },
          {
            "name": "7",
            "value": "7",
            "default": "yes"
          }
        ]
      },
      {
        "name": "Lives",
        "tag": "DSW2",
        "mask": "8",
        "dipvalue": [
          {
            "name": "3",
            "value": "8",
            "default": "yes"
          },
          {
            "name": "4",
            "value": "0",
            "default": "no"
          }
        ]
      },
      {
        "name": "Difficulty",
        "tag": "DSW2",
        "mask": "48",
        "dipvalue": [
          {
            "name": "Easy",
            "value": "0",
            "default": "no"
          },
          {
            "name": "Normal",
            "value": "48",
            "default": "yes"
          },
          {
            "name": "Hard",
            "value": "16",
            "default": "no"
          },
          {
            "name": "Very Hard",
            "value": "32",
            "default": "no"
          }
        ]
      },
      {
        "name": "Unknown",
        "tag": "DSW2",
        "mask": "64",
        "dipvalue": [
          {
            "name": "Off",
            "value": "64",
            "default": "yes"
          },
          {
            "name": "On",
            "value": "0",
            "default": "no"
          }
        ]
      },
      {
        "name": "Flip Screen",
        "tag": "DSW2",
        "mask": "128",
        "dipvalue": [
          {
            "name": "Off",
            "value": "128",
            "default": "yes"
          },
          {
            "name": "On",
            "value": "0",
            "default": "no"
          }
        ]
      }
    ],
    "port": [
      {
        "tag": ":DSW1"
      },
      {
        "tag": ":DSW2"
      },
      {
        "tag": ":P1"
      },
      {
        "tag": ":P2"
      },
      {
        "tag": ":SYSTEM"
      }
    ],
    "driver": {
      "status": "good",
      "emulation": "good",
      "savestate": "supported",
      "requiresartwork": "no",
      "unofficial": "no",
      "nosoundhardware": "no",
      "incomplete": "no"
    }
  }
}