{
  "machine": {
    "name": "mariog",
    "sourcefile": "nintendo/mario.cpp",
    "cloneof": "mario",
    "romof": "mario",
    "isbios": "no",
    "isdevice": "no",
    "ismechanical": "no",
    "runnable": "yes",
    "description": "Mario Bros. (US, revision G)",
    "year": "1983",
    "manufacturer": "Nintendo of America",
    "rom": [
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        "merge": "tma1-c-7f_e-1.7f",
        "size": "8192",
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        "sha1": "36a04f9ca1c2a583477cb8a6f2ef94e044e08296",
        "region": "maincpu",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "tma1-c-7e_g.7e",
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        "crc": "116b3856",
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        "offset": "2000",
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        "optional": "no"
      },
      {
        "name": "tma1-c-7d_g.7d",
        "merge": "tma1-c-7d_e-1.7d",
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        "crc": "dcceb6c1",
        "sha1": "b19804e69ce2c98cf276c6055c3a250316b96b45",
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      },
      {
        "name": "tma1-c-7c_g.7c",
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        "crc": "4a63d96b",
        "sha1": "b09060b2c84ab77cc540a27b8f932cb60ec8d442",
        "region": "maincpu",
        "offset": "f000",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "m58715-051p.5l",
        "size": "2048",
        "status": "nodump",
        "region": "audiocpu",
        "offset": "0",
        "optional": "no"
      },
      {
        "name": "tma1-c-6k_e.6k",
        "merge": "tma1-c-6k_e.6k",
        "size": "4096",
        "crc": "06b9ff85",
        "sha1": "111a29bcb9cda0d935675fa26eca6b099a88427f",
        "region": "soundrom",
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        "status": "good",
        "optional": "no"
      },
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        "name": "tma1-v-3f.3f",
        "merge": "tma1-v-3f.3f",
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        "sha1": "46749568aff88a28c3b6a1ac423abd1b90742a4d",
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        "name": "tma1-v-3j.3j",
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      {
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        "status": "good",
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        "name": "tma1-c-4p.4p",
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        "size": "512",
        "crc": "afc9bd41",
        "sha1": "90b739c4c7f24a88b6ac5ca29b06c032906a2801",
        "region": "proms",
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        "status": "good",
        "optional": "no"
      },
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        "name": "tma1-c-5b.5b",
        "merge": "tma1-c-5b.5b",
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        "crc": "58d86098",
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    ],
    "device_ref": [
      {
        "tag": ":maincpu",
        "name": "z80"
      },
      {
        "tag": ":z80dma",
        "name": "z80dma"
      },
      {
        "tag": ":mainlatch",
        "name": "ls259"
      },
      {
        "tag": ":nvram",
        "name": "nvram"
      },
      {
        "tag": ":screen",
        "name": "screen"
      },
      {
        "tag": ":gfxdecode",
        "name": "gfxdecode"
      },
      {
        "tag": ":palette",
        "name": "palette"
      },
      {
        "tag": ":audiocpu",
        "name": "m58715"
      },
      {
        "tag": ":mono",
        "name": "speaker"
      },
      {
        "tag": ":soundlatch0",
        "name": "generic_latch_8"
      },
      {
        "tag": ":soundlatch1",
        "name": "generic_latch_8"
      },
      {
        "tag": ":soundlatch2",
        "name": "generic_latch_8"
      },
      {
        "tag": ":soundlatch3",
        "name": "generic_latch_8"
      },
      {
        "tag": ":snd_nl",
        "name": "netlist_sound"
      },
      {
        "tag": ":snd_nl:snd0",
        "name": "nl_logic_in"
      },
      {
        "tag": ":snd_nl:snd1",
        "name": "nl_logic_in"
      },
      {
        "tag": ":snd_nl:snd7",
        "name": "nl_logic_in"
      },
      {
        "tag": ":snd_nl:dac",
        "name": "nl_int_out"
      },
      {
        "tag": ":snd_nl:cout0",
        "name": "nl_stream_out"
      }
    ],
    "chip": [
      {
        "type": "cpu",
        "tag": "maincpu",
        "name": "Zilog Z80",
        "clock": "4000000"
      },
      {
        "type": "cpu",
        "tag": "audiocpu",
        "name": "Mitsubishi M58715",
        "clock": "11000000"
      },
      {
        "type": "audio",
        "tag": "mono",
        "name": "Speaker"
      },
      {
        "type": "audio",
        "tag": "snd_nl",
        "name": "Netlist Sound Device"
      }
    ],
    "display": {
      "tag": "screen",
      "type": "raster",
      "rotate": "0",
      "width": "256",
      "height": "224",
      "refresh": "59.185606",
      "pixclock": "6000000",
      "htotal": "384",
      "hbend": "0",
      "hbstart": "256",
      "vtotal": "264",
      "vbend": "16",
      "vbstart": "240",
      "flipx": "no"
    },
    "sound": {
      "channels": "1"
    },
    "input": {
      "players": "2",
      "coins": "2",
      "service": "yes",
      "tilt": "no",
      "control": [
        {
          "type": "joy",
          "player": "1",
          "buttons": "1",
          "ways": "2",
          "reverse": "no"
        },
        {
          "type": "joy",
          "player": "2",
          "buttons": "1",
          "ways": "2",
          "reverse": "no"
        }
      ]
    },
    "dipswitch": [
      {
        "name": "Lives",
        "tag": "DSW",
        "mask": "3",
        "diplocation": [
          {
            "name": "SW1",
            "number": "1",
            "inverted": "yes"
          },
          {
            "name": "SW1",
            "number": "2",
            "inverted": "yes"
          }
        ],
        "dipvalue": [
          {
            "name": "3",
            "value": "0",
            "default": "yes"
          },
          {
            "name": "4",
            "value": "1",
            "default": "no"
          },
          {
            "name": "5",
            "value": "2",
            "default": "no"
          },
          {
            "name": "6",
            "value": "3",
            "default": "no"
          }
        ]
      },
      {
        "name": "Coinage",
        "tag": "DSW",
        "mask": "12",
        "diplocation": [
          {
            "name": "SW1",
            "number": "3",
            "inverted": "yes"
          },
          {
            "name": "SW1",
            "number": "4",
            "inverted": "yes"
          }
        ],
        "dipvalue": [
          {
            "name": "2 Coins/1 Credit",
            "value": "4",
            "default": "no"
          },
          {
            "name": "1 Coin/1 Credit",
            "value": "0",
            "default": "yes"
          },
          {
            "name": "1 Coin/2 Credits",
            "value": "8",
            "default": "no"
          },
          {
            "name": "1 Coin/3 Credits",
            "value": "12",
            "default": "no"
          }
        ]
      },
      {
        "name": "Bonus Life",
        "tag": "DSW",
        "mask": "48",
        "diplocation": [
          {
            "name": "SW1",
            "number": "5",
            "inverted": "yes"
          },
          {
            "name": "SW1",
            "number": "6",
            "inverted": "yes"
          }
        ],
        "dipvalue": [
          {
            "name": "20k only",
            "value": "0",
            "default": "yes"
          },
          {
            "name": "30k only",
            "value": "16",
            "default": "no"
          },
          {
            "name": "40k only",
            "value": "32",
            "default": "no"
          },
          {
            "name": "None",
            "value": "48",
            "default": "no"
          }
        ]
      },
      {
        "name": "Difficulty",
        "tag": "DSW",
        "mask": "192",
        "diplocation": [
          {
            "name": "SW1",
            "number": "7",
            "inverted": "yes"
          },
          {
            "name": "SW1",
            "number": "8",
            "inverted": "yes"
          }
        ],
        "dipvalue": [
          {
            "name": "Easy",
            "value": "0",
            "default": "yes"
          },
          {
            "name": "Medium",
            "value": "128",
            "default": "no"
          },
          {
            "name": "Hard",
            "value": "64",
            "default": "no"
          },
          {
            "name": "Hardest",
            "value": "192",
            "default": "no"
          }
        ]
      }
    ],
    "configuration": {
      "name": "Monitor",
      "tag": "MONITOR",
      "mask": "1",
      "confsetting": [
        {
          "name": "Nintendo",
          "value": "0",
          "default": "yes"
        },
        {
          "name": "Std 15.72Khz",
          "value": "1",
          "default": "no"
        }
      ]
    },
    "port": [
      {
        "tag": ":DSW"
      },
      {
        "tag": ":IN0"
      },
      {
        "tag": ":IN1"
      },
      {
        "tag": ":MONITOR"
      }
    ],
    "driver": {
      "status": "good",
      "emulation": "good",
      "savestate": "supported",
      "requiresartwork": "no",
      "unofficial": "no",
      "nosoundhardware": "no",
      "incomplete": "no"
    }
  }
}