{
  "machine": {
    "name": "mtrio",
    "sourcefile": "adp/stella8085.cpp",
    "ismechanical": "yes",
    "isbios": "no",
    "isdevice": "no",
    "runnable": "yes",
    "description": "Trio",
    "year": "1992",
    "manufacturer": "MEGA",
    "rom": [
      {
        "name": "mega_trio_f1_ic1.ice6",
        "size": "32768",
        "crc": "b8c2fc4c",
        "sha1": "ddecd608286eb1f3efc6fccce8806a74ad7ce4b8",
        "region": "maincpu",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "mega_trio_f1_ic2.icd6",
        "size": "32768",
        "crc": "9d97fd8c",
        "sha1": "c398610e14c33985a186ae816b759cfdd2b0c6fa",
        "region": "maincpu",
        "offset": "8000",
        "status": "good",
        "optional": "no"
      }
    ],
    "device_ref": [
      {
        "tag": ":maincpu",
        "name": "i8085a"
      },
      {
        "tag": ":muart",
        "name": "intel_8256"
      },
      {
        "tag": ":kdc",
        "name": "i8279"
      },
      {
        "tag": ":rtc",
        "name": "rtc62421"
      },
      {
        "tag": ":mono",
        "name": "speaker"
      },
      {
        "tag": ":beeper",
        "name": "beep"
      }
    ],
    "chip": [
      {
        "type": "cpu",
        "tag": "maincpu",
        "name": "Intel 8085A",
        "clock": "5120000"
      },
      {
        "type": "audio",
        "tag": "mono",
        "name": "Speaker"
      },
      {
        "type": "audio",
        "tag": "beeper",
        "name": "Beep"
      }
    ],
    "sound": {
      "channels": "1"
    },
    "input": {
      "players": "1",
      "coins": "4",
      "service": "no",
      "tilt": "no",
      "control": {
        "type": "gambling",
        "buttons": "5",
        "reverse": "no"
      }
    },
    "dipswitch": [
      {
        "name": "8085 RST75",
        "tag": "DSW",
        "mask": "1",
        "dipvalue": [
          {
            "name": "Off",
            "value": "0",
            "default": "no"
          },
          {
            "name": "On",
            "value": "1",
            "default": "yes"
          }
        ]
      },
      {
        "name": "8085 HOLD",
        "tag": "DSW",
        "mask": "2",
        "dipvalue": [
          {
            "name": "Off",
            "value": "0",
            "default": "yes"
          },
          {
            "name": "On",
            "value": "2",
            "default": "no"
          }
        ]
      },
      {
        "name": "8085 Reset",
        "tag": "DSW",
        "mask": "4",
        "dipvalue": [
          {
            "name": "Off",
            "value": "0",
            "default": "yes"
          },
          {
            "name": "On",
            "value": "4",
            "default": "no"
          }
        ]
      },
      {
        "name": "8085 RST55",
        "tag": "DSW",
        "mask": "8",
        "dipvalue": [
          {
            "name": "Off",
            "value": "0",
            "default": "no"
          },
          {
            "name": "On",
            "value": "8",
            "default": "yes"
          }
        ]
      }
    ],
    "port": [
      {
        "tag": ":DSW"
      },
      {
        "tag": ":TZ0"
      },
      {
        "tag": ":TZ1"
      },
      {
        "tag": ":TZ2"
      },
      {
        "tag": ":TZ3"
      },
      {
        "tag": ":TZ4"
      },
      {
        "tag": ":TZ5"
      },
      {
        "tag": ":TZ6"
      },
      {
        "tag": ":TZ7"
      }
    ],
    "driver": {
      "status": "preliminary",
      "emulation": "preliminary",
      "savestate": "unsupported",
      "requiresartwork": "yes",
      "unofficial": "no",
      "nosoundhardware": "no",
      "incomplete": "no"
    },
    "feature": {
      "type": "sound",
      "status": "imperfect"
    }
  }
}