{
  "_notes": [
    "Bally MPU AS-2518-35 (with U6 System ROM: 720-35_6.716)",
    "6-digit score display",
    "Game                          Mfg    Date   IPDB   OPDB",
    "----------------------------  -----  ----   ----   ----",
    "Dolly Parton                  Bally  1979    698    130",
    "Future Spa                    Bally  1980    974   1769",
    "Harlem Globetrotters On Tour  Bally  1979   1125   1742",
    "Hotdoggin'                    Bally  1979   1243    658",
    "Mystic                        Bally  1980   1650    998",
    "Nitro Ground Shaker           Bally  1980   1682   1676",
    "Rolling Stones                Bally  1980   2010   1211",
    "Silverball Mania              Bally  1980   2156    670",
    "Space Invaders*               Bally  1980   2252   1683",
    "Viking                        Bally  1980   2737   1068",
    "*Space Invaders actually 720-37_6.716.  Similar but different pricing.",
    "By default the credits are not shown, set dip switch 27 to show them.",
    "Originally compiled by Francis De Brabandere."
  ],
  "_fileformat": 0.8,
  "_metadata": {
    "version": 2,
    "copyright": [
      "Copyright (C) 2024 by Francis De Brabandere <francisdb@gmail.com>",
      "Copyright (C) 2025 by Tom Collins <tom@scorbit.io>"
    ],
    "license": "GNU Lesser General Public License v3.0",
    "platform": "bally-35-6K",
    "roms": [
      "dollyptn",
      "futurspa",
      "hglbtrtr",
      "hotdoggn",
      "mystic",
      "ngndshkr",
      "rollston",
      "slbmania",
      "slbmanic",
      "slbmanid",
      "spaceinv",
      "viking"
    ]
  },
  "game_state": {
    "credits": {
      "label": "Credits",
      "start": "0x02B1",
      "length": 2,
      "encoding": "bcd"
    },
    "scores": [
      {
        "label": "Player 1",
        "start": "0x021E",
        "encoding": "bcd",
        "length": 6
      },
      {
        "label": "Player 2",
        "start": "0x0224",
        "encoding": "bcd",
        "length": 6
      },
      {
        "label": "Player 3",
        "start": "0x022A",
        "encoding": "bcd",
        "length": 6
      },
      {
        "label": "Player 4",
        "start": "0x0230",
        "encoding": "bcd",
        "length": 6
      }
    ],
    "final_scores": [
      {
        "label": "Final P1",
        "start": "0x023D",
        "encoding": "bcd",
        "length": 6
      },
      {
        "label": "Final P2",
        "start": "0x0243",
        "encoding": "bcd",
        "length": 6
      },
      {
        "label": "Final P3",
        "start": "0x0249",
        "encoding": "bcd",
        "length": 6
      },
      {
        "label": "Final P4",
        "start": "0x024F",
        "encoding": "bcd",
        "length": 6
      }
    ],
    "current_ball": {
      "label": "Current Ball",
      "start": "0x12",
      "encoding": "bcd"
    },
    "player_count": {
      "label": "Players",
      "start": "0x13",
      "encoding": "bcd"
    },
    "current_player": {
      "label": "Current Player",
      "start": "0x14",
      "encoding": "bcd"
    },
    "ball_count": {
      "label": "Ball Count",
      "encoding": "dipsw",
      "offsets": [
        31
      ],
      "values": [
        3,
        5
      ]
    },
    "max_credits": {
      "label": "Max Credits",
      "encoding": "dipsw",
      "offsets": [
        26,
        25
      ],
      "values": [
        10,
        15,
        25,
        40
      ]
    },
    "game_over": {
      "_notes": "reading 'game over' lamp",
      "label": "Game Over",
      "start": "0x20C",
      "encoding": "bool",
      "mask": "0x4",
      "invert": true
    },
    "tilted": {
      "_notes": "reading 'tilt' lamp",
      "label": "Tilted",
      "start": "0x20C",
      "encoding": "bool",
      "mask": "0x8",
      "invert": true
    }
  },
  "high_scores": [
    {
      "label": "High Score",
      "short_label": "HS",
      "score": {
        "start": "0x02AB",
        "encoding": "bcd",
        "length": 6
      }
    }
  ],
  "audits": {
    "Bookkeeping functions": {
      "05": {
        "label": "Current Credits",
        "start": "0x02B1",
        "length": 6,
        "encoding": "bcd",
        "min": 0,
        "max": 40
      },
      "06": {
        "label": "Total Plays (Paid and Free Games)",
        "start": "0x02B7",
        "length": 6,
        "encoding": "bcd",
        "min": 0,
        "max": 99999
      },
      "07": {
        "label": "Total Replays (Free Games)",
        "start": "0x02BD",
        "length": 6,
        "encoding": "bcd",
        "min": 0,
        "max": 99999
      },
      "08": {
        "label": "HSTD Achieved",
        "start": "0x02C3",
        "length": 6,
        "encoding": "bcd",
        "min": 0,
        "max": 99999
      },
      "09": {
        "label": "Coin Chute #1",
        "start": "0x02C9",
        "length": 6,
        "encoding": "bcd",
        "min": 0,
        "max": 99999
      },
      "10": {
        "label": "Coin Chute #2",
        "start": "0x02CF",
        "length": 6,
        "encoding": "bcd",
        "min": 0,
        "max": 99999
      },
      "11": {
        "label": "Coin Chute #3",
        "start": "0x02D5",
        "length": 6,
        "encoding": "bcd",
        "min": 0,
        "max": 99999
      },
      "12": {
        "label": "Specials Awarded",
        "start": "0x02DB",
        "length": 6,
        "encoding": "bcd",
        "min": 0,
        "max": 99999
      },
      "13": {
        "label": "Minutes of Game Play",
        "start": "0x02E1",
        "length": 6,
        "encoding": "bcd",
        "min": 0,
        "max": 99999
      },
      "14": {
        "label": "Service Credits",
        "start": "0x02E7",
        "length": 6,
        "encoding": "bcd",
        "min": 0,
        "max": 99999
      }
    }
  },
  "adjustments": {
    "High score functions": {
      "01": {
        "label": "Replay Level 1",
        "start": "0x0299",
        "encoding": "bcd",
        "length": 6,
        "min": 0,
        "max": 999000,
        "default": 0,
        "special_values": {
          "0": "OFF"
        },
        "multiple_of": 10000
      },
      "02": {
        "label": "Replay Level 2",
        "start": "0x029F",
        "encoding": "bcd",
        "length": 6,
        "min": 0,
        "max": 999000,
        "default": 0,
        "special_values": {
          "0": "OFF"
        },
        "multiple_of": 10000
      },
      "03": {
        "label": "Replay Level 3",
        "start": "0x02A5",
        "encoding": "bcd",
        "length": 6,
        "min": 0,
        "max": 999000,
        "default": 0,
        "special_values": {
          "0": "OFF"
        },
        "multiple_of": 10000
      },
      "04": {
        "label": "High score to date",
        "start": "0x02AB",
        "encoding": "bcd",
        "length": 6,
        "min": 0,
        "max": 999000
      }
    }
  }
}