{
  "_notes": "Bally AS-2518-17 with two modified 4KB ROMs",
  "cpu": "6800",
  "endian": "little",
  "memory_layout": [
    {
      "label": "RAM U7",
      "address": "0x0000",
      "size": "0x80",
      "type": "ram"
    },
    {
      "label": "NVRAM U8",
      "address": "0x200",
      "size": "0x100",
      "type": "nvram",
      "nibble": "high"
    },
    {
      "label": "ROM U1 (or low 2K of U2)",
      "address": "0x1000",
      "size": "0x800",
      "type": "rom"
    },
    {
      "label": "ROM U6 (low 2K)",
      "address": "0x1800",
      "size": "0x800",
      "type": "rom"
    },
    {
      "label": "ROM U2 (or high 2K of U2)",
      "address": "0x5000",
      "size": "0x800",
      "type": "rom"
    },
    {
      "label": "ROM U6 (high 2K)",
      "address": "0x5800",
      "size": "0x800",
      "type": "rom"
    }
  ]
}