{
  "machine": {
    "name": "c1541c",
    "sourcefile": "devices/bus/cbmiec/c1541.cpp",
    "isdevice": "yes",
    "runnable": "no",
    "isbios": "no",
    "ismechanical": "no",
    "description": "Commodore 1541C Disk Drive",
    "biosset": [
      {
        "name": "r1",
        "description": "Revision 1",
        "default": "no"
      },
      {
        "name": "r2",
        "description": "Revision 2",
        "default": "yes"
      }
    ],
    "rom": [
      {
        "name": "251968-01.ua2",
        "bios": "r1",
        "size": "16384",
        "crc": "1b3ca08d",
        "sha1": "8e893932de8cce244117fcea4c46b7c39c6a7765",
        "region": "ucd5",
        "offset": "0",
        "status": "good",
        "optional": "no"
      },
      {
        "name": "251968-02.ua2",
        "bios": "r2",
        "size": "16384",
        "crc": "2d862d20",
        "sha1": "38a7a489c7bbc8661cf63476bf1eb07b38b1c704",
        "region": "ucd5",
        "offset": "0",
        "status": "good",
        "optional": "no"
      }
    ],
    "device_ref": [
      {
        "tag": ":_tmp:ucd5",
        "name": "m6502"
      },
      {
        "tag": ":_tmp:uab1",
        "name": "mos6522"
      },
      {
        "tag": ":_tmp:ucd4",
        "name": "mos6522"
      },
      {
        "tag": ":_tmp:uc4",
        "name": "c64h156"
      },
      {
        "tag": ":_tmp:uc4:0",
        "name": "floppy_connector"
      }
    ],
    "chip": {
      "type": "cpu",
      "tag": ":ucd5",
      "name": "MOS Technology 6502",
      "clock": "1000000"
    },
    "dipswitch": {
      "name": "Device Address",
      "tag": ":ADDRESS",
      "mask": "3",
      "dipvalue": [
        {
          "name": "8",
          "value": "0",
          "default": "yes"
        },
        {
          "name": "9",
          "value": "1",
          "default": "no"
        },
        {
          "name": "10",
          "value": "2",
          "default": "no"
        },
        {
          "name": "11",
          "value": "3",
          "default": "no"
        }
      ]
    }
  }
}