{
  "kind": "busloom-device-definition",
  "schemaVersion": 1,
  "id": "waveshare.modbus-rtu-relay-8ch",
  "name": "Waveshare Modbus RTU Relay 8CH",
  "description": "Core register map transcribed from the official Modbus RTU Relay 8CH protocol documentation.",
  "tagGroups": [
    {
      "id": "waveshare.modbus.rtu.relay.8ch.group.outputs",
      "name": "Relay outputs",
      "color": "orange"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.group.device",
      "name": "Device information",
      "color": "neutral"
    }
  ],
  "tags": [
    {
      "id": "waveshare.modbus.rtu.relay.8ch.coil.000.relay-1",
      "name": "Relay 1",
      "addressSpace": "coils",
      "address": 0,
      "dataType": "boolean",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 1,
      "offset": 0,
      "displayDecimals": null,
      "minimum": null,
      "maximum": null,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Relay state; read with FC01 and control with FC05 or FC15.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.outputs"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.coil.001.relay-2",
      "name": "Relay 2",
      "addressSpace": "coils",
      "address": 1,
      "dataType": "boolean",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 1,
      "offset": 0,
      "displayDecimals": null,
      "minimum": null,
      "maximum": null,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Relay state; read with FC01 and control with FC05 or FC15.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.outputs"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.coil.002.relay-3",
      "name": "Relay 3",
      "addressSpace": "coils",
      "address": 2,
      "dataType": "boolean",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 1,
      "offset": 0,
      "displayDecimals": null,
      "minimum": null,
      "maximum": null,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Relay state; read with FC01 and control with FC05 or FC15.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.outputs"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.coil.003.relay-4",
      "name": "Relay 4",
      "addressSpace": "coils",
      "address": 3,
      "dataType": "boolean",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 1,
      "offset": 0,
      "displayDecimals": null,
      "minimum": null,
      "maximum": null,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Relay state; read with FC01 and control with FC05 or FC15.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.outputs"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.coil.004.relay-5",
      "name": "Relay 5",
      "addressSpace": "coils",
      "address": 4,
      "dataType": "boolean",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 1,
      "offset": 0,
      "displayDecimals": null,
      "minimum": null,
      "maximum": null,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Relay state; read with FC01 and control with FC05 or FC15.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.outputs"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.coil.005.relay-6",
      "name": "Relay 6",
      "addressSpace": "coils",
      "address": 5,
      "dataType": "boolean",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 1,
      "offset": 0,
      "displayDecimals": null,
      "minimum": null,
      "maximum": null,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Relay state; read with FC01 and control with FC05 or FC15.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.outputs"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.coil.006.relay-7",
      "name": "Relay 7",
      "addressSpace": "coils",
      "address": 6,
      "dataType": "boolean",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 1,
      "offset": 0,
      "displayDecimals": null,
      "minimum": null,
      "maximum": null,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Relay state; read with FC01 and control with FC05 or FC15.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.outputs"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.coil.007.relay-8",
      "name": "Relay 8",
      "addressSpace": "coils",
      "address": 7,
      "dataType": "boolean",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 1,
      "offset": 0,
      "displayDecimals": null,
      "minimum": null,
      "maximum": null,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Relay state; read with FC01 and control with FC05 or FC15.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.outputs"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.holding.8192.uart-parameters",
      "name": "UART parameters",
      "addressSpace": "holdingRegisters",
      "address": 8192,
      "dataType": "uint16",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 1,
      "offset": 0,
      "displayDecimals": 0,
      "minimum": null,
      "maximum": null,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Parity mode in the high byte and baud-rate mode in the low byte.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.device"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.holding.16384.device-address",
      "name": "Device address",
      "addressSpace": "holdingRegisters",
      "address": 16384,
      "dataType": "uint16",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 1,
      "offset": 0,
      "displayDecimals": 0,
      "minimum": 1,
      "maximum": 255,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Configured Modbus device address.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.device"
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.holding.32768.software-version",
      "name": "Software version",
      "addressSpace": "holdingRegisters",
      "address": 32768,
      "dataType": "uint16",
      "notation": "decimal",
      "registerCount": 1,
      "byteOrder": "bigEndian",
      "wordOrder": "mostSignificantFirst",
      "scale": 0.01,
      "offset": 0,
      "displayDecimals": 2,
      "minimum": null,
      "maximum": null,
      "valueLabels": [],
      "trueLabel": "ON",
      "falseLabel": "OFF",
      "alarms": [],
      "unit": "",
      "description": "Raw integer scaled by 0.01; 100 represents version 1.00.",
      "groupId": "waveshare.modbus.rtu.relay.8ch.group.device"
    }
  ],
  "views": [
    {
      "id": "waveshare.modbus.rtu.relay.8ch.view.outputs",
      "name": "Relay outputs",
      "type": "coils",
      "addressMode": "range",
      "startAddress": 0,
      "quantity": 8,
      "addresses": [],
      "pollIntervalMs": 500
    },
    {
      "id": "waveshare.modbus.rtu.relay.8ch.view.device",
      "name": "Device information",
      "type": "holdingRegisters",
      "addressMode": "custom",
      "startAddress": 16384,
      "quantity": 1,
      "addresses": [
        16384,
        32768
      ],
      "pollIntervalMs": 5000
    }
  ]
}