config.json

{
    "url": "ModbusServer",
    "port": 8080,
    "modbusdevices": [
        {
            "modbushost": "localhost",
            "modbusport": 8880,
            "unit": 2,
            "pollrate":500,
            "onebased":true,
            "deviceaddressspace": [
                {
                    "type": "holdingregister",
                    "addresses": [
                        {
                            "address": 1,
                            "count": 4
                        },
                        {
                            "address": 10,
                            "count": 8
                        }
                    ]
                },
                {
                    "type": "coils",
                    "addresses": [
                        {
                            "address": 1,
                            "count": 4
                        },
                        {
                            "address": 10,
                            "count": 8
                        }
                    ]
                },
                {
                    "type": "discreteinputs",
                    "addresses": [
                        {
                            "address": 1,
                            "count": 4
                        },
                        {
                            "address": 10,
                            "count": 8
                        }
                    ]
                },
                {
                    "type": "inputregisters",
                    "addresses": [
                        {
                            "address": 1,
                            "count": 4
                        },
                        {
                            "address": 10,
                            "count": 8
                        }
                    ]
                }
            ]
        }
    ]
}