config_example.json

{
  "service": {
    "log_level": "trace",
    "threads": 1
  },
  "slaves": [
    {
      "frame_type": "tcp",
      "ip_address": "192.168.1.2",
      "ip_port": 503
    },
    {
      "frame_type": "tcp",
      "ip_port": 502
    },
    {
      "frame_type": "rtu",
      "device": "/dev/ttyUSB0",
      "baud_rate": 115200,
      "character_size": 8,
      "parity": "even",
      "stop_bits": 1,
      "flow_control": "none"
    },
    {
      "frame_type": "ascii",
      "device": "/dev/ttyUSB1",
      "baud_rate": 9600,
      "character_size": 8,
      "parity": "none",
      "stop_bits": 2,
      "flow_control": "none",
      "rs485": {
        "rts_on_send": true,
        "rts_after_send": false,
        "rx_during_tx": true,
        "terminate_bus": false,
        "delay_rts_before_send": 1000,
        "delay_rts_after_send": 2000
      }
    }
  ],
  "masters": [
    {
      "frame_type": "tcp",
      "timeout_ms": 1000,
      "ip_address": "192.168.2.2",
      "ip_port": 502
    },
    {
      "frame_type": "rtu",
      "timeout_ms": 1000,
      "device": "/dev/ttyUSB2",
      "baud_rate": 115200,
      "character_size": 8,
      "parity": "even",
      "stop_bits": 1,
      "flow_control": "none",
      "unit_id": [
        {
          "type": "range",
          "begin": 10,
          "end": 20
        },
        {
          "type": "value",
          "value": 25
        }
      ]
    },
    {
      "frame_type": "ascii",
      "timeout_ms": 1000,
      "device": "/dev/ttyUSB3",
      "baud_rate": 9600,
      "character_size": 8,
      "parity": "none",
      "stop_bits": 2,
      "flow_control": "none",
      "rs485": {
        "rts_on_send": true,
        "rts_after_send": false,
        "rx_during_tx": true,
        "terminate_bus": false,
        "delay_rts_before_send": 1000,
        "delay_rts_after_send": 2000
      },
      "unit_id": [
        {
          "type": "value",
          "value": 30
        },
        {
          "type": "range",
          "begin": 40,
          "end": 50
        },
        {
          "type": "value",
          "value": 55
        }
      ]
    },
    {
      "frame_type": "tcp",
      "timeout_ms": 1000,
      "ip_address": "192.168.3.2",
      "ip_port": 503,
      "unit_id": [
        {
          "type": "range",
          "begin": 100,
          "end": 110
        }
      ]
    }
  ]
}