Plugin file
Plugin configuration file
{
"name": "dragino_ldds45",
"version": "1.0.0",
"description": "The Dragino LDDS45 is a LoRaWAN-enabled ultrasonic distance sensor designed for non-contact measurement of the distance between the sensor and flat objects.",
"author": "Thinger.io",
"license": "MIT",
"repository": {
"type": "git",
"url": "https://github.com/thinger-io/plugins.git",
"directory": "dragino-ldds45"
},
"metadata": {
"name": "Dragino LDDS45",
"description": "The Dragino LDDS45 is a LoRaWAN-enabled ultrasonic distance sensor designed for non-contact measurement of the distance between the sensor and flat objects.",
"image": "assets/ldds45.png",
"category": "devices",
"vendor": "dragino"
},
"resources": {
"products": [
{
"description": "The Dragino LDDS45 is a LoRaWAN-enabled ultrasonic distance sensor designed for non-contact measurement of the distance between the sensor and flat objects.",
"enabled": true,
"name": "Dragino LDDS45",
"product": "dragino_ldds45",
"profile": {
"api": {
"downlink": {
"enabled": true,
"handle_connectivity": false,
"request": {
"data": {
"path": "/downlink",
"payload": "{\r\n \"data\" : \"{{payload.data=\"\"}}\",\r\n \"port\" : {{payload.port=2}},\r\n \"priority\": {{payload.priority=3}},\r\n \"confirmed\" : {{payload.confirmed=false}},\r\n \"uplink\" : {{property.uplink}} \r\n}",
"payload_function": "",
"payload_type": "",
"plugin": "{{property.uplink.source}}",
"target": "plugin_endpoint"
}
}
},
"uplink": {
"enabled": true,
"handle_connectivity": true,
"request": {
"data": {
"payload": "{{payload}}",
"payload_function": "",
"payload_type": "source_payload",
"resource_stream": "uplink",
"target": "resource_stream"
}
}
}
},
"autoprovisions": {
"device_autoprovisioning": {
"config": {
"mode": "pattern",
"pattern": "ldds45_.*"
},
"enabled": true
}
},
"buckets": {
"dragino_ldds45_data": {
"backend": "mongodb",
"data": {
"payload": "{{payload}}",
"payload_function": "",
"payload_type": "source_payload",
"resource": "uplink_decoded",
"source": "resource",
"update": "events"
},
"enabled": true,
"retention": {
"period": 3,
"unit": "months"
},
"tags": []
}
},
"code": {
"code": "function decodeThingerUplink(thingerData) {\n // 0. If data has already been decoded, we will return it\n if (thingerData.decodedPayload) return thingerData.decodedPayload;\n \n // 1. Extract and Validate Input\n // We need 'payload' (hex string) and 'fPort' (integer)\n const hexPayload = thingerData.payload || \"\";\n const port = thingerData.fPort || 1;\n\n // 2. Convert Hex String to Byte Array\n const bytes = [];\n for (let i = 0; i < hexPayload.length; i += 2) {\n bytes.push(parseInt(hexPayload.substr(i, 2), 16));\n }\n\n // 3. Dynamic Function Detection and Execution\n \n // CASE A: (The Things Stack v3)\n if (typeof decodeUplink === 'function') {\n try {\n const input = {\n bytes: bytes,\n fPort: port\n };\n var result = decodeUplink(input);\n \n if (result.data) return result.data;\n\n return result; \n } catch (e) {\n console.error(\"Error inside decodeUplink:\", e);\n throw e;\n }\n }\n\n // CASE B: Legacy TTN (v2)\n else if (typeof Decoder === 'function') {\n try {\n return Decoder(bytes, port);\n } catch (e) {\n console.error(\"Error inside Decoder:\", e);\n throw e;\n }\n }\n\n // CASE C: No decoder found\n else {\n throw new Error(\"No compatible TTN decoder function (decodeUplink or Decoder) found in scope.\");\n }\n}\n\n\n// TTN decoder\nfunction decodeUplink(input) {\n var data = {};\n var len = input.bytes.length;\n var value = ((input.bytes[0] << 8) | input.bytes[1]) & 0x3fff;\n switch (input.fPort) {\n case 2:\n data.Bat = value / 1000;\n value = (input.bytes[2] << 8) | input.bytes[3];\n data.Distance = value + ' mm';\n if (value === 0) data.Distance = 'No Sensor';\n else if (value === 20) data.Distance = 'Invalid Reading';\n data.Interrupt_flag = input.bytes[4];\n\n value = (input.bytes[5] << 8) | input.bytes[6];\n if (input.bytes[5] & 0x80) {\n value |= 0xffff0000;\n }\n data.TempC_DS18B20 = (value / 10).toFixed(2); //DS18B20,temperature\n data.Sensor_flag = input.bytes[7];\n return {\n data: data,\n };\n default:\n return {\n errors: ['unknown FPort'],\n };\n }\n}\n",
"environment": "javascript",
"storage": "",
"version": "1.0"
},
"flows": {
"dragino_ldds45_decoder": {
"data": {
"payload": "{{payload}}",
"payload_function": "decodeThingerUplink",
"payload_type": "source_payload",
"resource": "uplink",
"source": "resource",
"update": "events"
},
"enabled": true,
"sink": {
"payload": "{{payload}}",
"payload_function": "",
"payload_type": "source_payload",
"resource_stream": "uplink_decoded",
"target": "resource_stream"
},
"split_data": false
}
},
"properties": {
"uplink": {
"data": {
"payload": "{{payload}}",
"payload_function": "",
"payload_type": "source_payload",
"resource": "uplink",
"source": "resource",
"update": "events"
},
"default": {
"source": "value"
},
"enabled": true
}
}
},
"_resources": {
"properties": [
{
"property": "dashboard",
"value": {
"tabs": [
{
"name": "LDDS45",
"widgets": [
{
"layout": {
"col": 0,
"row": 0,
"sizeX": 2,
"sizeY": 5
},
"panel": {
"color": "#ffffff",
"currentColor": "#ffffff",
"showOffline": {
"type": "none"
},
"title": "Battery"
},
"properties": {
"color": "#27ae60",
"gradient": false,
"icon": "fas fa-battery-full",
"iconColor": "#30a638",
"iconSize": "",
"majorTicks": 10,
"max": 4,
"min": 2,
"plateColor": "#ffffff",
"showValue": true,
"textColor": "#1E313E",
"tickColor": "#000000",
"unit": "V"
},
"sources": [
{
"bucket": {
"backend": "mongodb",
"id": "dragino_ldds45_data",
"mapping": "Bat",
"tags": {
"device": [],
"group": []
}
},
"color": "#27ae60",
"name": "Battery",
"source": "bucket",
"timespan": {
"mode": "latest"
}
}
],
"type": "gauge"
},
{
"layout": {
"col": 2,
"row": 0,
"sizeX": 2,
"sizeY": 5
},
"panel": {
"color": "#ffffff",
"currentColor": "#ffffff",
"showOffline": {
"type": "none"
},
"title": "Distance"
},
"properties": {
"color": "#3498db",
"max": 4000,
"min": 0,
"unit": "mm"
},
"sources": [
{
"bucket": {
"backend": "mongodb",
"id": "dragino_ldds45_data",
"mapping": "Distance",
"tags": {
"device": [],
"group": []
}
},
"color": "#3498db",
"name": "Distance",
"source": "bucket",
"timespan": {
"mode": "latest"
}
}
],
"type": "donutchart"
},
{
"layout": {
"col": 4,
"row": 0,
"sizeX": 2,
"sizeY": 5
},
"panel": {
"color": "#ffffff",
"currentColor": "#ffffff",
"showOffline": {
"type": "none"
},
"title": "Temperature"
},
"properties": {
"color": "#e74c3c",
"max": 85,
"min": -40,
"unit": "°C"
},
"sources": [
{
"bucket": {
"backend": "mongodb",
"id": "dragino_ldds45_data",
"mapping": "TempC_DS18B20",
"tags": {
"device": [],
"group": []
}
},
"color": "#e74c3c",
"name": "Temperature",
"source": "bucket",
"timespan": {
"mode": "latest"
}
}
],
"type": "donutchart"
},
{
"layout": {
"col": 0,
"row": 5,
"sizeX": 6,
"sizeY": 6
},
"panel": {
"color": "#ffffff",
"currentColor": "#ffffff",
"showOffline": {
"type": "none"
},
"title": "Distance History (24h)"
},
"properties": {
"axis": true,
"fill": false,
"legend": true,
"multiple_axes": false,
"options": "var options = {\n chart: {\n type: 'line',\n zoom: {\n type: 'x',\n enabled: true,\n autoScaleYaxis: true,\n allowMouseWheelZoom: false\n },\n toolbar: {\n autoSelected: 'zoom'\n }\n },\n stroke: {\n curve: 'smooth',\n width: 3\n },\n markers: {\n size: 4,\n hover: {\n sizeOffset: 2\n }\n },\n grid: {\n row: {\n colors: ['#f3f3f3', 'transparent'],\n opacity: 0.5\n },\n },\n xaxis: {\n type: 'datetime',\n tooltip: {\n enabled: false\n },\n labels: {\n datetimeUTC: false\n }\n },\n yaxis: {\n title: {\n text: 'Distance (mm)'\n },\n labels: {\n formatter: function (val) {\n if (val !== null && typeof val !== 'undefined')\n return val.toFixed(0);\n }\n }\n },\n tooltip: {\n x: {\n format: 'dd/MM/yyyy HH:mm:ss'\n }\n }\n};"
},
"sources": [
{
"bucket": {
"backend": "mongodb",
"id": "dragino_ldds45_data",
"mapping": "Distance",
"tags": {
"device": [],
"group": []
}
},
"color": "#3498db",
"name": "Distance (mm)",
"source": "bucket",
"timespan": {
"magnitude": "hour",
"mode": "relative",
"period": "latest",
"value": 24
}
}
],
"type": "apex_charts"
},
{
"layout": {
"col": 0,
"row": 11,
"sizeX": 3,
"sizeY": 6
},
"panel": {
"color": "#ffffff",
"currentColor": "#ffffff",
"showOffline": {
"type": "none"
},
"title": "Temperature History (24h)"
},
"properties": {
"axis": true,
"fill": false,
"legend": true,
"multiple_axes": false,
"options": "var options = {\n chart: {\n type: 'area'\n },\n dataLabels: {\n enabled: false\n },\n stroke: {\n curve: 'smooth',\n width: 2\n },\n xaxis: {\n type: 'datetime',\n labels: {\n datetimeUTC: false\n },\n tooltip: {\n enabled: false\n }\n },\n yaxis: {\n title: {\n text: 'Temperature (°C)'\n },\n labels: {\n formatter: function (val) {\n if (val !== null && typeof val !== 'undefined')\n return val.toFixed(1);\n }\n }\n },\n tooltip: {\n x: {\n format: 'dd/MM/yyyy HH:mm:ss'\n }\n }\n};"
},
"sources": [
{
"bucket": {
"backend": "mongodb",
"id": "dragino_ldds45_data",
"mapping": "TempC_DS18B20",
"tags": {
"device": [],
"group": []
}
},
"color": "#e74c3c",
"name": "Temperature (°C)",
"source": "bucket",
"timespan": {
"magnitude": "hour",
"mode": "relative",
"period": "latest",
"value": 24
}
}
],
"type": "apex_charts"
},
{
"layout": {
"col": 3,
"row": 11,
"sizeX": 3,
"sizeY": 6
},
"panel": {
"color": "#ffffff",
"currentColor": "#ffffff",
"showOffline": {
"type": "none"
},
"title": "Battery History (24h)"
},
"properties": {
"axis": true,
"fill": true,
"legend": true,
"multiple_axes": false,
"options": "var options = {\n chart: {\n type: 'area'\n },\n dataLabels: {\n enabled: false\n },\n stroke: {\n curve: 'smooth',\n width: 2\n },\n fill: {\n type: 'gradient',\n gradient: {\n shadeIntensity: 1,\n opacityFrom: 0.7,\n opacityTo: 0.3\n }\n },\n xaxis: {\n type: 'datetime',\n labels: {\n datetimeUTC: false\n },\n tooltip: {\n enabled: false\n }\n },\n yaxis: {\n title: {\n text: 'Battery (V)'\n },\n labels: {\n formatter: function (val) {\n if (val !== null && typeof val !== 'undefined')\n return val.toFixed(2);\n }\n }\n },\n tooltip: {\n x: {\n format: 'dd/MM/yyyy HH:mm:ss'\n }\n }\n};"
},
"sources": [
{
"bucket": {
"backend": "mongodb",
"id": "dragino_ldds45_data",
"mapping": "Bat",
"tags": {
"device": [],
"group": []
}
},
"color": "#27ae60",
"name": "Battery (V)",
"source": "bucket",
"timespan": {
"magnitude": "hour",
"mode": "relative",
"period": "latest",
"value": 24
}
}
],
"type": "apex_charts"
},
{
"layout": {
"col": 0,
"row": 17,
"sizeX": 2,
"sizeY": 3
},
"panel": {
"color": "#ffffff",
"currentColor": "#ffffff",
"showOffline": {
"type": "none"
},
"title": "Interrupt Flag"
},
"properties": {
"decimalPlaces": 0,
"enableExtraTextColor": false,
"enableIconColor": false,
"enableIconSize": false,
"extraText": "",
"extraTextColor": "#1E313E",
"extraTextColorConditions": [],
"extraTextConditions": [],
"extraTextPosition": "above-value",
"extraTextSize": "20px",
"extraTextWeight": "font-light",
"icon": "",
"iconColor": "#1E313E",
"iconColorConditions": [],
"iconConditions": [],
"iconGap": "8px",
"iconPosition": "before-value",
"iconSize": "75px",
"iconVerticalOffset": "0px",
"link": "",
"textAlign": "center",
"textColor": "#000000",
"textColorConditions": [],
"textSize": "32px",
"textWeight": "font-light",
"unit": "",
"unitSize": "20px"
},
"sources": [
{
"bucket": {
"backend": "mongodb",
"id": "dragino_ldds45_data",
"mapping": "Interrupt_flag",
"tags": {
"device": [],
"group": []
}
},
"color": "#34495e",
"name": "Interrupt Flag",
"source": "bucket",
"timespan": {
"mode": "latest"
}
}
],
"type": "text"
},
{
"layout": {
"col": 2,
"row": 17,
"sizeX": 2,
"sizeY": 3
},
"panel": {
"color": "#ffffff",
"currentColor": "#ffffff",
"showOffline": {
"type": "none"
},
"title": "Sensor Flag"
},
"properties": {
"decimalPlaces": 0,
"enableExtraTextColor": false,
"enableIconColor": false,
"enableIconSize": false,
"extraText": "",
"extraTextColor": "#1E313E",
"extraTextColorConditions": [],
"extraTextConditions": [],
"extraTextPosition": "above-value",
"extraTextSize": "20px",
"extraTextWeight": "font-light",
"icon": "",
"iconColor": "#1E313E",
"iconColorConditions": [],
"iconConditions": [],
"iconGap": "8px",
"iconPosition": "before-value",
"iconSize": "75px",
"iconVerticalOffset": "0px",
"link": "",
"textAlign": "center",
"textColor": "#000000",
"textColorConditions": [],
"textSize": "32px",
"textWeight": "font-light",
"unit": "",
"unitSize": "20px"
},
"sources": [
{
"bucket": {
"backend": "mongodb",
"id": "dragino_ldds45_data",
"mapping": "Sensor_flag",
"tags": {
"device": [],
"group": []
}
},
"color": "#34495e",
"name": "Sensor Flag",
"source": "bucket",
"timespan": {
"mode": "latest"
}
}
],
"type": "text"
},
{
"layout": {
"col": 4,
"row": 17,
"sizeX": 2,
"sizeY": 3
},
"panel": {
"color": "#ffffff",
"currentColor": "#ffffff",
"showOffline": {
"type": "none"
},
"title": "Distance Status"
},
"properties": {
"decimalPlaces": 0,
"enableExtraTextColor": false,
"enableIconColor": true,
"enableIconSize": false,
"extraText": "",
"extraTextColor": "#1E313E",
"extraTextColorConditions": [],
"extraTextConditions": [],
"extraTextPosition": "above-value",
"extraTextSize": "20px",
"extraTextWeight": "font-light",
"icon": "fas fa-ruler-vertical",
"iconColor": "#3498db",
"iconColorConditions": [],
"iconConditions": [],
"iconGap": "8px",
"iconPosition": "above-value",
"iconSize": "48px",
"iconVerticalOffset": "0px",
"link": "",
"textAlign": "center",
"textColor": "#000000",
"textColorConditions": [],
"textSize": "28px",
"textWeight": "font-normal",
"unit": "",
"unitSize": "20px"
},
"sources": [
{
"bucket": {
"backend": "mongodb",
"id": "dragino_ldds45_data",
"mapping": "Distance",
"tags": {
"device": [],
"group": []
}
},
"color": "#3498db",
"name": "Distance",
"source": "bucket",
"timespan": {
"mode": "latest"
}
}
],
"type": "text"
}
]
}
]
}
}
]
}
}
]
}
}