Changes for page ThingsBoard

Last modified by Dilisi S on 2025/04/23 19:23

From 167.1 to 168.1 From 179.1 to 180.1

From version 168.1

edited by Dilisi S
on 2025/03/19 03:40

Change comment: Uploaded new attachment "image-4.png", version {1}

To version 179.1

edited by Dilisi S
on 2025/03/27 01:21

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@@ -164,240 +164,151 @@
  [[image:ins1.png||height="310" width="500"]]
--= 3. Data Converters =
++= 3. Creating Devices =
--In **ThingsBoard**, **Data Converters** are components used to transform incoming or outgoing data between different formats, typically to convert raw telemetry data from devices into a structured format that ThingsBoard can understand, or vice versa.
++First, you need to create devices in ThingsBoard to represent your physical devices. For example, you can name it **Device A**, and the second device could be **Device B** or any name you prefer. The device name should be unique within the **Devices** space.
--== 3.1 Uplink ==
++In the left navigation, click Entities -> Devices.
++Click the **Add Device** button (the button with the **+** sign), and from the dropdown menu, click **Add new device**.
--In the left navigation, click **Integrations center**, and then click **Data converters**.
++In the **Add new device** dialog box, enter the device name in the **Name** text box. For example, we will use **Device A**.
++Click the **Add** button.
--[[image:data-converters-list-empty.png]]
++Skip the **connectivity testing** by clicking the **Close** button.
++The device is created and listed on the **Devices** page. Note that its initial state is **Inactive** because it has not received any data yet.
--On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
++= 4. Data Converters =
--[[image:create-new-converter-menu.png||height="259" width="500"]]
++In **ThingsBoard**, **Data Converters** are components used to transform incoming or outgoing data between different formats, typically to convert raw telemetry data from devices into a structured format that ThingsBoard can understand, or vice versa.
--The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**.
++== 4.1 Uplink ==
--Click on the **JavaScript** button.
--Delete the default decoder function in the code editor. Now copy and paste the following decoder function written in **JavaScript** in to the **code editor**. This decoder function is compatible for both NB and CB series devices.
++In the left navigation, click **Integrations center**, and then click **Data converters**.
--{{code language="JavaScript"}}
--//Version: 0.1
--// decode payload to string
--var payloadStr = decodeToString(payload);
++[[image:data-converters-list-empty.png]]
--// decode payload to JSON
--var objdata = {};
--var obj1 = {};
--var data = decodeToJson(payload);
--var deviceName = data.IMEI;
--delete data.IMEI;
--var modelname = "Dragino " + data.Model;
--//var mod = data.mod
--delete data.Model;
--//delete data.mod
--var timestamp = new Date().getTime();
--for (var key in data) {
--
--    if (Number(key)) {
--        obj1[key] = data[key];
--        obj1[key][obj1[key].length - 1] = Number(new Date(
--            obj1[key][obj1[key].length - 1]));
++On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
--    }
--//Alec submitted25/02/25
--//turn old key into new
--    else if (key === "Reading") {
--        objdata["reading"] = data[key];
--    } else if (key === "work mode") {
--        objdata["work_mode"] = data[key];
--    } else if (key === "hum") {
--        objdata["humidity"] = data[key];
--    }else if (key === "hum2") {
--        objdata["humidity2"] = data[key];
--    } else if (key === "hum3") {
--        objdata["humidity3"] = data[key];
--    } else if (key === "tem") {
--        objdata["temperature"] = data[key];
--    } else if (key === "tem2") {
--        objdata["temperature2"] = data[key];
--    } else if (key === "tem3") {
--        objdata["temperature3"] = data[key];
--    } else if (key === "DS18B20_Temp") {
--        objdata["temperature_pro"] = data[key];
--    } else if (key === "ds18b20_temperature") {
--        objdata["temperature_pro"] = data[key];
--    } else if (key === "DS18B20_temperature_pro") {
--        objdata["temperature_pro"] = data[key];
--    } else if (key === "tdc send flag") {
--        objdata["tdc_send_flag"] = data[key];
--    } else if (key === "trigger mode") {
--        objdata["trigger_mode"] = data[key];
--    } else if (key === "soil dielectric constant") {
--        objdata["soil_dielectric_constant"] = data[key];
--    } else if (key === "door open num") {
--        objdata["door_open_num"] = data[key];
--    } else if (key === "door duration") {
--        objdata["door_duration"] = data[key];
--    } else if (key === "count time") {
--        objdata["count_time"] = data[key];
--    } else if (key === "last open time2") {
--        objdata["last_open_time2"] = data[key];
--    } else if (key === "last open time3") {
--        objdata["last_open_time3"] = data[key];
--    }
--//Alec submitted25/02/25
--    else {
--        objdata[key] = data[key]
--    }
--}
--var listdata = [{
--    "ts": timestamp,
--    "values": objdata
--}]
--for (var key1 in obj1) {
--    if (modelname == "Dragino RS485-NB") {
--        listdata.push({
--            "ts": obj1[key1][obj1[key1].length - 1],
--            "values": {
--                "Payload": obj1[key1][0],
--            }
--        })
--    } else {
--        listdata.push({
--            "ts": obj1[key1][obj1[key1].length - 1],
--            "values": {
--                "values": obj1[key1]
--            },
--        })
--    }
--}
--var result = {
--    deviceName: deviceName,
--    deviceType: modelname,
--    attributes: {
--        model: modelname,
--        //customerName: "NB-CB",
--        //groupName: "NB-CB",
--        //integrationName: metadata['integrationName']
--    },
--    telemetry: listdata
--}
++[[image:create-new-converter-menu.png||height="259" width="500"]]
--function decodeToString(payload) {
--    return String.fromCharCode.apply(String, payload);
--}
--function decodeToJson(payload) {
--    // covert payload to string.
--    var str = decodeToString(payload);
++The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**.
--    // parse string to JSON
--    var data = JSON.parse(str);
--    return data;
--}
++Click on the **TBEL** button if it has not been selected by default.
--return result;
--{{/code}}
++Modify the default TBEL function to match with your device as described below:
--Click on the **Add** button.
++~1. Uncomment line 11:
++var data = decodeToJson(payload)
--[[image:mqtt-uplink.png||width="500"]]
++[[image:Screenshot 2025-03-26 at 18.15.08.png||height="219" width="500"]]
++3. Modify the telemetry section to allow parsed data to be assigned to the fields.
--You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page.
++telemetry: {
++       temperature: data.temperature,
++       humidity: data.humidity,
++       rawData: payloadStr
++   }
--[[image:data-converter-list-showing-uplink-dc.png]]
--
--== 3.2 Downlink ==
--
--
--On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
--
--
--[[image:create-new-converter-menu.png||width="500"]]
--
--
--
--The **Add data converter** window will appear. Name it ‘**MQTT Downlink Converter NB/CB**’ and select the Type as **Downlink**.
--
--Click on the **TBEL** button if not selected it by default. Now copy and paste the following encoder function written in **TBEL (ThingsBoard Expression Language)** in to the **code editor**. This encoder function is compatible for both NB and CB series devices.
--
--
  {{code language="JavaScript"}}
--// Encode downlink data from incoming Rule Engine message
++// Decode an uplink message from a buffer
++// payload - array of bytes
++// metadata - key/value object
--// msg - JSON message payload downlink message json
--// msgType - type of message, for ex. 'ATTRIBUTES_UPDATED', 'POST_TELEMETRY_REQUEST', etc.
--// metadata - list of key-value pairs with additional data about the message
--// integrationMetadata - list of key-value pairs with additional data defined in Integration executing this converter
++/** Decoder **/
--/** Encoder **/
++// decode payload to string
++var payloadStr = decodeToString(payload);
--var data = {};
++// decode payload to JSON
++var data = decodeToJson(payload);
--// Process data from incoming message and metadata
++var deviceName = 'Device B';
++var deviceType = 'thermostat';
++var customerName = 'Customer C';
++var groupName = 'thermostat devices';
++var manufacturer = 'Example corporation';
++// use assetName and assetType instead of deviceName and deviceType
++// to automatically create assets instead of devices.
++// var assetName = 'Asset A';
++// var assetType = 'building';
--data.tempFreq = msg.temperatureUploadFrequency;
--data.humFreq = msg.humidityUploadFrequency;
--
--data.devSerialNumber = metadata['ss_serialNumber'];
--
--// Result object with encoded downlink payload
++// Result object with device/asset attributes/telemetry data
  var result = {
++// Use deviceName and deviceType or assetName and assetType, but not both.
++   deviceName: deviceName,
++   deviceType: deviceType,
++// assetName: assetName,
++// assetType: assetType,
++// customerName: customerName,
++   groupName: groupName,
++   attributes: {
++       model: 'Model A',
++       serialNumber: 'SN111',
++       integrationName: metadata['integrationName'],
++       manufacturer: manufacturer
++   },
++   telemetry: {
++       temperature: data.temperature,
++       humidity: data.humidity,
++       rawData: payloadStr
++   }
++};
--    // downlink data content type: JSON, TEXT or BINARY (base64 format)
--    contentType: "JSON",
++/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/
--    // downlink data
--    data: JSON.stringify(data),
++return result;
++{{/code}}
--    // Optional metadata object presented in key/value format
--    metadata: {
--            topic: metadata['deviceType']+'/'+metadata['deviceName']+'/upload'
--    }
++We use the same decoder function for all our devices. However, you need to modify a few things for each device. Among these, **deviceName** is a **mandatory** field. You should assign a device name to the **deviceName** field that matches the name of your device in the **Devices** section.
--};
++For example, if your device name is **Device B**, you can change **Device A** to **Device B**.
--return result;
++
++{{code language="JavaScript"}}
++var deviceName = 'Device A';
++var deviceType = 'thermostat';
++var customerName = 'Customer C';
++var groupName = 'thermostat devices';
++var manufacturer = 'Example corporation';
  {{/code}}
--Click on the **Add** button.
++Once you modify the decoder function, click on the **Add** button.
--[[image:add-downlink-data-converter.png||height="529" width="500"]]
++[[image:mqtt-uplink.png||width="500"]]
--You should see that the newly added **MQTT Downlink** Converter NB/CB is listed on the **Data Converters** page.
++You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page.
--[[image:data-converters-list.png]]
++[[image:data-converter-list-showing-uplink-dc.png]]
--= 4. Add Integration =
++= 5. Add Integration =
++
  In the left navigation, click **Integrations center**, and then click **Integrations**.
@@ -438,24 +438,26 @@
  **Downlink data converter:**
--* Click on the **Select existing** button.
--* **Downlink data converter**: Select **MQTT Downlink Converter NB/CB **from the dropdown list.
++Dragino NB/CB devices don't require a downlink data converter to decode their payloads, so you can skip this step.
--Click **Next** button.
++* Click on the **Skip **button in the Downlink data converter section.
++Click **Skip** button.
--[[image:add-integration-downlink-data-converter.png||height="511" width="500"]]
++[[image:integration-dl-skip.png||height="511" width="500"]]
++
++
  **Connection:**
--* **Host**: Cluster URL (Eg. 011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud)
++* **Host**: Cluster URL (Eg. **//011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud//**)
  * **Port**: 8883
  * **Credentials**: Basic
  * **Enable SSL**: YES
  * **Username**: Username (from your HiveMQ Cloud Cluster with your credentials)
  * **Password:** Password (from your HiveMQ Cloud Cluster with your credentials)
--* **Topic: v1/devices/+/telemetry** (the + replaces any 'device name' will create a device in the Entities -> Devices)
++* **Topic: v1/devices/me/telemetry** (The topic can be anything; you can even use just the device name. For example, you can use your device name here, such as devices/a/telemetry.)
  * **QoS:** 0-At most once
  [[image:add-integration-connection.png||height="511" width="500"]]
@@ -488,14 +488,13 @@
  Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.**
--
  [[image:new-integration-pending.png]]
--= 5. Verifying the receipt of data from virtual devices =
++= 6. Verifying the receipt of data from virtual devices =
--== 5.1 How does it work? ==
++== 6.1 How does it work? ==
  We use the Mosquitto MQTT client to simulate MQTT messages, acting as a virtual device. First, install the Mosquitto client on your computer from [[this link>>url:https://mosquitto.org/download/]]. The Mosquitto client publishes messages to the MQTT broker (HiveMQ) on a specified MQTT topic. ThingsBoard subscribes to these messages using the same topic.
@@ -532,10 +532,9 @@
  [[image:new-device.png]]
--== 5.3 Viewing messages ==
++== 6.3 Viewing messages ==
--
  Go back to the **Integrations** page.
  Click on the **MQTT integration NB/CB** in the **Integrations** page to see its details.
@@ -558,7 +558,7 @@
  Select the Event type as **Debug** from the dropdown list.
--Now you can see all the Uplink messages you are simulating through the MQTT broker. The status should
++Now you can see all the Uplink messages you are simulating through the MQTT broker. The status should be OK if there is no errors in your integration.
  [[image:Screenshot 2025-03-16 at 18.38.59.png]]
@@ -573,7 +573,7 @@
  Now, you have successfully tested your integration with a simulated uplink payload and verified that it is received by ThingsBoard, and the device is provisioned.
--= 6. Creating a Dashboard =
++= 7. Creating a Dashboard =
  ThingsBoard **Dashboards** provide a powerful way to visualize and monitor real-time and historical data from connected devices. They allow users to create interactive, customizable panels displaying telemetry data, device status, and other key metrics. With a variety of widgets, including charts, maps, and tables, dashboards help users gain insights, track trends, and manage IoT deployments efficiently.
@@ -581,6 +581,11 @@
  This section guides you on how to create a dashboard to display temperature and humidity data from the device on a time-series chart. You may also use other widgets in ThingsBoard to display data according to your requirements.
++First simulate a few messages using MQTT. This time, we have added the 'humidity' field to the payload. Eg:
++
++{{code language="none"}}mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -t "v1/devices/me/telemetry" -u "xxxxx" -P "xxxxx" -m '{"IMEI": "S31B-NB", "temperature": 22, "humidity":80}'{{/code}}
++
++
  In **ThingsBoard**, from the left navigation menu, click **Dashboards**. Then, click the **+** button and select **Create new dashboard** from the dropdown menu.
@@ -637,11 +637,11 @@
  {{code language="none"}}
--mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -t "tb/mqtt-integration-tutorial/sensors/S31B-NB/telemetry" -u "xxxxx" -P "xxxxx" -m '{"temperature":20, "humidity":70}'
++mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -t "v1/devices/me/telemetry" -u "xxxxx" -P "xxxxx" -m '{"IMEI": "S31B-NB", "temperature": 22, "humidity":70}'
--mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -t "tb/mqtt-integration-tutorial/sensors/S31B-NB/telemetry" -u "xxxxx" -P "xxxxx" -m '{"temperature":22, "humidity":71}'
++mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -t "v1/devices/me/telemetry" -u "xxxxx" -P "xxxxx" -m '{"IMEI": "S31B-NB", "temperature": 27, "humidity":72}'
--mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -t "tb/mqtt-integration-tutorial/sensors/S31B-NB/telemetry" -u "xxxxx" -P "xxxxx" -m '{"temperature":18, "humidity":79}'
++mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -t "v1/devices/me/telemetry" -u "xxxxx" -P "xxxxx" -m '{"IMEI": "S31B-NB", "temperature": 19, "humidity":80}'
  {{/code}}
@@ -651,10 +651,10 @@
  [[image:timeseries-4.png||height="316" width="700"]]
--= 7. Configure NB-IoT Sensor =
++= 8. Configure NB-IoT Sensor =
--Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the **S31B-NB**.
++Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the **TS01-NB**.
  First, configure the NB-IoT device with the necessary MQTT settings using AT commands. Below is a list of AT commands you can use.
@@ -662,8 +662,8 @@
  **AT Commands**
  * **AT+PRO=3,3    **~/~/ Use MQTT to connect to ThingsBoard. Payload Type set to 3.
--* **AT+SUBTOPIC=<MQTT topic>**
--* **AT+PUBTOPIC=<MQTT topic>**
++* **AT+SUBTOPIC=<MQTT subscribe topic> Eg: TS01-NB**
++* **AT+PUBTOPIC=<MQTT publish topic> Eg: TS01-NB**
  * **AT+CLIENT=null**
  * **AT+UNAME=<MQTT Username>**
  * **AT+PWD=<MQTT Password>**
@@ -670,7 +670,16 @@
  * **AT+SERVADDR=<Broker address, Port>**
  Test your uplink by pressing the ACT button for 1 second.
++
++The following image shows the uplink payload of a real Dragino device. The publish topic is **TS01-NB**, and the device name is **861275077962896**, which is represented by the **IMEI**.
++{{info}}
++The ThingsBoard uses the device's IMEI number included in the payload to create a device in the Devices section.
++{{/info}}
++
++[[image:image-4.png]]
++
++

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