Changes for page ThingsBoard
Last modified by Dilisi S on 2025/04/23 19:23
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... ... @@ -164,34 +164,18 @@ 164 164 [[image:ins1.png||height="310" width="500"]] 165 165 166 166 167 -= 3. Creating Devices = 168 168 168 += 3. Data Converters = 169 169 170 -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. 171 171 172 - 173 -In the left navigation, click Entities -> Devices. 174 - 175 -Click the **Add Device** button (the button with the **+** sign), and from the dropdown menu, click **Add new device**. 176 - 177 -In the **Add new device** dialog box, enter the device name in the **Name** text box. For example, we will use **Device A**. 178 - 179 -Click the **Add** button. 180 - 181 -Skip the **connectivity testing** by clicking the **Close** button. 182 - 183 -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. 184 - 185 - 186 -= 4. Data Converters = 187 - 188 - 189 189 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. 190 190 173 +**In this section, you will create a universal uplink data converter for all Dragino NB-IoT devices. The uplink decoder converts any MQTT message coming from a device into key-value pairs that can be used to display and visualize data using various widgets on the dashboard**. 191 191 192 -== 4.1 Uplink == 193 193 176 +== 3.1 Uplink == 194 194 178 + 195 195 In the left navigation, click **Integrations center**, and then click **Data converters**. 196 196 197 197 ... ... @@ -198,7 +198,7 @@ 198 198 [[image:data-converters-list-empty.png]] 199 199 200 200 201 -On the **Data converters** page, click on the ‘**+**’ button, and then click on the**Create new converter** from the dropdown menu.185 +On the **Data converters** page, click on the ‘**+**’ button, and then click on **Create new converter** from the dropdown menu. 202 202 203 203 204 204 ... ... @@ -205,77 +205,67 @@ 205 205 [[image:create-new-converter-menu.png||height="259" width="500"]] 206 206 207 207 208 -The **Add data converter** window willappear. Name it ‘**MQTT Uplink Converter NB/CB**’ andselect the Type as **Uplink**.192 +The **Add data converter** window appears. 209 209 194 +Name it ‘**MQTT Uplink Converter**’ and select the Type as **Uplink**. 195 + 210 210 Click on the **TBEL** button if it has not been selected by default. 211 211 212 - Modifythe default TBEL function tomatch withyour deviceasdescribedbelow:198 +Replace the default TBEL decoder function with the following universal TBEL decoder function, which decodes MQTT payload from any Dragino NB-IoT device. 213 213 214 214 215 -* Uncomment** line 11**: 216 - 217 -//var data = decodeToJson(payload)// 218 - 219 - 220 -* **Line 13**: Assign your device name to the **deviceName** field. - We used **Device A** as it is to match with our device, **Device A **in the Devices section. 221 -* From **line 38**: Modify the telemetry section to allow parsed data to be assigned to the fields. 222 - 223 -//telemetry: { 224 - temperature: data.temperature, 225 - humidity: data.humidity, 226 - rawData: payloadStr 227 - }// 228 - 229 - 230 -The modified uplink decoder function to match with **Device A** is shown below. 231 - 232 232 {{code language="JavaScript"}} 233 -// Decode an uplink message from a buffer 234 -// payload - array of bytes 235 -// metadata - key/value object 236 - 237 -/** Decoder **/ 238 - 239 -// decode payload to string 240 -var payloadStr = decodeToString(payload); 241 - 242 242 // decode payload to JSON 203 +var pattern = "yyyy/MM/dd HH:mm:ss"; 204 +var objdata = {}; 205 +var obj1 = {}; 243 243 var data = decodeToJson(payload); 244 - 245 -var deviceName = 'Device A'; 246 -var deviceType = 'thermostat'; 247 -var customerName = 'Customer C'; 248 -var groupName = 'thermostat devices'; 249 -var manufacturer = 'Example corporation'; 250 -// use assetName and assetType instead of deviceName and deviceType 251 -// to automatically create assets instead of devices. 252 -// var assetName = 'Asset A'; 253 -// var assetType = 'building'; 254 - 255 -// Result object with device/asset attributes/telemetry data 256 -var result = { 257 -// Use deviceName and deviceType or assetName and assetType, but not both. 258 - deviceName: deviceName, 259 - deviceType: deviceType, 260 -// assetName: assetName, 261 -// assetType: assetType, 262 -// customerName: customerName, 263 - groupName: groupName, 264 - attributes: { 265 - model: 'Model A', 266 - serialNumber: 'SN111', 267 - integrationName: metadata['integrationName'], 268 - manufacturer: manufacturer 269 - }, 270 - telemetry: { 271 - temperature: data.temperature, 272 - humidity: data.humidity, 273 - rawData: payloadStr 274 - } 207 +var deviceName = data.IMEI; 208 +data.remove("IMEI"); 209 +var modelname = "Dragino "+ data.Model; 210 +//var mod = data.mod 211 +data.remove("Model"); 212 +//delete data.mod 213 +var timestamp = new Date().getTime(); 214 +foreach (entry: data.entrySet()) { 215 + var key = entry.getKey(); 216 + var value = entry.getValue(); 217 + //objdata[key] = data[key] 218 + if(key.matches("^-?\\d+$")){ //is number 219 + obj1[key]=data[key]; 220 + var index = obj1[key].length-1; 221 + obj1[key][index]=new Date(obj1[key][index],pattern).getTime(); 222 + } 223 + else if (key==="bat"||key==="BAT"){ 224 + objdata["battery"] = data[key]; 225 + } 226 + else{ 227 + objdata[key] = data[key]; 228 +}} 229 +var listdata = [{"ts":timestamp,"values":objdata}]; 230 +foreach ( entry1: obj1.entrySet()){ 231 + var key1 = entry1.getKey(); 232 + var value1 = entry1.getValue(); 233 + var index = obj1[key1].length-1; 234 + var ts = obj1[key1][index]; 235 + if (modelname=="Dragino RS485-NB"){ 236 + listdata.push({"ts":ts,"values":{"Payload":obj1[key1][0]}}); 237 + } 238 + else{ 239 + listdata.push({"ts":ts,"values":{"values":obj1[key1]}}); 240 + } 241 +} 242 + var result = { 243 + deviceName: deviceName, 244 + deviceType: modelname, 245 + attributes: { 246 + model: modelname 247 + //customerName: "NB-CB", 248 + //groupName: "NB-CB", 249 + //integrationName: metadata['integrationName'] 250 + }, 251 + telemetry: listdata 275 275 }; 276 - 277 -/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/ 278 - 279 279 return result; 280 280 {{/code}} 281 281 ... ... @@ -283,7 +283,7 @@ 283 283 Once you modify the decoder function, click on the **Add** button. 284 284 285 285 286 -[[image:mqtt-uplink.png||width="500"]] 260 +[[image:mqtt-uplink-converter.png||height="498" width="500"]] 287 287 288 288 289 289 ... ... @@ -290,12 +290,13 @@ 290 290 You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page. 291 291 292 292 293 -[[image:data-converter-list-showing-uplink-dc.png]] 294 294 268 +[[image:data-converters-list.png]] 295 295 296 -= 5. Add Integration = 297 297 271 += 4. Add Integration = 298 298 273 + 299 299 In the left navigation, click **Integrations center**, and then click **Integrations**. 300 300 301 301 ... ... @@ -313,16 +313,18 @@ 313 313 **Basic settings:** 314 314 315 315 * **Integration type**: MQTT 316 -* **Name**: MQTT integration NB/CB291 +* **Name**: MQTT integration - Device A 317 317 * **Enable integration**: YES 318 -* **Allow screate devices or assets**: YES293 +* **Allow create devices or assets**: YES 319 319 320 320 Click **Next** button. 321 321 322 322 323 -[[image:add-integration-basic-settings.png||height="5 11" width="500"]]298 +[[image:add-integration-basic-settings.png||height="504" width="500"]] 324 324 325 325 301 + 302 + 326 326 **Uplink data converter:** 327 327 328 328 * Click on the **Select existing** button. ... ... @@ -331,9 +331,10 @@ 331 331 Click **Next** button. 332 332 333 333 334 -[[image:add-integration-u plink-data-converter.png||height="511" width="500"]]311 +[[image:add-integration-ul-data-converter.png||height="505" width="500"]] 335 335 336 336 314 + 337 337 **Downlink data converter:** 338 338 339 339 Dragino NB/CB devices don't require a downlink data converter to decode their payloads, so you can skip this step. ... ... @@ -358,7 +358,7 @@ 358 358 * **Topic: device/a** (The topic can be anything; you can even use just the device name.) 359 359 * **QoS:** 0-At most once 360 360 361 -[[image:add-integ ration-connection.png||height="511" width="500"]]339 +[[image:add-integartion-connection.png||height="505" width="500"]] 362 362 363 363 364 364 Click on the **Advanced settings** button. ... ... @@ -388,15 +388,16 @@ 388 388 Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.** 389 389 390 390 391 -[[image: new-integration-pending.png]]369 +[[image:integration-added.png]] 392 392 393 393 394 -= 6. Verifying the receipt of data from virtual devices = 395 395 373 += 5. Verifying the receipt of data from virtual devices = 396 396 397 -== 6.1 How does it work? == 398 398 376 +== 5.1 How does it work? == 399 399 378 + 400 400 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. 401 401 402 402 The Mosquitto client publishes messages (payloads) on the topic **/device/a**. Of course, you can use any topic for testing. ... ... @@ -413,7 +413,7 @@ 413 413 == 5.2 Sending messages == 414 414 415 415 416 -On t he terminal, issue the following MQTT command which simulates the deviceS31B-NB. The message payload contains the fieldsandhumidity, which hold the valuesS31B-NBand27,respectively. This payload is also (technically) known as telemetry.395 +On your computer's terminal, issue the following MQTT command which simulates the device '**Device A'**. The message payload contains the fields IMEI, temperature, humidity, and pressure, which hold the values 350693903995577, 30, 80, and 1005 respectively. This payload is also (technically) known as telemetry. 417 417 418 418 {{code language="none"}} 419 419 mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -u "xxxxx" -P "xxxxx" -t "device/a" -m '{"IMEI":"350693903995577", "temperature":30, "humidity":80, "pressure":1005}' ... ... @@ -425,11 +425,9 @@ 425 425 [[image:integration-active.png]] 426 426 427 427 407 +== 5.3 Viewing messages == 428 428 429 429 430 -== 6.3 Viewing messages == 431 - 432 - 433 433 Go back to the **Integrations** page. 434 434 435 435 Click on the **MQTT integration NB/CB** in the **Integrations** page to see its details. ... ... @@ -445,21 +445,28 @@ 445 445 Then click on the **Apply changes** (//**tick icon**//) button. 446 446 447 447 448 -[[image: Screenshot2025-03-18at9.23.10.png]]425 +[[image:debug-enabled.png||height="301" width="700"]] 449 449 450 450 428 + 429 + 451 451 Now go to the **Events** tab. 452 452 453 -Select the Event type as **Debug** from the dropdown list. 432 +Select the **Event type** as **Debug** from the dropdown list. 454 454 455 - Nowyou canseelltheUplinkmessagesyouaremulating through theMQTTbroker.Thestatusshouldbe**OK **ifthereis noerrorsinyourintegration.434 +Publish another message (of course, you can repeat the previous message by pressing the UP arrow on your keyboard and then press Enter key) to your MQTT broker from your terminal, for example: 456 456 436 +{{code language="none"}} 437 +mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -u "xxxxx" -P "xxxxx" -t "device/a" -m '{"IMEI":"350693903995577", "temperature":30, "humidity":80, "pressure":1005}' 438 +{{/code}} 457 457 458 - [[image:Screenshot2025-03-26at19.49.31.png]]440 +Now you can see that uplink message in the **Events** tab (Click the **refresh** button if you didn't see any messages in the Events tab). The status should be **OK **if there is no errors in your integration. 459 459 460 460 443 +[[image:Screenshot 2025-03-26 at 19.49.31.png]] 461 461 462 462 446 + 463 463 Then click on the **three dots (...)** in the **Message** column. You can see the uplink message's **payload** in the **Message** window. 464 464 465 465 ... ... @@ -471,7 +471,7 @@ 471 471 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. 472 472 473 473 474 -= 7. Creating a Dashboard =458 += 6. Creating a Dashboard = 475 475 476 476 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. 477 477 ... ... @@ -481,7 +481,7 @@ 481 481 482 482 First simulate a few messages using MQTT. This time, we have added the 'humidity' field to the payload. Eg: 483 483 484 -{{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":468 +{{code language="none"}}mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -u "xxxxx" -P "xxxxx" -t "device/a" -m '{"IMEI":"350693903995577", "temperature":22, "humidity":80, "pressure":1005}'{{/code}} 485 485 486 486 487 487 In **ThingsBoard**, from the left navigation menu, click **Dashboards**. Then, click the **+** button and select **Create new dashboard** from the dropdown menu. ... ... @@ -519,15 +519,19 @@ 519 519 520 520 Configure the **Time series chart** widget as follows: 521 521 522 -* **Datasource** - select S31B-NBdevice you provisioned.506 +* **Datasource** - select **Device A** device you provisioned. 523 523 * **Series**: 524 524 ** **temperature** - you can see this key by default. 525 525 ** **humidity** - Click **Add series** button. Then add the **humidity** for the key and then type **%** as its unit. 526 526 * Click on the **Add** button. 527 527 528 -[[image:timeseries-1.png||height="491" width="700"]] 512 +{{info}} 513 +You can add only the relevant fields from the device's payload to display data on a widget. These fields are called 'keys'. 514 +{{/info}} 529 529 516 +[[image:Screenshot 2025-03-31 at 06.51.15.png||height="485" width="700"]] 530 530 518 + 531 531 The time-series chart will appear in edit mode. Resize it by clicking and dragging the lower-right corner. 532 532 533 533 Click the **Save** button to add the widget to the dashboard. ... ... @@ -540,12 +540,11 @@ 540 540 541 541 542 542 {{code language="none"}} 543 -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":531 +mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -u "xxxxx" -P "xxxxx" -t "device/a" -m '{"IMEI":"350693903995577", "temperature":22, "humidity":70, "pressure":1005}' 544 544 545 -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":533 +mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -u "xxxxx" -P "xxxxx" -t "device/a" -m '{"IMEI":"350693903995577", "temperature":27, "humidity":72, "pressure":1005}' 546 546 547 -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}' 548 - 535 +mosquitto_pub -d -q 1 -h 011731f7928xxxxx.s1.eu.hivemq.cloud -p 8883 -u "xxxxx" -P "xxxxx" -t "device/a" -m '{"IMEI":"350693903995577", "temperature":19, "humidity":80, "pressure":1005}' 549 549 {{/code}} 550 550 551 551 The chart will update with the values in realtime, as shown in the below image. ... ... @@ -554,7 +554,7 @@ 554 554 [[image:timeseries-4.png||height="316" width="700"]] 555 555 556 556 557 -= 8. Configure 544 += 8. Configure Physical NB-IoT Sensor = 558 558 559 559 560 560 Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the **TS01-NB**. ... ... @@ -576,13 +576,7 @@ 576 576 577 577 578 578 579 -The following image shows the uplink payload of a real Dragino device. The publish topic is **,and the device nameis**861275077962896**,which isrepresentedbythe**IMEI**.566 +The following image shows the uplink payload of a real Dragino device. The publish topic is '**TS01-NB' that contains fields in the payload, IMEI, IMSI, Model, temperature, etc**. Note that we have created a device named **TS01-NB** in the **Devices** section in advance. 580 580 581 -{{info}} 582 -The ThingsBoard uses the device's IMEI number included in the payload to create a device in the Devices section. 583 -{{/info}} 584 584 585 585 [[image:image-4.png]] 586 - 587 - 588 -
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