Changes for page ThingsBoard
Last modified by Dilisi S on 2025/04/23 19:23
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... ... @@ -67,6 +67,7 @@ 67 67 [[image:thingsboard-6.png||height="244" width="500"]] 68 68 69 69 70 +(% class="wikigeneratedid" %) 70 70 == 2.2 HiveMQ Cloud == 71 71 72 72 === 2.2.1 HiveMQ Cloud === ... ... @@ -164,37 +164,19 @@ 164 164 [[image:ins1.png||height="310" width="500"]] 165 165 166 166 167 -= 3. CreatingDevices =168 += 3. Data Converters = 168 168 169 169 170 -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 - 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. 190 190 191 191 192 -== 4.1 Uplink ==174 +== 3.1 Uplink == 193 193 194 194 195 195 In the left navigation, click **Integrations center**, and then click **Data converters**. 196 196 197 197 180 + 198 198 [[image:data-converters-list-empty.png]] 199 199 200 200 ... ... @@ -207,54 +207,30 @@ 207 207 208 208 The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**. 209 209 210 -Click on the **TBEL** button if it has notbeen selectedbydefault.193 +Click on the **TBEL** button if not selected it by default. Delete the existing decoder function in the code editor. Now copy and paste the following decoder function written in **TBEL (ThingsBoard Expression Language)** in to the **code editor**. This decoder function is compatible for both NB and CB series devices. 211 211 212 -The default TBEL function is shown below. 213 - 214 - 215 215 {{code language="JavaScript"}} 216 -// Decode an uplink message from a buffer 217 -// payload - array of bytes 218 -// metadata - key/value object 219 - 220 220 /** Decoder **/ 221 221 222 222 // decode payload to string 223 223 var payloadStr = decodeToString(payload); 200 +var data = JSON.parse(payloadStr); 224 224 202 +var deviceName = metadata.topic.split("/")[3]; 225 225 // decode payload to JSON 226 - //var data = decodeToJson(payload);204 +var deviceType = 'sensor'; 227 227 228 -var deviceName = 'Device A'; 229 -var deviceType = 'thermostat'; 230 -var customerName = 'Customer C'; 231 -var groupName = 'thermostat devices'; 232 -var manufacturer = 'Example corporation'; 233 -// use assetName and assetType instead of deviceName and deviceType 234 -// to automatically create assets instead of devices. 235 -// var assetName = 'Asset A'; 236 -// var assetType = 'building'; 237 - 238 -// Result object with device/asset attributes/telemetry data 206 +// Result object with device attributes/telemetry data 239 239 var result = { 240 -// Use deviceName and deviceType or assetName and assetType, but not both. 241 - deviceName: deviceName, 242 - deviceType: deviceType, 243 -// assetName: assetName, 244 -// assetType: assetType, 245 -// customerName: customerName, 246 - groupName: groupName, 247 - attributes: { 248 - model: 'Model A', 249 - serialNumber: 'SN111', 250 - integrationName: metadata['integrationName'], 251 - manufacturer: manufacturer 252 - }, 253 - telemetry: { 254 - temperature: 42, 255 - humidity: 80, 256 - rawData: payloadStr 257 - } 208 + deviceName: deviceName, 209 + deviceType: deviceType, 210 + attributes: { 211 + integrationName: metadata['integrationName'], 212 + }, 213 + telemetry: { 214 + temperature: data.temperature, 215 + humidity: data.humidity, 216 + } 258 258 }; 259 259 260 260 /** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/ ... ... @@ -262,36 +262,91 @@ 262 262 return result; 263 263 {{/code}} 264 264 265 -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. 266 266 267 - For example,if your devicename is **Device B**, you canchangeDeviceA****Device B**.225 +Click on the **Add** button. 268 268 269 269 228 + 229 +[[image:add-uplink-data-converter.png||height="529" width="500"]] 230 + 231 + 232 +You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page. 233 + 234 +[[image:data-converter-list-showing-uplink-dc.png]] 235 + 236 + 237 + 238 +== 3.2 Downlink == 239 + 240 + 241 +On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu. 242 + 243 + 244 +[[image:create-new-converter-menu.png||width="500"]] 245 + 246 + 247 + 248 +The **Add data converter** window will appear. Name it ‘**MQTT Downlink Converter NB/CB**’ and select the Type as **Downlink**. 249 + 250 +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. 251 + 252 + 270 270 {{code language="JavaScript"}} 271 -var deviceName = 'Device A'; 272 -var deviceType = 'thermostat'; 273 -var customerName = 'Customer C'; 274 -var groupName = 'thermostat devices'; 275 -var manufacturer = 'Example corporation'; 254 +// Encode downlink data from incoming Rule Engine message 255 + 256 +// msg - JSON message payload downlink message json 257 +// msgType - type of message, for ex. 'ATTRIBUTES_UPDATED', 'POST_TELEMETRY_REQUEST', etc. 258 +// metadata - list of key-value pairs with additional data about the message 259 +// integrationMetadata - list of key-value pairs with additional data defined in Integration executing this converter 260 + 261 +/** Encoder **/ 262 + 263 +var data = {}; 264 + 265 +// Process data from incoming message and metadata 266 + 267 +data.tempFreq = msg.temperatureUploadFrequency; 268 +data.humFreq = msg.humidityUploadFrequency; 269 + 270 +data.devSerialNumber = metadata['ss_serialNumber']; 271 + 272 +// Result object with encoded downlink payload 273 +var result = { 274 + 275 + // downlink data content type: JSON, TEXT or BINARY (base64 format) 276 + contentType: "JSON", 277 + 278 + // downlink data 279 + data: JSON.stringify(data), 280 + 281 + // Optional metadata object presented in key/value format 282 + metadata: { 283 + topic: metadata['deviceType']+'/'+metadata['deviceName']+'/upload' 284 + } 285 + 286 +}; 287 + 288 +return result; 276 276 {{/code}} 277 277 278 278 279 - Once you modify the decoder function, click on the **Add** button.292 +Click on the **Add** button. 280 280 281 281 282 -[[image:mqtt-uplink.png||width="500"]] 283 283 296 +[[image:add-downlink-data-converter.png||height="529" width="500"]] 284 284 285 285 286 -You should see that the newly added **MQTT Uplinkconverter**NB/CB is listed on the **Data Converters** page.299 +You should see that the newly added **MQTT Downlink** Converter NB/CB is listed on the **Data Converters** page. 287 287 288 288 289 -[[image:data-converter-list -showing-uplink-dc.png]]302 +[[image:data-converters-list.png]] 290 290 291 291 292 -= 5. Add Integration = 293 293 306 += 4. Add Integration = 294 294 308 + 295 295 In the left navigation, click **Integrations center**, and then click **Integrations**. 296 296 297 297 ... ... @@ -316,6 +316,7 @@ 316 316 Click **Next** button. 317 317 318 318 333 + 319 319 [[image:add-integration-basic-settings.png||height="511" width="500"]] 320 320 321 321 ... ... @@ -327,31 +327,31 @@ 327 327 Click **Next** button. 328 328 329 329 345 + 330 330 [[image:add-integration-uplink-data-converter.png||height="511" width="500"]] 331 331 332 332 333 333 **Downlink data converter:** 334 334 335 -Dragino NB/CB devices don't require a downlink data converter to decode their payloads, so you can skip this step. 351 +* Click on the **Select existing** button. 352 +* **Downlink data converter**: Select **MQTT Downlink Converter NB/CB **from the dropdown list. 336 336 337 - *Clickon the**Skip**buttonin the Downlink data converter section.354 +Click **Next** button. 338 338 339 -Click **Skip** button. 340 340 341 341 342 -[[image:integration-dl -skip.png||height="511" width="500"]]358 +[[image:add-integration-downlink-data-converter.png||height="511" width="500"]] 343 343 344 344 345 - 346 346 **Connection:** 347 347 348 -* **Host**: Cluster URL (Eg. **//011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud//**)363 +* **Host**: Cluster URL (Eg. 011731f7928541588a6cdfbbedfc63f4.s1.eu.hivemq.cloud) 349 349 * **Port**: 8883 350 350 * **Credentials**: Basic 351 351 * **Enable SSL**: YES 352 352 * **Username**: Username (from your HiveMQ Cloud Cluster with your credentials) 353 353 * **Password:** Password (from your HiveMQ Cloud Cluster with your credentials) 354 -* **Topic: v1/devices/me/telemetry**(Thetopiccan be anything;you can even use just thedevice name.For example,youcan useyourdevice namehere,suchasdevices/a/telemetry.)369 +* **Topic:** tb/mqtt-integration-tutorial/sensors/+/telemetry (the + replaces any 'device name' and creates devices in the Entities -> Devices) 355 355 * **QoS:** 0-At most once 356 356 357 357 [[image:add-integration-connection.png||height="511" width="500"]] ... ... @@ -384,35 +384,48 @@ 384 384 Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.** 385 385 386 386 402 + 387 387 [[image:new-integration-pending.png]] 388 388 389 389 390 -= 6. Verifying the receipt of data from virtual devices =406 += 5. Verifying the receipt of data from virtual devices = 391 391 392 392 393 -== 6.1 How does it work? ==409 +== 5.1 How does it work? == 394 394 395 395 396 396 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. 397 397 398 -The Mosquitto client publishes messages (payloads) on the topic**v1/devices/me/telemetry**.Ofcourse,youcanuse anytopic for testing.414 +The Mosquitto client publishes messages on the topic v1/devices/[device_name]/telemetry. The [device_name]placeholder can be replaced with any device name, for example, 'S31B-NB'. Then, the MQTT topic would be v1/devices/S31B-NB/telemetry. 399 399 400 - (%id="cke_bm_37386S" style="display:none"%) (%%)The MQTTpayloadformatsasfollows, which iscommon forall **~-~-NB**and**~-~-CB** series devices.The**IMEI**fieldismandatoryandisusedtoprovision anewdevice with thenameassigned to it in ThingsBoard.416 +On the ThingsBoard side, we configure the MQTT topic subscription as v1/devices/+/telemetry. The + wildcard represents any device name and allows ThingsBoard to automatically create (provision) a device with that name, such as S31B-NB, for example. 401 401 418 + 419 +**The new device is created the first time the MQTT topic is received. For subsequent MQTT topics with the same device name, no duplicate devices will be created.** 420 + 421 + 422 +For example, if you send two MQTT messages with different device names in the topic: 423 + 424 +1. v1/devices/**S31B-NB**/telemetry 425 +1. v1/devices/**LDS25-NB**/telemetry 426 + 427 +ThingsBoard will create two devices named **S31B-NB** and **LDS25-NB** in the **//Devices//** section. 428 + 429 + 430 +The MQTT payload format is as follows, which is common for all ~-~-NB and ~-~-CB series devices: 431 + 402 402 {{code language="none"}} 403 -{" IMEI": "S31B-NB", "temperature":27,......}433 +{"temperature":10.4, "humidity":85} 404 404 {{/code}} 405 405 406 -Once ThingsBoard receives this message, it automatically creates (provisions) the device mentioned in the **IMEI**, for example, S31B-NB. 407 407 408 - 409 409 == 5.2 Sending messages == 410 410 411 411 412 -On the terminal, issue the following MQTT command which simulates the device S31B-NB. The message payload contains the fields temperature and humidity, which hold the values S31B-NBand27, respectively. This payload is also (technically) known as telemetry.440 +On the terminal, issue the following MQTT command which simulates the device S31B-NB. The message payload contains the fields temperature and humidity, which hold the values 10.4 and 85, respectively. This payload is also (technically) known as telemetry. 413 413 414 414 {{code language="none"}} 415 -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}'443 +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":10.4, "humidity":85}' 416 416 {{/code}} 417 417 418 418 If the integration was performed without errors, the status of the integration changes to 'Active' after the first telemetry transmission. ... ... @@ -424,51 +424,40 @@ 424 424 Also, a new device named **S31B-NB** will appear under **//Entities -> Devices -> All//**. This means the first MQTT message triggers ThingsBoard to provision a device named **S31B-NB**. 425 425 426 426 427 -[[image: new-device.png]]455 +[[image:device-provision-1.png]] 428 428 429 429 430 - ==6.3Viewingmessages==458 +Click on the device S31B-NB on the devices list to see its details. 431 431 460 +Then go to the **Latest telemetry** tab. 432 432 433 - Gobacktothe**Integrations**page.462 +You can see the fields temperature and humidity with the values you previously sent using the MQTT message. 434 434 435 -Click on the **MQTT integration NB/CB** in the **Integrations** page to see its details. 436 436 437 - Click onthe**Edit** button (//**penicon**//).465 +[[image:telemetry-1.png]] 438 438 439 -Click on the **Disabled** button in the upper-right corner. 440 440 441 - Turnon the**All messages(15 min)**option.Thiswillenabledisplayingallmessagesinthe**Events** tab.Thissetting willexpirein 15 minutes,andyouwill needrepeatthesamestepsif youwantto view themessagesintheEventsablater.468 +Now, change the values of the fields and send the MQTT message again. For example, set temperature to 20 and humidity to 70. Observe how the values update in //Latest Telemetry//. 442 442 443 -Click on the **Apply** button. 444 444 445 - Then click onthe**Apply changes** (//**tick icon**//) button.471 +[[image:telemetry-2.png]] 446 446 447 447 448 - [[image:Screenshot 2025-03-18at09.23.10.png]]474 +Let's provision the second device named **LDS25-NB **with initial telemetry. Use the following MQTT message. 449 449 450 450 451 -Now go to the **Events** tab. 477 +{{code language="none"}} 478 +mosquitto_pub -d -q 1 -h 011731f7928541588a6cdfbbedfc63f4.s1.eu.hivemq.cloud -p 8883 -t "tb/mqtt-integration-tutorial/sensors/LDS25-NB/telemetry" -u "pradeeka" -P "Kalpani123@" -m '{"temperature":11, "humidity":87}' 479 +{{/code}} 452 452 453 - SelecttheEventtypeas **Debug**from thedropdownlist.481 +Now, refresh the **Devices** page, and you will see the second device, **LDS25-NB**, which was recently provisioned. 454 454 455 -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. 456 456 484 +[[image:device-provision-2.png]] 457 457 458 -[[image:Screenshot 2025-03-16 at 18.38.59.png]] 459 459 487 += 6. Creating a Dashboard = 460 460 461 -Then click on the **three dots (...)** in the **Message** column. You can see the uplink message's **payload** in the **Message** window. 462 - 463 - 464 -[[image:Screenshot 2025-03-16 at 18.39.12.png]] 465 - 466 - 467 -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. 468 - 469 - 470 -= 7. Creating a Dashboard = 471 - 472 472 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. 473 473 474 474 ... ... @@ -475,11 +475,6 @@ 475 475 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. 476 476 477 477 478 -First simulate a few messages using MQTT. This time, we have added the 'humidity' field to the payload. Eg: 479 - 480 -{{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}} 481 - 482 - 483 483 In **ThingsBoard**, from the left navigation menu, click **Dashboards**. Then, click the **+** button and select **Create new dashboard** from the dropdown menu. 484 484 485 485 ... ... @@ -536,11 +536,11 @@ 536 536 537 537 538 538 {{code language="none"}} 539 -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":2, "humidity":70}'551 +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}' 540 540 541 -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":7, "humidity":72}'553 +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}' 542 542 543 -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":9, "humidity":80}'555 +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}' 544 544 545 545 {{/code}} 546 546 ... ... @@ -550,10 +550,10 @@ 550 550 [[image:timeseries-4.png||height="316" width="700"]] 551 551 552 552 553 -= 8. Configure NB-IoT Sensor =565 += 7. Configure NB-IoT Sensor = 554 554 555 555 556 -Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the ** TS01-NB**.568 +Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the **S31B-NB**. 557 557 558 558 First, configure the NB-IoT device with the necessary MQTT settings using AT commands. Below is a list of AT commands you can use. 559 559 ... ... @@ -561,8 +561,8 @@ 561 561 **AT Commands** 562 562 563 563 * **AT+PRO=3,3 **~/~/ Use MQTT to connect to ThingsBoard. Payload Type set to 3. 564 -* **AT+SUBTOPIC=<MQTT subscribetopic>Eg: TS01-NB**565 -* **AT+PUBTOPIC=<MQTT publishtopic>Eg: TS01-NB**576 +* **AT+SUBTOPIC=<MQTT topic>** 577 +* **AT+PUBTOPIC=<MQTT topic>** 566 566 * **AT+CLIENT=null** 567 567 * **AT+UNAME=<MQTT Username>** 568 568 * **AT+PWD=<MQTT Password>** ... ... @@ -569,16 +569,3 @@ 569 569 * **AT+SERVADDR=<Broker address, Port>** 570 570 571 571 Test your uplink by pressing the ACT button for 1 second. 572 - 573 - 574 - 575 -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**. 576 - 577 -{{info}} 578 -The ThingsBoard uses the device's IMEI number included in the payload to create a device in the Devices section. 579 -{{/info}} 580 - 581 -[[image:image-4.png]] 582 - 583 - 584 -
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