Changes for page ThingsBoard

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

From version 196.1
edited by Dilisi S
on 2025/03/31 12:46
Change comment: There is no comment for this version
To version 168.1
edited by Dilisi S
on 2025/03/19 03:40
Change comment: Uploaded new attachment "image-4.png", version {1}

Summary

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Content
... ... @@ -164,144 +164,240 @@
164 164  [[image:ins1.png||height="310" width="500"]]
165 165  
166 166  
167 -= 3. Creating Devices (Optional) =
167 += 3. Data Converters =
168 168  
169 -{{info}}
170 -**The following procedure is optional. If you haven't created any device in ThingsBoard first, ThingsBoard will automatically create a device for you based on the integration settings (the device name defined in the uplink decoder) just after it receives the first uplink from your device.Type your information message here.**
171 -{{/info}}
172 172  
173 -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.
170 +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.
174 174  
175 175  
176 -In the left navigation, click **Entities -> Devices**.
173 +== 3.1 Uplink ==
177 177  
178 -Click the **Add Device** button (the button with the **+** sign), and from the dropdown menu, click **Add new device**.
179 179  
180 -In the **Add new device** dialog box, enter the device name in the **Name** text box. For example, we will us**Device A**.
176 +In the left navigation, click **Integrations center**, and then click **Data converters**.
181 181  
182 -Click the **Add** button.
183 183  
184 -Skip the **connectivity testing** by clicking the **Close** button.
179 +[[image:data-converters-list-empty.png]]
185 185  
186 -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.
187 187  
182 +On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
188 188  
189 -= 4. Data Converters =
190 190  
191 191  
192 -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.
186 +[[image:create-new-converter-menu.png||height="259" width="500"]]
193 193  
194 194  
195 -== 4.1 Uplink ==
189 +The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**.
196 196  
191 +Click on the **JavaScript** button.
197 197  
198 -In the left navigation, click **Integrations center**, and then click **Data converters**.
193 +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.
199 199  
200 200  
201 -[[image:data-converters-list-empty.png]]
196 +{{code language="JavaScript"}}
197 +//Version: 0.1
198 +// decode payload to string
199 +var payloadStr = decodeToString(payload);
202 202  
201 +// decode payload to JSON
202 +var objdata = {};
203 +var obj1 = {};
204 +var data = decodeToJson(payload);
205 +var deviceName = data.IMEI;
206 +delete data.IMEI;
207 +var modelname = "Dragino " + data.Model;
208 +//var mod = data.mod
209 +delete data.Model;
210 +//delete data.mod
211 +var timestamp = new Date().getTime();
203 203  
204 -On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
213 +for (var key in data) {
214 +
215 + if (Number(key)) {
216 + obj1[key] = data[key];
217 + obj1[key][obj1[key].length - 1] = Number(new Date(
218 + obj1[key][obj1[key].length - 1]));
205 205  
220 + }
221 +//Alec submitted25/02/25
222 +//turn old key into new
223 + else if (key === "Reading") {
224 + objdata["reading"] = data[key];
225 + } else if (key === "work mode") {
226 + objdata["work_mode"] = data[key];
227 + } else if (key === "hum") {
228 + objdata["humidity"] = data[key];
229 + }else if (key === "hum2") {
230 + objdata["humidity2"] = data[key];
231 + } else if (key === "hum3") {
232 + objdata["humidity3"] = data[key];
233 + } else if (key === "tem") {
234 + objdata["temperature"] = data[key];
235 + } else if (key === "tem2") {
236 + objdata["temperature2"] = data[key];
237 + } else if (key === "tem3") {
238 + objdata["temperature3"] = data[key];
239 + } else if (key === "DS18B20_Temp") {
240 + objdata["temperature_pro"] = data[key];
241 + } else if (key === "ds18b20_temperature") {
242 + objdata["temperature_pro"] = data[key];
243 + } else if (key === "DS18B20_temperature_pro") {
244 + objdata["temperature_pro"] = data[key];
245 + } else if (key === "tdc send flag") {
246 + objdata["tdc_send_flag"] = data[key];
247 + } else if (key === "trigger mode") {
248 + objdata["trigger_mode"] = data[key];
249 + } else if (key === "soil dielectric constant") {
250 + objdata["soil_dielectric_constant"] = data[key];
251 + } else if (key === "door open num") {
252 + objdata["door_open_num"] = data[key];
253 + } else if (key === "door duration") {
254 + objdata["door_duration"] = data[key];
255 + } else if (key === "count time") {
256 + objdata["count_time"] = data[key];
257 + } else if (key === "last open time2") {
258 + objdata["last_open_time2"] = data[key];
259 + } else if (key === "last open time3") {
260 + objdata["last_open_time3"] = data[key];
261 + }
262 +//Alec submitted25/02/25
263 + else {
264 + objdata[key] = data[key]
265 + }
266 +}
267 +var listdata = [{
268 + "ts": timestamp,
269 + "values": objdata
270 +}]
271 +for (var key1 in obj1) {
272 + if (modelname == "Dragino RS485-NB") {
273 + listdata.push({
274 + "ts": obj1[key1][obj1[key1].length - 1],
275 + "values": {
276 + "Payload": obj1[key1][0],
277 + }
278 + })
279 + } else {
280 + listdata.push({
281 + "ts": obj1[key1][obj1[key1].length - 1],
282 + "values": {
283 + "values": obj1[key1]
284 + },
285 + })
286 + }
287 +}
288 +var result = {
206 206  
290 + deviceName: deviceName,
291 + deviceType: modelname,
292 + attributes: {
293 + model: modelname,
294 + //customerName: "NB-CB",
295 + //groupName: "NB-CB",
296 + //integrationName: metadata['integrationName']
207 207  
208 -[[image:create-new-converter-menu.png||height="259" width="500"]]
298 + },
299 + telemetry: listdata
300 +}
209 209  
302 +function decodeToString(payload) {
303 + return String.fromCharCode.apply(String, payload);
304 +}
210 210  
211 -The **Add data converter** window will appear.
306 +function decodeToJson(payload) {
307 + // covert payload to string.
308 + var str = decodeToString(payload);
212 212  
213 -Let's create an uplink data converter for the device named '**Device A**'. Name it ‘**MQTT Uplink Converter - Device A**’ and select the Type as **Uplink**.
310 + // parse string to JSON
311 + var data = JSON.parse(str);
312 + return data;
313 +}
214 214  
215 -Click on the **TBEL** button if it has not been selected by default.
315 +return result;
316 +{{/code}}
216 216  
217 -Modify the default TBEL function to match with your device as described below:
218 218  
319 +Click on the **Add** button.
219 219  
220 -* Uncomment** line 11**:
221 221  
222 -//var data = decodeToJson(payload)//
322 +[[image:mqtt-uplink.png||width="500"]]
223 223  
224 224  
225 -* **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.
226 -* From **line 38**: Modify the telemetry section to allow parsed data to be assigned to the fields.
227 227  
228 -//telemetry: {
229 - temperature: data.temperature,
230 - humidity: data.humidity,
231 - rawData: payloadStr
232 - }//
326 +You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page.
233 233  
234 234  
235 -The modified uplink decoder function to match with **Device A** is shown below.
329 +[[image:data-converter-list-showing-uplink-dc.png]]
236 236  
331 +
332 +== 3.2 Downlink ==
333 +
334 +
335 +On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
336 +
337 +
338 +[[image:create-new-converter-menu.png||width="500"]]
339 +
340 +
341 +
342 +The **Add data converter** window will appear. Name it ‘**MQTT Downlink Converter NB/CB**’ and select the Type as **Downlink**.
343 +
344 +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.
345 +
346 +
237 237  {{code language="JavaScript"}}
238 -// Decode an uplink message from a buffer
239 -// payload - array of bytes
240 -// metadata - key/value object
348 +// Encode downlink data from incoming Rule Engine message
241 241  
242 -/** Decoder **/
350 +// msg - JSON message payload downlink message json
351 +// msgType - type of message, for ex. 'ATTRIBUTES_UPDATED', 'POST_TELEMETRY_REQUEST', etc.
352 +// metadata - list of key-value pairs with additional data about the message
353 +// integrationMetadata - list of key-value pairs with additional data defined in Integration executing this converter
243 243  
244 -// decode payload to string
245 -var payloadStr = decodeToString(payload);
355 +/** Encoder **/
246 246  
247 -// decode payload to JSON
248 -var data = decodeToJson(payload);
357 +var data = {};
249 249  
250 -var deviceName = 'Device A';
251 -var deviceType = 'thermostat';
252 -var customerName = 'Customer C';
253 -var groupName = 'thermostat devices';
254 -var manufacturer = 'Example corporation';
255 -// use assetName and assetType instead of deviceName and deviceType
256 -// to automatically create assets instead of devices.
257 -// var assetName = 'Asset A';
258 -// var assetType = 'building';
359 +// Process data from incoming message and metadata
259 259  
260 -// Result object with device/asset attributes/telemetry data
361 +data.tempFreq = msg.temperatureUploadFrequency;
362 +data.humFreq = msg.humidityUploadFrequency;
363 +
364 +data.devSerialNumber = metadata['ss_serialNumber'];
365 +
366 +// Result object with encoded downlink payload
261 261  var result = {
262 -// Use deviceName and deviceType or assetName and assetType, but not both.
263 - deviceName: deviceName,
264 - deviceType: deviceType,
265 -// assetName: assetName,
266 -// assetType: assetType,
267 -// customerName: customerName,
268 - groupName: groupName,
269 - attributes: {
270 - model: 'Model A',
271 - serialNumber: 'SN111',
272 - integrationName: metadata['integrationName'],
273 - manufacturer: manufacturer
274 - },
275 - telemetry: {
276 - temperature: data.temperature,
277 - humidity: data.humidity,
278 - rawData: payloadStr
279 - }
280 -};
281 281  
282 -/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/
369 + // downlink data content type: JSON, TEXT or BINARY (base64 format)
370 + contentType: "JSON",
283 283  
284 -return result;
285 -{{/code}}
372 + // downlink data
373 + data: JSON.stringify(data),
286 286  
375 + // Optional metadata object presented in key/value format
376 + metadata: {
377 + topic: metadata['deviceType']+'/'+metadata['deviceName']+'/upload'
378 + }
287 287  
288 -Once you modify the decoder function, click on the **Add** button.
380 +};
289 289  
382 +return result;
383 +{{/code}}
290 290  
291 291  
292 -[[image:ul-data-converter-device-a.png||height="524" width="500"]]
386 +Click on the **Add** button.
293 293  
294 294  
295 -You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page.
389 +[[image:add-downlink-data-converter.png||height="529" width="500"]]
296 296  
297 297  
298 -[[image:ul-data-converter-added.png||height="257"]]
392 +You should see that the newly added **MQTT Downlink** Converter NB/CB is listed on the **Data Converters** page.
299 299  
300 300  
395 +[[image:data-converters-list.png]]
301 301  
302 -= 5. Add Integration =
303 303  
398 += 4. Add Integration =
304 304  
400 +
305 305  In the left navigation, click **Integrations center**, and then click **Integrations**.
306 306  
307 307  
... ... @@ -319,7 +319,7 @@
319 319  **Basic settings:**
320 320  
321 321  * **Integration type**: MQTT
322 -* **Name**: MQTT integration - Device A
418 +* **Name**: MQTT integration NB/CB
323 323  * **Enable integration**: YES
324 324  * **Allows create devices or assets**: YES
325 325  
... ... @@ -326,11 +326,9 @@
326 326  Click **Next** button.
327 327  
328 328  
329 -[[image:add-integration-basic-settings.png||height="504" width="500"]]
425 +[[image:add-integration-basic-settings.png||height="511" width="500"]]
330 330  
331 331  
332 -
333 -
334 334  **Uplink data converter:**
335 335  
336 336  * Click on the **Select existing** button.
... ... @@ -339,35 +339,32 @@
339 339  Click **Next** button.
340 340  
341 341  
342 -[[image:add-integration-ul-data-converter.png||height="505" width="500"]]
436 +[[image:add-integration-uplink-data-converter.png||height="511" width="500"]]
343 343  
344 344  
345 -
346 346  **Downlink data converter:**
347 347  
348 -Dragino NB/CB devices don't require a downlink data converter to decode their payloads, so you can skip this step.
441 +* Click on the **Select existing** button.
442 +* **Downlink data converter**: Select **MQTT Downlink Converter NB/CB **from the dropdown list.
349 349  
350 -* Click on the **Skip **button in the Downlink data converter section.
444 +Click **Next** button.
351 351  
352 -Click **Skip** button.
353 353  
447 +[[image:add-integration-downlink-data-converter.png||height="511" width="500"]]
354 354  
355 -[[image:integration-dl-skip.png||height="511" width="500"]]
356 356  
357 -
358 -
359 359  **Connection:**
360 360  
361 -* **Host**: Host URL (Eg. **//011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud//**)
452 +* **Host**: Cluster URL (Eg. 011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud)
362 362  * **Port**: 8883
363 -* **Credentials type**: Basic
454 +* **Credentials**: Basic
455 +* **Enable SSL**: YES
364 364  * **Username**: Username (from your HiveMQ Cloud Cluster with your credentials)
365 365  * **Password:** Password (from your HiveMQ Cloud Cluster with your credentials)
366 -* **Enable SSL**: YES
367 -* **Topic: device/a** (The topic can be anything; you can even use just the device name.)
458 +* **Topic: v1/devices/+/telemetry** (the + replaces any 'device name' will create a device in the Entities -> Devices)
368 368  * **QoS:** 0-At most once
369 369  
370 -[[image:add-integartion-connection.png||height="505" width="500"]]
461 +[[image:add-integration-connection.png||height="511" width="500"]]
371 371  
372 372  
373 373  Click on the **Advanced settings** button.
... ... @@ -397,36 +397,36 @@
397 397  Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.**
398 398  
399 399  
400 -[[image:integration-added.png]]
401 401  
492 +[[image:new-integration-pending.png]]
402 402  
403 403  
404 -= 6. Verifying the receipt of data from virtual devices =
495 += 5. Verifying the receipt of data from virtual devices =
405 405  
406 406  
407 -== 6.1 How does it work? ==
498 +== 5.1 How does it work? ==
408 408  
409 409  
410 410  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.
411 411  
412 -The Mosquitto client publishes messages (payloads) on the topic **/device/a**. Of course, you can use any topic for testing.
503 +The Mosquitto client publishes messages (payloads) on the topic **v1/devices/me/telemetry**. Of course, you can use any topic for testing.
413 413  
414 -(% id="cke_bm_37386S" style="display:none" %) (%%)The MQTT payload format is as follows:
505 +(% id="cke_bm_37386S" style="display:none" %) (%%)The MQTT payload format is as follows, which is common for all **~-~-NB** and **~-~-CB** series devices. The **IMEI** field is mandatory and is used to provision a new device with the name assigned to it in ThingsBoard.
415 415  
416 416  {{code language="none"}}
417 -{"IMEI": "350693903995577", "temperature":25, "humidity":80, "pressure":1005}
508 +{"IMEI": "S31B-NB", "temperature": 27, ......}
418 418  {{/code}}
419 419  
420 -Once ThingsBoard receives this message, it forwards this payload to the matching device through the integration.
511 +Once ThingsBoard receives this message, it automatically creates (provisions) the device mentioned in the **IMEI**, for example, S31B-NB.
421 421  
422 422  
423 423  == 5.2 Sending messages ==
424 424  
425 425  
426 -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.
517 +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-NB and 27, respectively. This payload is also (technically) known as telemetry.
427 427  
428 428  {{code language="none"}}
429 -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}'
520 +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}'
430 430  {{/code}}
431 431  
432 432  If the integration was performed without errors, the status of the integration changes to 'Active' after the first telemetry transmission.
... ... @@ -435,9 +435,16 @@
435 435  [[image:integration-active.png]]
436 436  
437 437  
438 -== 6.3 Viewing messages ==
529 +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**.
439 439  
440 440  
532 +[[image:new-device.png]]
533 +
534 +
535 +== 5.3 Viewing messages ==
536 +
537 +
538 +
441 441  Go back to the **Integrations** page.
442 442  
443 443  Click on the **MQTT integration NB/CB** in the **Integrations** page to see its details.
... ... @@ -453,40 +453,29 @@
453 453  Then click on the **Apply changes** (//**tick icon**//) button.
454 454  
455 455  
456 -[[image:debug-enabled.png||height="301" width="700"]]
554 +[[image:Screenshot 2025-03-18 at 09.23.10.png]]
457 457  
458 458  
459 -
460 -
461 461  Now go to the **Events** tab.
462 462  
463 -Select the **Event type** as **Debug** from the dropdown list.
559 +Select the Event type as **Debug** from the dropdown list.
464 464  
465 -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:
561 +Now you can see all the Uplink messages you are simulating through the MQTT broker. The status should
466 466  
467 -{{code language="none"}}
468 -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}'
469 -{{/code}}
470 470  
471 -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.
564 +[[image:Screenshot 2025-03-16 at 18.38.59.png]]
472 472  
473 473  
474 -[[image:Screenshot 2025-03-26 at 19.49.31.png]]
475 -
476 -
477 -
478 478  Then click on the **three dots (...)** in the **Message** column. You can see the uplink message's **payload** in the **Message** window.
479 479  
480 480  
481 -[[image:Screenshot 2025-03-26 at 19.47.52.png]]
570 +[[image:Screenshot 2025-03-16 at 18.39.12.png]]
482 482  
483 483  
484 -
485 -
486 486  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.
487 487  
488 488  
489 -= 7. Creating a Dashboard =
576 += 6. Creating a Dashboard =
490 490  
491 491  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.
492 492  
... ... @@ -494,11 +494,6 @@
494 494  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.
495 495  
496 496  
497 -First simulate a few messages using MQTT. This time, we have added the 'humidity' field to the payload. Eg:
498 -
499 -{{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}}
500 -
501 -
502 502  In **ThingsBoard**, from the left navigation menu, click **Dashboards**. Then, click the **+** button and select **Create new dashboard** from the dropdown menu.
503 503  
504 504  
... ... @@ -534,7 +534,7 @@
534 534  
535 535  Configure the **Time series chart** widget as follows:
536 536  
537 -* **Datasource** - select **Device A** device you provisioned.
619 +* **Datasource** - select S31B-NB device you provisioned.
538 538  * **Series**:
539 539  ** **temperature** - you can see this key by default.
540 540  ** **humidity** - Click **Add series** button. Then add the **humidity** for the key and then type **%** as its unit.
... ... @@ -555,11 +555,12 @@
555 555  
556 556  
557 557  {{code language="none"}}
558 -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}'
640 +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}'
559 559  
560 -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}'
642 +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}'
561 561  
562 -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}'
644 +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}'
645 +
563 563  {{/code}}
564 564  
565 565  The chart will update with the values in realtime, as shown in the below image.
... ... @@ -568,10 +568,10 @@
568 568  [[image:timeseries-4.png||height="316" width="700"]]
569 569  
570 570  
571 -= 8. Configure NB-IoT Sensor =
654 += 7. Configure NB-IoT Sensor =
572 572  
573 573  
574 -Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the **TS01-NB**.
657 +Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the **S31B-NB**.
575 575  
576 576  First, configure the NB-IoT device with the necessary MQTT settings using AT commands. Below is a list of AT commands you can use.
577 577  
... ... @@ -579,8 +579,8 @@
579 579  **AT Commands**
580 580  
581 581  * **AT+PRO=3,3    **~/~/ Use MQTT to connect to ThingsBoard. Payload Type set to 3.
582 -* **AT+SUBTOPIC=<MQTT subscribe topic> Eg: TS01-NB**
583 -* **AT+PUBTOPIC=<MQTT publish topic> Eg: TS01-NB**
665 +* **AT+SUBTOPIC=<MQTT topic>**
666 +* **AT+PUBTOPIC=<MQTT topic>**
584 584  * **AT+CLIENT=null**
585 585  * **AT+UNAME=<MQTT Username>**
586 586  * **AT+PWD=<MQTT Password>**
... ... @@ -587,13 +587,7 @@
587 587  * **AT+SERVADDR=<Broker address, Port>**
588 588  
589 589  Test your uplink by pressing the ACT button for 1 second.
590 -
591 591  
592 592  
593 -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.
594 594  
595 -{{info}}
596 -The ThingsBoard uses the device's IMEI number included in the payload to create a device in the Devices section.
597 -{{/info}}
598 -
599 -[[image:image-4.png]]
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