Changes for page ThingsBoard

Last modified by Dilisi S on 2025/04/23 19:23
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From version < 155.1 >
edited by Dilisi S
on 2025/03/17 00:27
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edited by Dilisi S
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22 22  To complete this tutorial, you need to have the following:
23 23  
24 24  * ThingsBoard cloud account
25 -* MQTT Broker (public or private) such as,
26 -** **[[HiveMQ Cloud>>https://www.hivemq.com]] - You can create a free account to try it or subscribe for a paid account. - We use HiveMQ Cloud as the MQTT broker to build example in this tutorial.**
27 -** [[emqx>>https://www.emqx.com/zh/mqtt/public-mqtt5-broker]] - The public MQTT server is only used for MOTT learning and testing, and should not be used in the production environment.
28 -** [[lns1.thingseye.io>>http://lns1.thingseye.io/]] - This is Dragino's MQTT broker, which requires a CA certificate to use.
25 +* HiveMQ Cloud account
29 29  
30 30  == 2.1 ThingsBoard Cloud ==
31 31  
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67 67  [[image:thingsboard-6.png||height="244" width="500"]]
68 68  
69 69  
70 -(% class="wikigeneratedid" %)
71 71  == 2.2 HiveMQ Cloud ==
72 72  
73 -=== 2.2.1 HiveMQ Cloud ===
74 74  
75 -
76 76  Go to [[https:~~/~~/www.hivemq.com>>https://www.hivemq.com]]
77 77  
78 78  Click on the **Start Free** button.
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147 147  You will need these MQTT connection parameters when configuring the MQTT integration in the '**Add Integration**' section.
148 148  
149 149  
150 -=== 2.2.2 emqx ===
151 -
152 -
153 -The [[emqx>>https://www.emqx.com/zh/mqtt/public-mqtt5-broker]] public MQTT server is only used for MOTT learning and testing, and should not be used in the production environment.
154 -
155 -
156 -[[image:emqx.png||height="420" width="500"]]
157 -
158 -
159 -=== 2.2.3 Ins1.thingseye.io ===
160 -
161 -[[lns1.thingseye.io>>http://lns1.thingseye.io/]] is the Dragino's MQTT broker, which requires a CA certificate file, Certificate file, and the Private key file to use.
162 -
163 -If customers need to use this MQTT connection with ThingsBoard, they need to contact the TE team to obtain three license files.
164 -
165 -[[image:ins1.png||height="310" width="500"]]
166 -
167 -
168 168  = 3. Data Converters =
169 169  
170 170  
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374 374  
375 375  Click on the **Advanced settings** button.
376 376  
377 -* **Clean session:** YES
378 -* **Retained**: YES
353 +* **Clean session:** NO
354 +* **Retained**: NO
379 379  
380 380  [[image:add-integration-connection-advanced-settings.png||height="510" width="500"]]
381 381  
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408 408  
409 409  == 5.1 How does it work? ==
410 410  
411 -
412 412  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.
413 413  
414 414  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.
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422 422  For example, if you send two MQTT messages with different device names in the topic:
423 423  
424 424  1. v1/devices/**S31B-NB**/telemetry
425 -1. v1/devices/**LDS25-NB**/telemetry
400 +1. v1/devices/**S31B-CB**/telemetry
426 426  
427 -ThingsBoard will create two devices named **S31B-NB** and **LDS25-NB** in the **//Devices//** section.
402 +ThingsBoard will create two devices named **S31B-NB** and **S31B-CB** in the **//Devices//** section.
428 428  
429 429  
430 -The MQTT payload format is as follows, which is common for all ~-~-NB and ~-~-CB series devices:
405 +The MQTT payload format is as follows, for example:
431 431  
432 432  {{code language="none"}}
433 433  {"temperature":10.4, "humidity":85}
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440 440  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.
441 441  
442 442  {{code language="none"}}
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}'
418 +mosquitto_pub -d -q 1 -h 011731f7928541588a6cdfbbedfc63f4.s1.eu.hivemq.cloud -p 8883 -t "tb/mqtt-integration-tutorial/sensors/SN-001/telemetry" -u "pradeeka" -P "Kalpani123@" -m '{"temperature":10.4, "humidity":85}'
444 444  {{/code}}
445 445  
446 -If the integration was performed without errors, the status of the integration changes to 'Active' after the first telemetry transmission.
447 -
448 -
449 -[[image:integration-active.png]]
450 -
451 -
452 -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**.
453 -
454 -
455 -[[image:device-provision-1.png]]
456 -
457 -
458 -Click on the device S31B-NB on the devices list to see its details.
459 -
460 -Then go to the **Latest telemetry** tab.
461 -
462 -You can see the fields temperature and humidity with the values you previously sent using the MQTT message.
463 -
464 -
465 -[[image:telemetry-1.png]]
466 -
467 -
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//.
469 -
470 -
471 -[[image:telemetry-2.png]]
472 -
473 -
474 -Let's provision the second device named **LDS25-NB **with initial telemetry. Use the following MQTT message.
475 -
476 -
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}}
480 -
481 -Now, refresh the **Devices** page, and you will see the second device, **LDS25-NB**, which was recently provisioned.
482 -
483 -
484 -[[image:device-provision-2.png]]
485 -
486 -
487 -= 6. Creating a Dashboard =
488 -
489 -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.
490 -
491 -
492 -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.
493 -
494 -
495 -In **ThingsBoard**, from the left navigation menu, click **Dashboards**. Then, click the **+** button and select **Create new dashboard** from the dropdown menu.
496 -
497 -
498 -[[image:dashboard-1.png]]
499 -
500 -
501 -In the **Title** text box, enter **NB/CB Test Dashboard** as the title of the dashboard.
502 -
503 -Click on the **Add** button.
504 -
505 -
506 -[[image:dashboard-2.png||height="526" width="500"]]
507 -
508 -
509 -Click on the **Add widget / Add new widget** button.
510 -
511 -
512 -[[image:dashboard-3.png]]
513 -
514 -
515 -In the **Select widgets bundle** window, click **Charts**.
516 -
517 -
518 -[[image:dashboard-4.png||height="537" width="700"]]
519 -
520 -
521 -
522 -In the **Charts: select widget** window, click **Time series chart**.
523 -
524 -
525 -[[image:dashboard-5.png||height="525" width="700"]]
526 -
527 -
528 -Configure the **Time series chart** widget as follows:
529 -
530 -* **Datasource** - select S31B-NB device you provisioned.
531 -* **Series**:
532 -** **temperature** - you can see this key by default.
533 -** **humidity** - Click **Add series** button. Then add the **humidity** for the key and then type **%** as its unit.
534 -* Click on the **Add** button.
535 -
536 -[[image:timeseries-1.png||height="491" width="700"]]
537 -
538 -
539 -The time-series chart will appear in edit mode. Resize it by clicking and dragging the lower-right corner.
540 -
541 -Click the **Save** button to add the widget to the dashboard.
542 -
543 -
544 -[[image:timeseries-3.png||height="347" width="700"]]
545 -
546 -
547 -Now send the following MQTT messages from the terminal to simulate the data.
548 -
549 -
550 -{{code language="none"}}
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}'
552 -
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}'
554 -
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}'
556 -
557 -{{/code}}
558 -
559 -The chart will update with the values in realtime, as shown in the below image.
560 -
561 -
562 -[[image:timeseries-4.png||height="316" width="700"]]
563 -
564 -
565 -= 7. Configure NB-IoT Sensor =
566 -
567 -
568 -Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the **S31B-NB**.
569 -
570 -First, configure the NB-IoT device with the necessary MQTT settings using AT commands. Below is a list of AT commands you can use.
571 -
572 -
573 -**AT Commands**
574 -
575 -* **AT+PRO=3,3    **~/~/ Use MQTT to connect to ThingsBoard. Payload Type set to 3.
576 -* **AT+SUBTOPIC=<MQTT topic>**
577 -* **AT+PUBTOPIC=<MQTT topic>**
578 -* **AT+CLIENT=null**
579 -* **AT+UNAME=<MQTT Username>**
580 -* **AT+PWD=<MQTT Password>**
581 -* **AT+SERVADDR=<Broker address, Port>**
582 -
583 -Test your uplink by pressing the ACT button for 1 second.
421 +If the integration was performed without errors, after the transmission of the first telemetry, a new device with the name “S31B-NB” will appear in the Devices → All. Also, you can verify the input and output data, respectively, before and after conversion in Data converters → UDP Uplink Converter NB/CB → Events.
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