Changes for page ThingsBoard

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

From version 180.1
edited by Dilisi S
on 2025/03/27 02:48
Change comment: Uploaded new attachment "Screenshot 2025-03-26 at 19.47.52.png", version {1}
To version 169.1
edited by Dilisi S
on 2025/03/19 04:17
Change comment: There is no comment for this version

Summary

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Page properties
Content
... ... @@ -164,151 +164,240 @@
164 164  [[image:ins1.png||height="310" width="500"]]
165 165  
166 166  
167 -= 3. Creating Devices =
167 += 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.
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.
171 171  
172 172  
173 -In the left navigation, click Entities -> Devices.
173 +== 3.1 Uplink ==
174 174  
175 -Click the **Add Device** button (the button with the **+** sign), and from the dropdown menu, click **Add new device**.
176 176  
177 -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**.
178 178  
179 -Click the **Add** button.
180 180  
181 -Skip the **connectivity testing** by clicking the **Close** button.
179 +[[image:data-converters-list-empty.png]]
182 182  
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.
184 184  
182 +On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
185 185  
186 -= 4. Data Converters =
187 187  
188 188  
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.
186 +[[image:create-new-converter-menu.png||height="259" width="500"]]
190 190  
191 191  
192 -== 4.1 Uplink ==
189 +The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**.
193 193  
191 +Click on the **JavaScript** button.
194 194  
195 -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.
196 196  
197 197  
198 -[[image:data-converters-list-empty.png]]
196 +{{code language="JavaScript"}}
197 +//Version: 0.1
198 +// decode payload to string
199 +var payloadStr = decodeToString(payload);
199 199  
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();
200 200  
201 -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]));
202 202  
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 = {
203 203  
290 + deviceName: deviceName,
291 + deviceType: modelname,
292 + attributes: {
293 + model: modelname,
294 + //customerName: "NB-CB",
295 + //groupName: "NB-CB",
296 + //integrationName: metadata['integrationName']
204 204  
205 -[[image:create-new-converter-menu.png||height="259" width="500"]]
298 + },
299 + telemetry: listdata
300 +}
206 206  
302 +function decodeToString(payload) {
303 + return String.fromCharCode.apply(String, payload);
304 +}
207 207  
208 -The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**.
306 +function decodeToJson(payload) {
307 + // covert payload to string.
308 + var str = decodeToString(payload);
209 209  
210 -Click on the **TBEL** button if it has not been selected by default.
310 + // parse string to JSON
311 + var data = JSON.parse(str);
312 + return data;
313 +}
211 211  
212 -Modify the default TBEL function to match with your device as described below:
315 +return result;
316 +{{/code}}
213 213  
214 214  
215 -~1. Uncomment line 11:
319 +Click on the **Add** button.
216 216  
217 -var data = decodeToJson(payload)
218 218  
219 -[[image:Screenshot 2025-03-26 at 18.15.08.png||height="219" width="500"]]
322 +[[image:mqtt-uplink.png||width="500"]]
220 220  
221 221  
222 -3. Modify the telemetry section to allow parsed data to be assigned to the fields.
223 223  
224 -telemetry: {
225 - temperature: data.temperature,
226 - humidity: data.humidity,
227 - rawData: payloadStr
228 - }
326 +You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page.
229 229  
230 230  
329 +[[image:data-converter-list-showing-uplink-dc.png]]
231 231  
232 -{{code language="JavaScript"}}
233 -// Decode an uplink message from a buffer
234 -// payload - array of bytes
235 -// metadata - key/value object
236 236  
237 -/** Decoder **/
332 +== 3.2 Downlink ==
238 238  
239 -// decode payload to string
240 -var payloadStr = decodeToString(payload);
241 241  
242 -// decode payload to JSON
243 -var data = decodeToJson(payload);
335 +On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
244 244  
245 -var deviceName = 'Device B';
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';
254 254  
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 - }
275 -};
338 +[[image:create-new-converter-menu.png||width="500"]]
276 276  
277 -/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/
278 278  
279 -return result;
280 -{{/code}}
281 281  
282 -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.
342 +The **Add data converter** window will appear. Name it **MQTT Downlink Converter NB/CB** and select the Type as **Downlink**.
283 283  
284 -For example, if your device name is **Device B**, you can change **Device A** to **Device B**.
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.
285 285  
286 286  
287 287  {{code language="JavaScript"}}
288 -var deviceName = 'Device A';
289 -var deviceType = 'thermostat';
290 -var customerName = 'Customer C';
291 -var groupName = 'thermostat devices';
292 -var manufacturer = 'Example corporation';
293 -{{/code}}
348 +// Encode downlink data from incoming Rule Engine message
294 294  
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
295 295  
296 -Once you modify the decoder function, click on the **Add** button.
355 +/** Encoder **/
297 297  
357 +var data = {};
298 298  
299 -[[image:mqtt-uplink.png||width="500"]]
359 +// Process data from incoming message and metadata
300 300  
361 +data.tempFreq = msg.temperatureUploadFrequency;
362 +data.humFreq = msg.humidityUploadFrequency;
301 301  
364 +data.devSerialNumber = metadata['ss_serialNumber'];
302 302  
303 -You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page.
366 +// Result object with encoded downlink payload
367 +var result = {
304 304  
369 + // downlink data content type: JSON, TEXT or BINARY (base64 format)
370 + contentType: "JSON",
305 305  
306 -[[image:data-converter-list-showing-uplink-dc.png]]
372 + // downlink data
373 + data: JSON.stringify(data),
307 307  
375 + // Optional metadata object presented in key/value format
376 + metadata: {
377 + topic: metadata['deviceType']+'/'+metadata['deviceName']+'/upload'
378 + }
308 308  
309 -= 5. Add Integration =
380 +};
310 310  
382 +return result;
383 +{{/code}}
311 311  
385 +
386 +Click on the **Add** button.
387 +
388 +
389 +[[image:add-downlink-data-converter.png||height="529" width="500"]]
390 +
391 +
392 +You should see that the newly added **MQTT Downlink** Converter NB/CB is listed on the **Data Converters** page.
393 +
394 +
395 +[[image:data-converters-list.png]]
396 +
397 +
398 += 4. Add Integration =
399 +
400 +
312 312  In the left navigation, click **Integrations center**, and then click **Integrations**.
313 313  
314 314  
... ... @@ -349,26 +349,24 @@
349 349  
350 350  **Downlink data converter:**
351 351  
352 -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.
353 353  
354 -* Click on the **Skip **button in the Downlink data converter section.
444 +Click **Next** button.
355 355  
356 -Click **Skip** button.
357 357  
447 +[[image:add-integration-downlink-data-converter.png||height="511" width="500"]]
358 358  
359 -[[image:integration-dl-skip.png||height="511" width="500"]]
360 360  
361 -
362 -
363 363  **Connection:**
364 364  
365 -* **Host**: Cluster URL (Eg. **//011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud//**)
452 +* **Host**: Cluster URL (Eg. 011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud)
366 366  * **Port**: 8883
367 367  * **Credentials**: Basic
368 368  * **Enable SSL**: YES
369 369  * **Username**: Username (from your HiveMQ Cloud Cluster with your credentials)
370 370  * **Password:** Password (from your HiveMQ Cloud Cluster with your credentials)
371 -* **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.)
458 +* **Topic: v1/devices/+/telemetry** (the + replaces any 'device name' will create a device in the Entities -> Devices)
372 372  * **QoS:** 0-At most once
373 373  
374 374  [[image:add-integration-connection.png||height="511" width="500"]]
... ... @@ -401,13 +401,14 @@
401 401  Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.**
402 402  
403 403  
491 +
404 404  [[image:new-integration-pending.png]]
405 405  
406 406  
407 -= 6. Verifying the receipt of data from virtual devices =
495 += 5. Verifying the receipt of data from virtual devices =
408 408  
409 409  
410 -== 6.1 How does it work? ==
498 +== 5.1 How does it work? ==
411 411  
412 412  
413 413  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.
... ... @@ -444,7 +444,7 @@
444 444  [[image:new-device.png]]
445 445  
446 446  
447 -== 6.3 Viewing messages ==
535 +== 5.3 Viewing messages ==
448 448  
449 449  
450 450  Go back to the **Integrations** page.
... ... @@ -484,7 +484,7 @@
484 484  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.
485 485  
486 486  
487 -= 7. Creating a Dashboard =
575 += 6. Creating a Dashboard =
488 488  
489 489  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.
490 490  
... ... @@ -494,7 +494,8 @@
494 494  
495 495  First simulate a few messages using MQTT. This time, we have added the 'humidity' field to the payload. Eg:
496 496  
497 -{{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}}
585 +{{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}'
586 +{{/code}}
498 498  
499 499  
500 500  In **ThingsBoard**, from the left navigation menu, click **Dashboards**. Then, click the **+** button and select **Create new dashboard** from the dropdown menu.
... ... @@ -567,10 +567,10 @@
567 567  [[image:timeseries-4.png||height="316" width="700"]]
568 568  
569 569  
570 -= 8. Configure NB-IoT Sensor =
659 += 7. Configure NB-IoT Sensor =
571 571  
572 572  
573 -Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the **TS01-NB**.
662 +Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the **S31B-NB**.
574 574  
575 575  First, configure the NB-IoT device with the necessary MQTT settings using AT commands. Below is a list of AT commands you can use.
576 576  
... ... @@ -578,7 +578,7 @@
578 578  **AT Commands**
579 579  
580 580  * **AT+PRO=3,3    **~/~/ Use MQTT to connect to ThingsBoard. Payload Type set to 3.
581 -* **AT+SUBTOPIC=<MQTT subscribe topic> Eg: TS01-NB**
670 +* **AT+SUBTOPIC=<MQTT subscribe topic> **
582 582  * **AT+PUBTOPIC=<MQTT publish topic> Eg: TS01-NB**
583 583  * **AT+CLIENT=null**
584 584  * **AT+UNAME=<MQTT Username>**
... ... @@ -586,15 +586,10 @@
586 586  * **AT+SERVADDR=<Broker address, Port>**
587 587  
588 588  Test your uplink by pressing the ACT button for 1 second.
589 -
590 590  
591 591  
592 592  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**.
593 593  
594 -{{info}}
595 -The ThingsBoard uses the device's IMEI number included in the payload to create a device in the Devices section.
596 -{{/info}}
597 -
598 598  [[image:image-4.png]]
599 599  
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