<
From version < 174.1 >
edited by Dilisi S
on 2025/03/20 16:50
To version < 177.1 >
edited by Dilisi S
on 2025/03/26 21:03
>
Change comment: Mar 26 edits - part 2

Summary

Details

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Content
... ... @@ -164,13 +164,32 @@
164 164  [[image:ins1.png||height="310" width="500"]]
165 165  
166 166  
167 -= 3. Data Converters =
167 += 3. Creating Devices =
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 +
170 170  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 -== 3.1 Uplink ==
192 +== 4.1 Uplink ==
174 174  
175 175  
176 176  In the left navigation, click **Integrations center**, and then click **Data converters**.
... ... @@ -188,135 +188,76 @@
188 188  
189 189  The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**.
190 190  
191 -Click on the **JavaScript** button.
210 +Click on the **TBEL** button if it has not been selected by default.
192 192  
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.
212 +The default TBEL function is shown below.
194 194  
195 195  
196 196  {{code language="JavaScript"}}
197 -//Version: 0.1
216 +// Decode an uplink message from a buffer
217 +// payload - array of bytes
218 +// metadata - key/value object
219 +
220 +/** Decoder **/
221 +
198 198  // decode payload to string
199 199  var payloadStr = decodeToString(payload);
200 200  
201 201  // 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();
226 +// var data = decodeToJson(payload);
212 212  
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]));
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';
219 219  
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 -}
238 +// Result object with device/asset attributes/telemetry data
288 288  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 + }
258 +};
289 289  
290 - deviceName: deviceName,
291 - deviceType: modelname,
292 - attributes: {
293 - model: modelname,
294 - //customerName: "NB-CB",
295 - //groupName: "NB-CB",
296 - //integrationName: metadata['integrationName']
260 +/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/
297 297  
298 - },
299 - telemetry: listdata
300 -}
262 +return result;
263 +{{/code}}
301 301  
302 -function decodeToString(payload) {
303 - return String.fromCharCode.apply(String, payload);
304 -}
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.
305 305  
306 -function decodeToJson(payload) {
307 - // covert payload to string.
308 - var str = decodeToString(payload);
267 +For example, if your device name is **Device B**, you can change **Device A** to **Device B**.
309 309  
310 - // parse string to JSON
311 - var data = JSON.parse(str);
312 - return data;
313 -}
314 314  
315 -return result;
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';
316 316  {{/code}}
317 317  
318 318  
319 -Click on the **Add** button.
279 +Once you modify the decoder function, click on the **Add** button.
320 320  
321 321  
322 322  [[image:mqtt-uplink.png||width="500"]]
... ... @@ -329,13 +329,9 @@
329 329  [[image:data-converter-list-showing-uplink-dc.png]]
330 330  
331 331  
292 += 5. Add Integration =
332 332  
333 333  
334 -
335 -
336 -= 4. Add Integration =
337 -
338 -
339 339  In the left navigation, click **Integrations center**, and then click **Integrations**.
340 340  
341 341  
... ... @@ -389,13 +389,13 @@
389 389  
390 390  **Connection:**
391 391  
392 -* **Host**: Cluster URL (Eg. 011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud)
348 +* **Host**: Cluster URL (Eg. **//011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud//**)
393 393  * **Port**: 8883
394 394  * **Credentials**: Basic
395 395  * **Enable SSL**: YES
396 396  * **Username**: Username (from your HiveMQ Cloud Cluster with your credentials)
397 397  * **Password:** Password (from your HiveMQ Cloud Cluster with your credentials)
398 -* **Topic: v1/devices/me/telemetry** (The topic can be anything, even you can use just the device name, for example ts02-nb)
354 +* **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.)
399 399  * **QoS:** 0-At most once
400 400  
401 401  [[image:add-integration-connection.png||height="511" width="500"]]
... ... @@ -428,14 +428,13 @@
428 428  Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.**
429 429  
430 430  
431 -
432 432  [[image:new-integration-pending.png]]
433 433  
434 434  
435 -= 5. Verifying the receipt of data from virtual devices =
390 += 6. Verifying the receipt of data from virtual devices =
436 436  
437 437  
438 -== 5.1 How does it work? ==
393 +== 6.1 How does it work? ==
439 439  
440 440  
441 441  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.
... ... @@ -472,7 +472,7 @@
472 472  [[image:new-device.png]]
473 473  
474 474  
475 -== 5.3 Viewing messages ==
430 +== 6.3 Viewing messages ==
476 476  
477 477  
478 478  Go back to the **Integrations** page.
... ... @@ -512,7 +512,7 @@
512 512  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.
513 513  
514 514  
515 -= 6. Creating a Dashboard =
470 += 7. Creating a Dashboard =
516 516  
517 517  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.
518 518  
... ... @@ -595,7 +595,7 @@
595 595  [[image:timeseries-4.png||height="316" width="700"]]
596 596  
597 597  
598 -= 7. Configure NB-IoT Sensor =
553 += 8. Configure NB-IoT Sensor =
599 599  
600 600  
601 601  Now, let's experiment with sending data to ThingsBoard using a real NB-IoT device. For example, we will use the **TS01-NB**.
... ... @@ -606,7 +606,7 @@
606 606  **AT Commands**
607 607  
608 608  * **AT+PRO=3,3    **~/~/ Use MQTT to connect to ThingsBoard. Payload Type set to 3.
609 -* **AT+SUBTOPIC=<MQTT subscribe topic> **
564 +* **AT+SUBTOPIC=<MQTT subscribe topic> Eg: TS01-NB**
610 610  * **AT+PUBTOPIC=<MQTT publish topic> Eg: TS01-NB**
611 611  * **AT+CLIENT=null**
612 612  * **AT+UNAME=<MQTT Username>**
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