<
From version < 175.1 >
edited by Dilisi S
on 2025/03/20 16:51
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**.
... ... @@ -188,138 +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 -{{info}}
196 -Please note that the value assigned to the IMEI field in the payload will be used by ThingsBoard to create a device on the platform with the same name.
197 -{{/info}}
198 198  
199 199  {{code language="JavaScript"}}
200 -//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 +
201 201  // decode payload to string
202 202  var payloadStr = decodeToString(payload);
203 203  
204 204  // decode payload to JSON
205 -var objdata = {};
206 -var obj1 = {};
207 -var data = decodeToJson(payload);
208 -var deviceName = data.IMEI;
209 -delete data.IMEI;
210 -var modelname = "Dragino " + data.Model;
211 -//var mod = data.mod
212 -delete data.Model;
213 -//delete data.mod
214 -var timestamp = new Date().getTime();
226 +// var data = decodeToJson(payload);
215 215  
216 -for (var key in data) {
217 -
218 - if (Number(key)) {
219 - obj1[key] = data[key];
220 - obj1[key][obj1[key].length - 1] = Number(new Date(
221 - 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';
222 222  
223 - }
224 -//Alec submitted25/02/25
225 -//turn old key into new
226 - else if (key === "Reading") {
227 - objdata["reading"] = data[key];
228 - } else if (key === "work mode") {
229 - objdata["work_mode"] = data[key];
230 - } else if (key === "hum") {
231 - objdata["humidity"] = data[key];
232 - }else if (key === "hum2") {
233 - objdata["humidity2"] = data[key];
234 - } else if (key === "hum3") {
235 - objdata["humidity3"] = data[key];
236 - } else if (key === "tem") {
237 - objdata["temperature"] = data[key];
238 - } else if (key === "tem2") {
239 - objdata["temperature2"] = data[key];
240 - } else if (key === "tem3") {
241 - objdata["temperature3"] = data[key];
242 - } else if (key === "DS18B20_Temp") {
243 - objdata["temperature_pro"] = data[key];
244 - } else if (key === "ds18b20_temperature") {
245 - objdata["temperature_pro"] = data[key];
246 - } else if (key === "DS18B20_temperature_pro") {
247 - objdata["temperature_pro"] = data[key];
248 - } else if (key === "tdc send flag") {
249 - objdata["tdc_send_flag"] = data[key];
250 - } else if (key === "trigger mode") {
251 - objdata["trigger_mode"] = data[key];
252 - } else if (key === "soil dielectric constant") {
253 - objdata["soil_dielectric_constant"] = data[key];
254 - } else if (key === "door open num") {
255 - objdata["door_open_num"] = data[key];
256 - } else if (key === "door duration") {
257 - objdata["door_duration"] = data[key];
258 - } else if (key === "count time") {
259 - objdata["count_time"] = data[key];
260 - } else if (key === "last open time2") {
261 - objdata["last_open_time2"] = data[key];
262 - } else if (key === "last open time3") {
263 - objdata["last_open_time3"] = data[key];
264 - }
265 -//Alec submitted25/02/25
266 - else {
267 - objdata[key] = data[key]
268 - }
269 -}
270 -var listdata = [{
271 - "ts": timestamp,
272 - "values": objdata
273 -}]
274 -for (var key1 in obj1) {
275 - if (modelname == "Dragino RS485-NB") {
276 - listdata.push({
277 - "ts": obj1[key1][obj1[key1].length - 1],
278 - "values": {
279 - "Payload": obj1[key1][0],
280 - }
281 - })
282 - } else {
283 - listdata.push({
284 - "ts": obj1[key1][obj1[key1].length - 1],
285 - "values": {
286 - "values": obj1[key1]
287 - },
288 - })
289 - }
290 -}
238 +// Result object with device/asset attributes/telemetry data
291 291  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 +};
292 292  
293 - deviceName: deviceName,
294 - deviceType: modelname,
295 - attributes: {
296 - model: modelname,
297 - //customerName: "NB-CB",
298 - //groupName: "NB-CB",
299 - //integrationName: metadata['integrationName']
260 +/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/
300 300  
301 - },
302 - telemetry: listdata
303 -}
262 +return result;
263 +{{/code}}
304 304  
305 -function decodeToString(payload) {
306 - return String.fromCharCode.apply(String, payload);
307 -}
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.
308 308  
309 -function decodeToJson(payload) {
310 - // covert payload to string.
311 - var str = decodeToString(payload);
267 +For example, if your device name is **Device B**, you can change **Device A** to **Device B**.
312 312  
313 - // parse string to JSON
314 - var data = JSON.parse(str);
315 - return data;
316 -}
317 317  
318 -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';
319 319  {{/code}}
320 320  
321 321  
322 -Click on the **Add** button.
279 +Once you modify the decoder function, click on the **Add** button.
323 323  
324 324  
325 325  [[image:mqtt-uplink.png||width="500"]]
... ... @@ -332,7 +332,7 @@
332 332  [[image:data-converter-list-showing-uplink-dc.png]]
333 333  
334 334  
335 -= 4. Add Integration =
292 += 5. Add Integration =
336 336  
337 337  
338 338  In the left navigation, click **Integrations center**, and then click **Integrations**.
... ... @@ -388,17 +388,15 @@
388 388  
389 389  **Connection:**
390 390  
391 -* **Host**: Cluster URL (Eg. 011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud)
348 +* **Host**: Cluster URL (Eg. **//011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud//**)
392 392  * **Port**: 8883
393 393  * **Credentials**: Basic
394 394  * **Enable SSL**: YES
395 395  * **Username**: Username (from your HiveMQ Cloud Cluster with your credentials)
396 396  * **Password:** Password (from your HiveMQ Cloud Cluster with your credentials)
397 -* **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 S31B-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.)
398 398  * **QoS:** 0-At most once
399 399  
400 -
401 -
402 402  [[image:add-integration-connection.png||height="511" width="500"]]
403 403  
404 404  
... ... @@ -432,10 +432,10 @@
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**.
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