Changes for page ThingsBoard
Last modified by Dilisi S on 2025/04/23 19:23
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... ... @@ -164,15 +164,12 @@ 164 164 [[image:ins1.png||height="310" width="500"]] 165 165 166 166 167 - 168 168 = 3. Data Converters = 169 169 170 170 171 171 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. 172 172 173 -**In this section, you will create a universal uplink data converter for all Dragino NB-IoT devices. The uplink decoder converts any MQTT message coming from a device into key-value pairs that can be used to display and visualize data using various widgets on the dashboard**. 174 174 175 - 176 176 == 3.1 Uplink == 177 177 178 178 ... ... @@ -182,7 +182,7 @@ 182 182 [[image:data-converters-list-empty.png]] 183 183 184 184 185 -On the **Data converters** page, click on the ‘**+**’ button, and then click on 182 +On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu. 186 186 187 187 188 188 ... ... @@ -189,75 +189,140 @@ 189 189 [[image:create-new-converter-menu.png||height="259" width="500"]] 190 190 191 191 192 -The **Add data converter** window appears. 189 +The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**. 193 193 194 - Name it ‘**MQTT UplinkConverter**’and selecttheType as**Uplink**.191 +Click on the **JavaScript** button. 195 195 196 - Clickonthe**TBEL** button ifithasnotbeenselectedbydefault.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. 197 197 198 -Replace the default TBEL decoder function with the following universal TBEL decoder function, which decodes MQTT payload from any Dragino NB-IoT device. 199 199 200 - 201 201 {{code language="JavaScript"}} 197 +//Version: 0.1 198 +// decode payload to string 199 +var payloadStr = decodeToString(payload); 200 + 202 202 // decode payload to JSON 203 -var pattern = "yyyy/MM/dd HH:mm:ss"; 204 204 var objdata = {}; 205 205 var obj1 = {}; 206 206 var data = decodeToJson(payload); 207 207 var deviceName = data.IMEI; 208 -data. remove("IMEI");209 -var modelname = "Dragino "+ data.Model; 206 +delete data.IMEI; 207 +var modelname = "Dragino " + data.Model; 210 210 //var mod = data.mod 211 -data. remove("Model");209 +delete data.Model; 212 212 //delete data.mod 213 213 var timestamp = new Date().getTime(); 214 - foreach (entry: data.entrySet()) {215 - = entry.getKey();216 - var value = entry.getValue();217 - //objdata[key] = data[key]218 - if(key.matches("^-?\\d+$")){ //is number219 - obj1[key] =data[key];220 - varindex=obj1[key].length-1;221 - obj1[key][index]=new Date(obj1[key][index],pattern).getTime();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])); 219 + 222 222 } 223 - else if (key==="bat"||key==="BAT"){ 224 - objdata["battery"] = data[key]; 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]; 225 225 } 226 - else{ 227 - objdata[key] = data[key]; 228 -}} 229 -var listdata = [{"ts":timestamp,"values":objdata}]; 230 -foreach ( entry1: obj1.entrySet()){ 231 - var key1 = entry1.getKey(); 232 - var value1 = entry1.getValue(); 233 - var index = obj1[key1].length-1; 234 - var ts = obj1[key1][index]; 235 - if (modelname=="Dragino RS485-NB"){ 236 - listdata.push({"ts":ts,"values":{"Payload":obj1[key1][0]}}); 262 +//Alec submitted25/02/25 263 + else { 264 + objdata[key] = data[key] 237 237 } 238 - else{ 239 - listdata.push({"ts":ts,"values":{"values":obj1[key1]}}); 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 + }) 240 240 } 241 241 } 242 - var result = { 288 +var result = { 289 + 243 243 deviceName: deviceName, 244 244 deviceType: modelname, 245 245 attributes: { 246 - model: modelname 293 + model: modelname, 247 247 //customerName: "NB-CB", 248 248 //groupName: "NB-CB", 249 249 //integrationName: metadata['integrationName'] 297 + 250 250 }, 251 251 telemetry: listdata 252 -}; 300 +} 301 + 302 +function decodeToString(payload) { 303 + return String.fromCharCode.apply(String, payload); 304 +} 305 + 306 +function decodeToJson(payload) { 307 + // covert payload to string. 308 + var str = decodeToString(payload); 309 + 310 + // parse string to JSON 311 + var data = JSON.parse(str); 312 + return data; 313 +} 314 + 253 253 return result; 254 254 {{/code}} 255 255 256 256 257 - Once you modify the decoder function, click on the **Add** button.319 +Click on the **Add** button. 258 258 259 259 260 -[[image:mqtt-uplink -converter.png||height="498"width="500"]]322 +[[image:mqtt-uplink.png||width="500"]] 261 261 262 262 263 263 ... ... @@ -264,7 +264,72 @@ 264 264 You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page. 265 265 266 266 329 +[[image:data-converter-list-showing-uplink-dc.png]] 267 267 331 + 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 + 347 +{{code language="JavaScript"}} 348 +// Encode downlink data from incoming Rule Engine message 349 + 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 354 + 355 +/** Encoder **/ 356 + 357 +var data = {}; 358 + 359 +// Process data from incoming message and metadata 360 + 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 367 +var result = { 368 + 369 + // downlink data content type: JSON, TEXT or BINARY (base64 format) 370 + contentType: "JSON", 371 + 372 + // downlink data 373 + data: JSON.stringify(data), 374 + 375 + // Optional metadata object presented in key/value format 376 + metadata: { 377 + topic: metadata['deviceType']+'/'+metadata['deviceName']+'/upload' 378 + } 379 + 380 +}; 381 + 382 +return result; 383 +{{/code}} 384 + 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 + 268 268 [[image:data-converters-list.png]] 269 269 270 270 ... ... @@ -288,17 +288,16 @@ 288 288 **Basic settings:** 289 289 290 290 * **Integration type**: MQTT 291 -* **Name**: MQTT integration 418 +* **Name**: MQTT integration NB/CB 292 292 * **Enable integration**: YES 293 -* **Allow create devices or assets**: YES 420 +* **Allows create devices or assets**: YES 294 294 295 295 Click **Next** button. 296 296 297 297 425 +[[image:add-integration-basic-settings.png||height="511" width="500"]] 298 298 299 -[[image:add-integration-part-1.png||height="483" width="500"]] 300 300 301 - 302 302 **Uplink data converter:** 303 303 304 304 * Click on the **Select existing** button. ... ... @@ -307,39 +307,34 @@ 307 307 Click **Next** button. 308 308 309 309 436 +[[image:add-integration-uplink-data-converter.png||height="511" width="500"]] 310 310 311 -[[image:add-integration-part-2.png||height="484" width="500"]] 312 312 313 - 314 314 **Downlink data converter:** 315 315 316 -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. 317 317 318 - *Clickon the**Skip**buttonin the Downlink data converter section.444 +Click **Next** button. 319 319 320 -Click **Skip** button. 321 321 447 +[[image:add-integration-downlink-data-converter.png||height="511" width="500"]] 322 322 323 -[[image:integration-dl-skip.png||height="511" width="500"]] 324 324 325 - 326 - 327 327 **Connection:** 328 328 329 -* **Host**: Host URL (Eg, **//011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud//**) 330 -* **Port**: 8883 (the port number may differ based on your MQTT broker) 331 -* **Credentials type**: Basic 452 +* **Host**: Cluster URL (Eg. 011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud) 453 +* **Port**: 8883 454 +* **Credentials**: Basic 455 +* **Enable SSL**: YES 332 332 * **Username**: Username (from your HiveMQ Cloud Cluster with your credentials) 333 333 * **Password:** Password (from your HiveMQ Cloud Cluster with your credentials) 334 -* **Enable SSL**: YES 335 -* **Topic**: # (the # symbol indicates that it filters all topics). 458 +* **Topic: v1/devices/+/telemetry** (the + replaces any 'device name' will create a device in the Entities -> Devices) 336 336 * **QoS:** 0-At most once 337 337 461 +[[image:add-integration-connection.png||height="511" width="500"]] 338 338 339 339 340 -[[image:add-integration-4.png||height="484" width="500"]] 341 - 342 - 343 343 Click on the **Advanced settings** button. 344 344 345 345 * **Clean session:** YES ... ... @@ -367,8 +367,8 @@ 367 367 Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.** 368 368 369 369 370 -[[image:integration-added.png]] 371 371 492 +[[image:new-integration-pending.png]] 372 372 373 373 374 374 = 5. Verifying the receipt of data from virtual devices = ... ... @@ -379,24 +379,24 @@ 379 379 380 380 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. 381 381 382 -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. 383 383 384 -(% 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. 385 385 386 386 {{code language="none"}} 387 -{"IMEI": "3 50693903995577", "temperature":25,"humidity":80, "pressure":1005}508 +{"IMEI": "S31B-NB", "temperature": 27, ......} 388 388 {{/code}} 389 389 390 -Once ThingsBoard receives this message, it forwardsthis payloadto thematchingdevice through the integration.511 +Once ThingsBoard receives this message, it automatically creates (provisions) the device mentioned in the **IMEI**, for example, S31B-NB. 391 391 392 392 393 393 == 5.2 Sending messages == 394 394 395 395 396 -On your computer'sterminal, issue the following MQTT command which simulates the device'**Device A'**. The message payload contains the fieldsIMEI,temperature,humidity,and pressure,which hold the values 350693903995577,30, 80,and1005respectively. 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. 397 397 398 398 {{code language="none"}} 399 -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}' 400 400 {{/code}} 401 401 402 402 If the integration was performed without errors, the status of the integration changes to 'Active' after the first telemetry transmission. ... ... @@ -405,6 +405,12 @@ 405 405 [[image:integration-active.png]] 406 406 407 407 529 +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**. 530 + 531 + 532 +[[image:new-device.png]] 533 + 534 + 408 408 == 5.3 Viewing messages == 409 409 410 410 ... ... @@ -423,36 +423,25 @@ 423 423 Then click on the **Apply changes** (//**tick icon**//) button. 424 424 425 425 426 -[[image: debug-enabled.png||height="301"width="700"]]553 +[[image:Screenshot 2025-03-18 at 09.23.10.png]] 427 427 428 428 429 - 430 - 431 431 Now go to the **Events** tab. 432 432 433 -Select the **Event type**as **Debug** from the dropdown list.558 +Select the Event type as **Debug** from the dropdown list. 434 434 435 - Publish anothermessage (of course,you canrepeatthe previousmessagebypressing theUParrowonyourkeyboardandthen pressEnter key) toyourMQTT brokerfromyour terminal, for example:560 +Now you can see all the Uplink messages you are simulating through the MQTT broker. The status should be OK if there is no errors in your integration. 436 436 437 -{{code language="none"}} 438 -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}' 439 -{{/code}} 440 440 441 - Now you can see that uplinkmessagein the **Events** tab (Click the **refresh** button if you didn'tseeany messages intheEvents tab).The status should be **OK **if there isno errors in your integration.563 +[[image:Screenshot 2025-03-16 at 18.38.59.png]] 442 442 443 443 444 -[[image:Screenshot 2025-03-26 at 19.49.31.png]] 445 - 446 - 447 - 448 448 Then click on the **three dots (...)** in the **Message** column. You can see the uplink message's **payload** in the **Message** window. 449 449 450 450 451 -[[image:Screenshot 2025-03- 26 at 19.47.52.png]]569 +[[image:Screenshot 2025-03-16 at 18.39.12.png]] 452 452 453 453 454 - 455 - 456 456 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. 457 457 458 458 ... ... @@ -466,7 +466,8 @@ 466 466 467 467 First simulate a few messages using MQTT. This time, we have added the 'humidity' field to the payload. Eg: 468 468 469 -{{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}} 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}} 470 470 471 471 472 472 In **ThingsBoard**, from the left navigation menu, click **Dashboards**. Then, click the **+** button and select **Create new dashboard** from the dropdown menu. ... ... @@ -504,19 +504,15 @@ 504 504 505 505 Configure the **Time series chart** widget as follows: 506 506 507 -* **Datasource** - select **DeviceA**device you provisioned.624 +* **Datasource** - select S31B-NB device you provisioned. 508 508 * **Series**: 509 509 ** **temperature** - you can see this key by default. 510 510 ** **humidity** - Click **Add series** button. Then add the **humidity** for the key and then type **%** as its unit. 511 511 * Click on the **Add** button. 512 512 513 -{{info}} 514 -You can add only the relevant fields from the device's payload to display data on a widget. These fields are called 'keys'. 515 -{{/info}} 630 +[[image:timeseries-1.png||height="491" width="700"]] 516 516 517 -[[image:Screenshot 2025-03-31 at 06.51.15.png||height="485" width="700"]] 518 518 519 - 520 520 The time-series chart will appear in edit mode. Resize it by clicking and dragging the lower-right corner. 521 521 522 522 Click the **Save** button to add the widget to the dashboard. ... ... @@ -529,11 +529,12 @@ 529 529 530 530 531 531 {{code language="none"}} 532 -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}'645 +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":70}' 533 533 534 -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}'647 +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, "humidity":72}' 535 535 536 -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}' 649 +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": 19, "humidity":80}' 650 + 537 537 {{/code}} 538 538 539 539 The chart will update with the values in realtime, as shown in the below image. ... ... @@ -542,10 +542,10 @@ 542 542 [[image:timeseries-4.png||height="316" width="700"]] 543 543 544 544 545 -= 8. ConfigurePhysicalNB-IoT Sensor =659 += 7. Configure NB-IoT Sensor = 546 546 547 547 548 -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**. 549 549 550 550 First, configure the NB-IoT device with the necessary MQTT settings using AT commands. Below is a list of AT commands you can use. 551 551 ... ... @@ -553,7 +553,7 @@ 553 553 **AT Commands** 554 554 555 555 * **AT+PRO=3,3 **~/~/ Use MQTT to connect to ThingsBoard. Payload Type set to 3. 556 -* **AT+SUBTOPIC=<MQTT subscribe topic> Eg: TS01-NB**670 +* **AT+SUBTOPIC=<MQTT subscribe topic> ** 557 557 * **AT+PUBTOPIC=<MQTT publish topic> Eg: TS01-NB** 558 558 * **AT+CLIENT=null** 559 559 * **AT+UNAME=<MQTT Username>** ... ... @@ -561,10 +561,11 @@ 561 561 * **AT+SERVADDR=<Broker address, Port>** 562 562 563 563 Test your uplink by pressing the ACT button for 1 second. 564 - 565 565 566 566 567 -The following image shows the uplink payload of a real Dragino device. The publish topic is '**TS01-NB'that contains fieldsinthepayload, IMEI, IMSI, Model, temperature, etc**. Note that we have created a device named**TS01-NB** in the**Devices**sectioninadvance.680 +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**. 568 568 569 - 570 570 [[image:image-4.png]] 683 + 684 + 685 +
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