Changes for page ThingsBoard
Last modified by Dilisi S on 2025/04/23 19:23
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... ... @@ -164,138 +164,240 @@ 164 164 [[image:ins1.png||height="310" width="500"]] 165 165 166 166 167 -= 3. CreatingDevices =167 += 3. Data Converters = 168 168 169 169 170 - First,youneed tocreate devices inThingsBoardtorepresentyourphysicaldevices. For example,youcannameit**DeviceA**, andheseconddevicecould be **Device B**oranyname youprefer.Thedevicenameshouldbeuniquewithinthe **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 - Intheleft navigation, clickEntities -> 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 **Addnewdevice** dialog box,enterhe deviceamein theName**textbox. Forxample, we will use**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 clickingthe**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 toconvertraw telemetry data fromdevices into a structured format thatThingsBoardcan understand, or vice versa.186 +[[image:create-new-converter-menu.png||height="259" width="500"]] 190 190 191 191 192 - ==4.1Uplink==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 - Intheleft navigation,click**Integrationscenter**,andthenclick**Dataconverters**.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 - * Uncomment** line11**:319 +Click on the **Add** button. 216 216 217 -//var data = decodeToJson(payload)// 218 218 322 +[[image:mqtt-uplink.png||width="500"]] 219 219 220 -* **Line 13**: Assign your device name to the **deviceName** field. - We used **Device A** as it is to match with our device, **Device A **in the Devices section. 221 -* From **line 38**: Modify the telemetry section to allow parsed data to be assigned to the fields. 222 222 223 -//telemetry: { 224 - temperature: data.temperature, 225 - humidity: data.humidity, 226 - rawData: payloadStr 227 - }// 228 228 326 +You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page. 229 229 230 -The modified uplink decoder function to match with **Device A** is shown below. 231 231 329 +[[image:data-converter-list-showing-uplink-dc.png]] 330 + 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 + 232 232 {{code language="JavaScript"}} 233 -// Decode an uplink message from a buffer 234 -// payload - array of bytes 235 -// metadata - key/value object 348 +// Encode downlink data from incoming Rule Engine message 236 236 237 -/** Decoder **/ 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 238 238 239 -// decode payload to string 240 -var payloadStr = decodeToString(payload); 355 +/** Encoder **/ 241 241 242 -// decode payload to JSON 243 -var data = decodeToJson(payload); 357 +var data = {}; 244 244 245 -var deviceName = 'Device A'; 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'; 359 +// Process data from incoming message and metadata 254 254 255 -// Result object with device/asset attributes/telemetry data 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 256 256 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 -}; 276 276 277 -/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/ 369 + // downlink data content type: JSON, TEXT or BINARY (base64 format) 370 + contentType: "JSON", 278 278 372 + // 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 + 279 279 return result; 280 280 {{/code}} 281 281 282 282 283 - Once you modify the decoder function, click on the **Add** button.386 +Click on the **Add** button. 284 284 285 285 286 -[[image: mqtt-uplink.png||width="500"]]389 +[[image:add-downlink-data-converter.png||height="529" width="500"]] 287 287 288 288 392 +You should see that the newly added **MQTT Downlink** Converter NB/CB is listed on the **Data Converters** page. 289 289 290 -You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page. 291 291 395 +[[image:data-converters-list.png]] 292 292 293 -[[image:data-converter-list-showing-uplink-dc.png]] 294 294 398 += 4. Add Integration = 295 295 296 -= 5. Add Integration = 297 297 298 - 299 299 In the left navigation, click **Integrations center**, and then click **Integrations**. 300 300 301 301 ... ... @@ -336,26 +336,24 @@ 336 336 337 337 **Downlink data converter:** 338 338 339 -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. 340 340 341 - *Clickon the**Skip**buttonin the Downlink data converter section.444 +Click **Next** button. 342 342 343 -Click **Skip** button. 344 344 447 +[[image:add-integration-downlink-data-converter.png||height="511" width="500"]] 345 345 346 -[[image:integration-dl-skip.png||height="511" width="500"]] 347 347 348 - 349 - 350 350 **Connection:** 351 351 352 -* **Host**: Host**//011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud//**)452 +* **Host**: Cluster URL (Eg. 011731f7xxxxxxxxxxxfbbedfc63f4.s1.eu.hivemq.cloud) 353 353 * **Port**: 8883 354 -* **Credentials type**: Basic 454 +* **Credentials**: Basic 455 +* **Enable SSL**: YES 355 355 * **Username**: Username (from your HiveMQ Cloud Cluster with your credentials) 356 356 * **Password:** Password (from your HiveMQ Cloud Cluster with your credentials) 357 -* **Enable SSL**: YES 358 -* **Topic: device/a** (The topic can be anything; you can even use just the device name.) 458 +* **Topic: v1/devices/+/telemetry** (the + replaces any 'device name' will create a device in the Entities -> Devices) 359 359 * **QoS:** 0-At most once 360 360 361 361 [[image:add-integration-connection.png||height="511" width="500"]] ... ... @@ -388,26 +388,27 @@ 388 388 Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.** 389 389 390 390 491 + 391 391 [[image:new-integration-pending.png]] 392 392 393 393 394 -= 6. Verifying the receipt of data from virtual devices =495 += 5. Verifying the receipt of data from virtual devices = 395 395 396 396 397 -== 6.1 How does it work? ==498 +== 5.1 How does it work? == 398 398 399 399 400 400 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. 401 401 402 -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. 403 403 404 -(% 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. 405 405 406 406 {{code language="none"}} 407 -{"IMEI": "3 50693903995577", "temperature":25,"humidity":80, "pressure":1005}508 +{"IMEI": "S31B-NB", "temperature": 27, ......} 408 408 {{/code}} 409 409 410 -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. 411 411 412 412 413 413 == 5.2 Sending messages == ... ... @@ -416,7 +416,7 @@ 416 416 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. 417 417 418 418 {{code language="none"}} 419 -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}' 420 420 {{/code}} 421 421 422 422 If the integration was performed without errors, the status of the integration changes to 'Active' after the first telemetry transmission. ... ... @@ -425,11 +425,15 @@ 425 425 [[image:integration-active.png]] 426 426 427 427 529 +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**. 428 428 429 429 430 - == 6.3 Viewingmessages ==532 +[[image:new-device.png]] 431 431 432 432 535 +== 5.3 Viewing messages == 536 + 537 + 433 433 Go back to the **Integrations** page. 434 434 435 435 Click on the **MQTT integration NB/CB** in the **Integrations** page to see its details. ... ... @@ -452,26 +452,22 @@ 452 452 453 453 Select the Event type as **Debug** from the dropdown list. 454 454 455 -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.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. 456 456 457 457 458 -[[image:Screenshot 2025-03- 26 at 19.49.31.png]]563 +[[image:Screenshot 2025-03-16 at 18.38.59.png]] 459 459 460 460 461 - 462 - 463 463 Then click on the **three dots (...)** in the **Message** column. You can see the uplink message's **payload** in the **Message** window. 464 464 465 465 466 -[[image:Screenshot 2025-03- 26 at 19.47.52.png]]569 +[[image:Screenshot 2025-03-16 at 18.39.12.png]] 467 467 468 468 469 - 470 - 471 471 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. 472 472 473 473 474 -= 7. Creating a Dashboard =575 += 6. Creating a Dashboard = 475 475 476 476 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. 477 477 ... ... @@ -481,7 +481,8 @@ 481 481 482 482 First simulate a few messages using MQTT. This time, we have added the 'humidity' field to the payload. Eg: 483 483 484 -{{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}} 485 485 486 486 487 487 In **ThingsBoard**, from the left navigation menu, click **Dashboards**. Then, click the **+** button and select **Create new dashboard** from the dropdown menu. ... ... @@ -554,10 +554,10 @@ 554 554 [[image:timeseries-4.png||height="316" width="700"]] 555 555 556 556 557 -= 8. Configure NB-IoT Sensor =659 += 7. Configure NB-IoT Sensor = 558 558 559 559 560 -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**. 561 561 562 562 First, configure the NB-IoT device with the necessary MQTT settings using AT commands. Below is a list of AT commands you can use. 563 563 ... ... @@ -565,7 +565,7 @@ 565 565 **AT Commands** 566 566 567 567 * **AT+PRO=3,3 **~/~/ Use MQTT to connect to ThingsBoard. Payload Type set to 3. 568 -* **AT+SUBTOPIC=<MQTT subscribe topic> Eg: TS01-NB**670 +* **AT+SUBTOPIC=<MQTT subscribe topic> ** 569 569 * **AT+PUBTOPIC=<MQTT publish topic> Eg: TS01-NB** 570 570 * **AT+CLIENT=null** 571 571 * **AT+UNAME=<MQTT Username>** ... ... @@ -573,15 +573,10 @@ 573 573 * **AT+SERVADDR=<Broker address, Port>** 574 574 575 575 Test your uplink by pressing the ACT button for 1 second. 576 - 577 577 578 578 579 579 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**. 580 580 581 -{{info}} 582 -The ThingsBoard uses the device's IMEI number included in the payload to create a device in the Devices section. 583 -{{/info}} 584 - 585 585 [[image:image-4.png]] 586 586 587 587
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