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Last modified by Dilisi S on 2025/04/23 19:23
From version 124.1
edited by Dilisi S
on 2025/03/08 20:45
Change comment: Uploaded new attachment "thingsboard-3.png", version {1}
To version 17.1
edited by Dilisi S
on 2025/03/04 03:51
Change comment: Mar 3 edits - part 1

Summary

Details

Page properties
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... ... @@ -6,224 +6,223 @@
6 6  Draft Document
7 7  {{/warning}}
8 8  
9 += Introduction =
9 9  
11 +This document guides you on integrating Dragino -NB and -CB series devices with ThingsBoard. For this guide, we use ThingsBoard Cloud, which is one of the ThingsBoard versions that allows you to try it for free.
10 10  
13 +For example, the following devices fall into the -NB and -CB series:
11 11  
12 -= 1. Introduction =
15 +(% style="width:556px" %)
16 +|(% style="width:261px" %)**NB Series**|(% style="width:293px" %)**CB Series**
17 +|(% style="width:261px" %)S31B-NB|(% style="width:293px" %)S31-CB
18 +|(% style="width:261px" %) |(% style="width:293px" %)
13 13  
14 14  
15 -This document guides you on integrating Dragino **-NB** and **-CB** series devices data with ThingsBoard. For this guide, we use ThingsBoard Cloud, which is one of the ThingsBoard versions that allows you to try it for free.
16 16  
17 -The **NB series** devices end with the suffix **-NB**, and the **CB series** devices end with the suffix **-CB**. For example, **S31B-NB** is an **NB device**, and **S31-CB** is a **CB device**.
22 += Add New Device =
18 18  
24 +In the left navigation, click **Entities** and then click **Devices**.
19 19  
20 -= 2. Prerequisites =
21 21  
22 -To complete this tutorial, you need to have the following:
27 +[[image:ThingsBoard-Device.png]]
23 23  
24 -* ThingsBoard cloud account
25 -* HiveMQ Cloud account
26 26  
30 +On the ‘**Devices**’ page, click on the ‘**+**’ button, and then click on the ‘**Add new device**’ from the dropdown menu.
27 27  
28 -== 2.1 ThingsBoard Cloud ==
29 29  
33 +[[image:ThingsBoard-add-new-device.png||height="279" width="500"]]
30 30  
31 -Add details here
32 32  
33 -== 2.2 HiveMQ Cloud ==
34 34  
37 += Data Converters =
35 35  
36 -Go to [[https:~~/~~/www.hivemq.com>>https://www.hivemq.com]]
37 37  
38 -Click on the **Start Free** button.
40 +== Uplink ==
39 39  
40 -[[image:hivwmq-1.png]]
42 +In the left navigation, click ‘Integrations center’, and then click ‘Data converters’.
41 41  
42 42  
43 -Click on the **Sign Up FREE Now** button in the **HIVEMQ CLOUD** section.
45 +[[image:ThingsBoard-Data-Converters.png]]
44 44  
45 -[[image:hivemq-2.png]]
46 46  
48 +On the ‘Data converters’ page, click on the ‘+’ button, and then click on the ‘Create new converter’ from the dropdown menu.
47 47  
48 -Click on the **Sign Up** button.
49 49  
50 -You can sign up with HiveMQ using your **GitHub**, **Google**, or **LinkedIn** account.
51 +[[image:ThingsBoard-new-data-converter.png||height="282" width="500"]]
51 51  
52 -If not, provide your **email address** and a **password** to create an account by clicking on the **Sign Up** button.
53 53  
54 +The ‘Add data converter’ window will appear. Name it ‘**UDP Uplink Converter NB/CB**’ and select the Type as ‘Uplink’.
54 54  
55 -[[image:hivemq-3.png]]
56 +Click on the ‘JavaScript’ button. Now copy and paste the following script to the ‘Decoder function’ section:
56 56  
57 -
58 -You will receive an email to verify your email address. Click on the **Confirm my account** button.
59 -
60 -
61 -[[image:hivemq-4.jpg||height="889" width="400"]]
62 -
63 -
64 -You will be redirected to a page asking you to complete your profile. Once done, click the **Continue** button.
65 -
66 -
67 -[[image:hivemq-5.png||height="655" width="700"]]
68 -
69 -
70 -Select the CloudMQ Cloud plan you need. For testing purposes, select the **Serverless FREE** plan by clicking on the **Create Serverless Cluster** button.
71 -
72 -
73 -[[image:hivemq-6.png]]
74 -
75 -
76 -You will be navigated to the **Your Clusters** page. Click on the **Manage Cluster** button.
77 -
78 -[[image:hivemq-7.png]]
79 -
80 -
81 -In your cluster page, you can find some useful parameters you need to create a MQTT connection.
82 -
83 -**URL**: This is the host name. Click on the copy button to copy it.
84 -
85 -**Port**: 8883
86 -
87 -
88 -Click on the **Getting Started** tab to setup the username and the password as the connection credentials.
89 -
90 -
91 -[[image:hivemq-8.png]]
92 -
93 -
94 -In the '**Create Connection Credentials**' section, provide a **username** and **password**, then click the **Add** button.
95 -
96 -
97 -[[image:hivemq-9.png]]
98 -
99 -
100 -
101 -If everything is successful, you will see the following message.
102 -
103 -
104 -[[image:hivemq-10.png||height="206" width="500"]]
105 -
106 -
107 -You will need these MQTT connection parameters when configuring the MQTT integration in the '**Add Integration**' section.
108 -
109 -
110 -= 3. Data Converters =
111 -
112 -
113 -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.
114 -
115 -
116 -== 3.1 Uplink ==
117 -
118 -
119 -In the left navigation, click **Integrations center**, and then click **Data converters**.
120 -
121 -
122 -
123 -[[image:data-converters-list-empty.png]]
124 -
125 -
126 -On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
127 -
128 -
129 -
130 -[[image:create-new-converter-menu.png||height="259" width="500"]]
131 -
132 -
133 -The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**.
134 -
135 -Click on the **TBEL** button if not selected it by default. Delete the existing decoder function in the code editor. Now copy and paste the following decoder function written in **TBEL (ThingsBoard Expression Language)** in to the **code editor**. This decoder function is compatible for both NB and CB series devices.
136 -
137 137  {{code language="JavaScript"}}
138 -/** Decoder **/
139 -
59 +//Version: 0.1
140 140  // decode payload to string
141 141  var payloadStr = decodeToString(payload);
142 -var data = JSON.parse(payloadStr);
143 143  
144 -var deviceName = metadata.topic.split("/")[3];
145 145  // decode payload to JSON
146 -var deviceType = 'sensor';
64 +var objdata = {};
65 +var obj1 = {};
66 +var data = decodeToJson(payload);
67 +var deviceName = data.IMEI;
68 +delete data.IMEI;
69 +var modelname = "Dragino " + data.Model;
70 +//var mod = data.mod
71 +delete data.Model;
72 +//delete data.mod
73 +var timestamp = new Date().getTime();
147 147  
148 -// Result object with device attributes/telemetry data
75 +for (var key in data) {
76 +
77 + if (Number(key)) {
78 + obj1[key] = data[key];
79 + obj1[key][obj1[key].length - 1] = Number(new Date(
80 + obj1[key][obj1[key].length - 1]));
81 +
82 + }
83 +//Alec submitted25/02/25
84 +//turn old key into new
85 + else if (key === "Reading") {
86 + objdata["reading"] = data[key];
87 + } else if (key === "work mode") {
88 + objdata["work_mode"] = data[key];
89 + } else if (key === "hum") {
90 + objdata["humidity"] = data[key];
91 + }else if (key === "hum2") {
92 + objdata["humidity2"] = data[key];
93 + } else if (key === "hum3") {
94 + objdata["humidity3"] = data[key];
95 + } else if (key === "tem") {
96 + objdata["temperature"] = data[key];
97 + } else if (key === "tem2") {
98 + objdata["temperature2"] = data[key];
99 + } else if (key === "tem3") {
100 + objdata["temperature3"] = data[key];
101 + } else if (key === "DS18B20_Temp") {
102 + objdata["temperature_pro"] = data[key];
103 + } else if (key === "ds18b20_temperature") {
104 + objdata["temperature_pro"] = data[key];
105 + } else if (key === "DS18B20_temperature_pro") {
106 + objdata["temperature_pro"] = data[key];
107 + } else if (key === "tdc send flag") {
108 + objdata["tdc_send_flag"] = data[key];
109 + } else if (key === "trigger mode") {
110 + objdata["trigger_mode"] = data[key];
111 + } else if (key === "soil dielectric constant") {
112 + objdata["soil_dielectric_constant"] = data[key];
113 + } else if (key === "door open num") {
114 + objdata["door_open_num"] = data[key];
115 + } else if (key === "door duration") {
116 + objdata["door_duration"] = data[key];
117 + } else if (key === "count time") {
118 + objdata["count_time"] = data[key];
119 + } else if (key === "last open time2") {
120 + objdata["last_open_time2"] = data[key];
121 + } else if (key === "last open time3") {
122 + objdata["last_open_time3"] = data[key];
123 + }
124 +//Alec submitted25/02/25
125 + else {
126 + objdata[key] = data[key]
127 + }
128 +}
129 +var listdata = [{
130 + "ts": timestamp,
131 + "values": objdata
132 +}]
133 +for (var key1 in obj1) {
134 + if (modelname == "Dragino RS485-NB") {
135 + listdata.push({
136 + "ts": obj1[key1][obj1[key1].length - 1],
137 + "values": {
138 + "Payload": obj1[key1][0],
139 + }
140 + })
141 + } else {
142 + listdata.push({
143 + "ts": obj1[key1][obj1[key1].length - 1],
144 + "values": {
145 + "values": obj1[key1]
146 + },
147 + })
148 + }
149 +}
149 149  var result = {
151 +
150 150   deviceName: deviceName,
151 - deviceType: deviceType,
153 + deviceType: modelname,
152 152   attributes: {
153 - integrationName: metadata['integrationName'],
155 + model: modelname,
156 + //customerName: "NB-CB",
157 + //groupName: "NB-CB",
158 + //integrationName: metadata['integrationName']
159 +
154 154   },
155 - telemetry: {
156 - temperature: data.temperature,
157 - humidity: data.humidity,
158 - }
159 -};
161 + telemetry: listdata
162 +}
160 160  
161 -/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/
164 +function decodeToString(payload) {
165 + return String.fromCharCode.apply(String, payload);
166 +}
162 162  
163 -return result;
164 -{{/code}}
168 +function decodeToJson(payload) {
169 + // covert payload to string.
170 + var str = decodeToString(payload);
165 165  
172 + // parse string to JSON
173 + var data = JSON.parse(str);
174 + return data;
175 +}
166 166  
167 -Click on the **Add** button.
177 +return result;
168 168  
179 +{{/code}}
169 169  
181 +Click on the ‘Add’ button.
170 170  
171 -[[image:add-uplink-data-converter.png||height="529" width="500"]]
172 172  
184 +[[image:ThingsBoard-add-data-converter-uplink.png||width="500"]]
173 173  
174 -You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page.
175 175  
176 -[[image:data-converter-list-showing-uplink-dc.png]]
187 +The uplink data converter is added to ThingsBoard and appears on the ‘Data Converters’ page
177 177  
178 178  
190 +== Downlink ==
179 179  
180 -== 3.2 Downlink ==
192 +On the ‘Data converters’ page, click on the ‘+’ button, and then click on the ‘Create new converter’ from the dropdown menu.
181 181  
182 182  
183 -On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
195 +[[image:ThingsBoard-new-data-converter.png||height="282" width="500"]]
184 184  
185 185  
186 -[[image:create-new-converter-menu.png||width="500"]]
198 +The ‘**Add data converter**’ window will appear. Name it ‘**UDP Downlink Converter NB/CB**’ and select the Type as ‘**Downlink**’.
187 187  
200 +Click on the ‘**JavaScript**’ button. Now copy and paste the following script to the ‘**Encoder function**’ section:
188 188  
189 189  
190 -The **Add data converter** window will appear. Name it ‘**MQTT Downlink Converter NB/CB**’ and select the Type as **Downlink**.
191 -
192 -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.
193 -
194 -
195 195  {{code language="JavaScript"}}
196 -// Encode downlink data from incoming Rule Engine message
204 +function hexToBase64(hexString) {
205 + // 将16进制字符串两个字符转换为一个字节
206 + var bytes = hexString.match(/.{2}/g);
207 + // 对每个字节进行解析，并转换为对应的字符
208 + var binaryString = bytes.map(function(byte) {
209 + return String.fromCharCode(parseInt(byte, 16));
210 + }).join('');
211 +
212 + // 使用btoa进行base64编码
213 + return btoa(binaryString);
214 +}
197 197  
198 -// msg - JSON message payload downlink message json
199 -// msgType - type of message, for ex. 'ATTRIBUTES_UPDATED', 'POST_TELEMETRY_REQUEST', etc.
200 -// metadata - list of key-value pairs with additional data about the message
201 -// integrationMetadata - list of key-value pairs with additional data defined in Integration executing this converter
202 -
203 -/** Encoder **/
204 -
205 -var data = {};
206 -
207 -// Process data from incoming message and metadata
208 -
209 -data.tempFreq = msg.temperatureUploadFrequency;
210 -data.humFreq = msg.humidityUploadFrequency;
211 -
212 -data.devSerialNumber = metadata['ss_serialNumber'];
213 -
214 214  // Result object with encoded downlink payload
215 215  var result = {
216 -
217 217   // downlink data content type: JSON, TEXT or BINARY (base64 format)
218 - contentType: "JSON",
219 + contentType: "BINARY",
219 219  
220 220   // downlink data
221 - data: JSON.stringify(data),
222 + data:hexToBase64(metadata.shared_value)
222 222  
223 223   // Optional metadata object presented in key/value format
224 - metadata: {
225 - topic: metadata['deviceType']+'/'+metadata['deviceName']+'/upload'
226 - }
225 + //metadata: {}
227 227  
228 228  };
229 229  
... ... @@ -234,124 +234,79 @@
234 234  Click on the **Add** button.
235 235  
236 236  
236 +[[image:ThingsBoard-add-data-converter-downlink.png||height="532" width="500"]]
237 237  
238 -[[image:add-downlink-data-converter.png||height="529" width="500"]]
239 239  
239 += Add Integration =
240 240  
241 -You should see that the newly added **MQTT Downlink** Converter NB/CB is listed on the **Data Converters** page.
241 +In the left navigation, click ‘Integrations center’, and then click ‘Integrations’.
242 242  
243 +On the ‘Integrations’ page, click on the “+” button.
243 243  
244 -[[image:data-converters-list.png]]
245 245  
246 +[[image:ThingsBoard-add-integration.png]]
246 246  
247 247  
248 -= 4. Add Integration =
249 +The ‘Add integration’ window appears.
249 249  
251 +In the Add Integration window, configure the following settings:
250 250  
251 -In the left navigation, click **Integrations center**, and then click **Integrations**.
252 -
253 -
254 -[[image:integrations-list-empty.png]]
255 -
256 -
257 -On the **Integrations** page, click on the '**+**' button.
258 -
259 -
260 -The **Add integration** window appears.
261 -
262 -In the **Add integration** window, configure the following settings:
263 -
264 -
265 265  **Basic settings:**
266 266  
267 -* **Integration type**: MQTT
268 -* **Name**: MQTT integration NB/CB
269 -* **Enable integration**: YES
270 -* **Allows create devices or assets**: YES
255 +* **Integration type**: UDP
256 +* **Name**: UDP Integration NB/CB
271 271  
272 272  Click **Next** button.
273 273  
274 274  
275 -
276 276  [[image:add-integration-basic-settings.png||height="511" width="500"]]
277 277  
278 278  
279 279  **Uplink data converter:**
280 280  
281 -* Click on the **Select existing** button.
282 -* **Uplink data converter**: Select **MQTT Uplink Converter NB/CB **from the dropdown list.
266 +* Click on the ‘**Select existing**’ button.
267 +* Uplink data converter: Select ‘**UDP Uplink Converter NB/CB**’ from the dropdown list.
283 283  
284 284  Click **Next** button.
285 285  
286 286  
287 -
288 288  [[image:add-integration-uplink-data-converter.png||height="511" width="500"]]
289 289  
290 290  
291 291  **Downlink data converter:**
292 292  
293 -* Click on the **Select existing** button.
294 -* **Downlink data converter**: Select **MQTT Downlink Converter NB/CB **from the dropdown list.
277 +* Click on the ‘**Select existing**’ button.
278 +* Downlink data converter: Select ‘**UDP Downlink Converter NB/CB**’ from the dropdown list.
295 295  
296 296  Click **Next** button.
297 297  
298 298  
283 +[[image:add-integration-downlink-data-converter.png||height="512" width="500"]]
299 299  
300 -[[image:add-integration-downlink-data-converter.png||height="511" width="500"]]
301 301  
302 -
303 303  **Connection:**
304 304  
305 -* **Host**: Cluster URL (Eg. 011731f7928541588a6cdfbbedfc63f4.s1.eu.hivemq.cloud)
306 -* **Port**: 8883
307 -* **Credentials**: Basic
308 -* **Enable SSL**: YES
309 -* **Username**: Username (from your HiveMQ Cloud Cluster with your credentials)
310 -* **Password:** Password (from your HiveMQ Cloud Cluster with your credentials)
311 -* **Topic:** tb/mqtt-integration-tutorial/sensors/+/telemetry (the + replaces any 'device name' and creates devices in the Entities -> Devices)
312 -* **QoS:** 0-At most once
288 +**Port**: 11582
313 313  
314 -[[image:add-integration-connection.png||height="511" width="500"]]
290 +**Size of the buffer for inbound socket (in KB)**: 64
315 315  
292 +**Cache Size**: 10000000
316 316  
317 -Click on the **Advanced settings** button.
294 +**Cache time to live in minutes**: 1440
318 318  
319 -* **Clean session:** NO
320 -* **Retained**: NO
321 321  
322 -[[image:add-integration-connection-advanced-settings.png||height="510" width="500"]]
297 +Copy the two keys, **Integration key** and **Integration secret** into a text editor, as you will need them in the section ‘xxxxx’.
323 323  
324 -
325 -Click on the **Check connection** button to verify the MQTT connection using the provided parameters.
326 -
327 -
328 -[[image:check-connection.png||height="83" width="300"]]
329 -
330 -
331 -If the connection is successful, you will see the **Connected** message. If not, check your connection parameters again.
332 -
333 -
334 -[[image:connection-success.png||height="511" width="500"]]
335 -
336 -
337 337  Click on the **Add** button.
338 338  
339 -You should see that the newly added integration is listed on the **Integrations** page.
340 340  
341 -Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.**
302 +[[image:add-integration-connection.png||height="511" width="500"]]
342 342  
343 343  
344 344  
345 -[[image:new-integration-pending.png]]
306 += Verifying the receipt of data from the device =
346 346  
308 +Connect **S31B-NB** to transfer information. If the integration was performed without errors, after the transmission of the first telemetry, a new device with the name “xxxxx” will appear in the Devices → All. Also, you can verify the input and output data, respectively, before and after conversion in Data converters → UDP Uplink Converter NB/CB → Events.
347 347  
348 -= 5. Verifying the receipt of data from the device =
349 349  
350 -
351 -On the terminal, issue the following MQTT command which simulates the device S31B-NB.
352 -
353 -{{code language="none"}}
354 -mosquitto_pub -d -q 1 -h mqtt.eu.thingsboard.cloud -p 1883 -t v1/devices/S31B-NB/telemetry -u "24vk3w9h7sqdld1me5eh" -m "{temperature:20}"
355 -{{/code}}
356 -
357 -If the integration was performed without errors, after the transmission of the first telemetry, a new device with the name “S31B-NB” will appear in the Devices → All. Also, you can verify the input and output data, respectively, before and after conversion in Data converters → UDP Uplink Converter NB/CB → Events.
311 +
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