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Last modified by Dilisi S on 2025/04/23 19:23
From version 122.1
edited by Dilisi S
on 2025/03/08 20:41
Change comment: Uploaded new attachment "thingsboard-1.png", version {1}
To version 16.1
edited by Dilisi S
on 2025/03/03 02:45
Change comment: Mar 2 edits - part 2

Summary

Details

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... ... @@ -6,224 +6,215 @@
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  
11 11  
12 -= 1. Introduction =
14 += Add New Device =
13 13  
16 +In the left navigation, click **Entities** and then click **Devices**.
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**.
19 +[[image:ThingsBoard-Device.png]]
18 18  
19 19  
20 -= 2. Prerequisites =
22 +On the ‘**Devices**’ page, click on the ‘**+**’ button, and then click on the ‘**Add new device**’ from the dropdown menu.
21 21  
22 -To complete this tutorial, you need to have the following:
23 23  
24 -* ThingsBoard cloud account
25 -* HiveMQ Cloud account
25 +[[image:ThingsBoard-add-new-device.png||height="279" width="500"]]
26 26  
27 27  
28 -== 2.1 ThingsBoard Cloud ==
29 29  
29 += Data Converters =
30 30  
31 -Add details here
32 32  
33 -== 2.2 HiveMQ Cloud ==
32 +== Uplink ==
34 34  
34 +In the left navigation, click ‘Integrations center’, and then click ‘Data converters’.
35 35  
36 -Go to [[https:~~/~~/www.hivemq.com>>https://www.hivemq.com]]
37 37  
38 -Click on the **Start Free** button.
37 +[[image:ThingsBoard-Data-Converters.png]]
39 39  
40 -[[image:hivwmq-1.png]]
41 41  
40 +On the ‘Data converters’ page, click on the ‘+’ button, and then click on the ‘Create new converter’ from the dropdown menu.
42 42  
43 -Click on the **Sign Up FREE Now** button in the **HIVEMQ CLOUD** section.
44 44  
45 -[[image:hivemq-2.png]]
43 +[[image:ThingsBoard-new-data-converter.png||height="282" width="500"]]
46 46  
47 47  
48 -Click on the **Sign Up** button.
46 +The ‘Add data converter’ window will appear. Name it ‘**UDP Uplink Converter NB/CB**’ and select the Type as ‘Uplink’.
49 49  
50 -You can sign up with HiveMQ using your **GitHub**, **Google**, or **LinkedIn** account.
48 +Click on the ‘JavaScript’ button. Now copy and paste the following script to the ‘Decoder function’ section:
51 51  
52 -If not, provide your **email address** and a **password** to create an account by clicking on the **Sign Up** button.
53 -
54 -
55 -[[image:hivemq-3.png]]
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 -
51 +//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';
56 +var objdata = {};
57 +var obj1 = {};
58 +var data = decodeToJson(payload);
59 +var deviceName = data.IMEI;
60 +delete data.IMEI;
61 +var modelname = "Dragino " + data.Model;
62 +//var mod = data.mod
63 +delete data.Model;
64 +//delete data.mod
65 +var timestamp = new Date().getTime();
147 147  
148 -// Result object with device attributes/telemetry data
67 +for (var key in data) {
68 +
69 + if (Number(key)) {
70 + obj1[key] = data[key];
71 + obj1[key][obj1[key].length - 1] = Number(new Date(
72 + obj1[key][obj1[key].length - 1]));
73 +
74 + }
75 +//Alec submitted25/02/25
76 +//turn old key into new
77 + else if (key === "Reading") {
78 + objdata["reading"] = data[key];
79 + } else if (key === "work mode") {
80 + objdata["work_mode"] = data[key];
81 + } else if (key === "hum") {
82 + objdata["humidity"] = data[key];
83 + }else if (key === "hum2") {
84 + objdata["humidity2"] = data[key];
85 + } else if (key === "hum3") {
86 + objdata["humidity3"] = data[key];
87 + } else if (key === "tem") {
88 + objdata["temperature"] = data[key];
89 + } else if (key === "tem2") {
90 + objdata["temperature2"] = data[key];
91 + } else if (key === "tem3") {
92 + objdata["temperature3"] = data[key];
93 + } else if (key === "DS18B20_Temp") {
94 + objdata["temperature_pro"] = data[key];
95 + } else if (key === "ds18b20_temperature") {
96 + objdata["temperature_pro"] = data[key];
97 + } else if (key === "DS18B20_temperature_pro") {
98 + objdata["temperature_pro"] = data[key];
99 + } else if (key === "tdc send flag") {
100 + objdata["tdc_send_flag"] = data[key];
101 + } else if (key === "trigger mode") {
102 + objdata["trigger_mode"] = data[key];
103 + } else if (key === "soil dielectric constant") {
104 + objdata["soil_dielectric_constant"] = data[key];
105 + } else if (key === "door open num") {
106 + objdata["door_open_num"] = data[key];
107 + } else if (key === "door duration") {
108 + objdata["door_duration"] = data[key];
109 + } else if (key === "count time") {
110 + objdata["count_time"] = data[key];
111 + } else if (key === "last open time2") {
112 + objdata["last_open_time2"] = data[key];
113 + } else if (key === "last open time3") {
114 + objdata["last_open_time3"] = data[key];
115 + }
116 +//Alec submitted25/02/25
117 + else {
118 + objdata[key] = data[key]
119 + }
120 +}
121 +var listdata = [{
122 + "ts": timestamp,
123 + "values": objdata
124 +}]
125 +for (var key1 in obj1) {
126 + if (modelname == "Dragino RS485-NB") {
127 + listdata.push({
128 + "ts": obj1[key1][obj1[key1].length - 1],
129 + "values": {
130 + "Payload": obj1[key1][0],
131 + }
132 + })
133 + } else {
134 + listdata.push({
135 + "ts": obj1[key1][obj1[key1].length - 1],
136 + "values": {
137 + "values": obj1[key1]
138 + },
139 + })
140 + }
141 +}
149 149  var result = {
143 +
150 150   deviceName: deviceName,
151 - deviceType: deviceType,
145 + deviceType: modelname,
152 152   attributes: {
153 - integrationName: metadata['integrationName'],
147 + model: modelname,
148 + //customerName: "NB-CB",
149 + //groupName: "NB-CB",
150 + //integrationName: metadata['integrationName']
151 +
154 154   },
155 - telemetry: {
156 - temperature: data.temperature,
157 - humidity: data.humidity,
158 - }
159 -};
153 + telemetry: listdata
154 +}
160 160  
161 -/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/
156 +function decodeToString(payload) {
157 + return String.fromCharCode.apply(String, payload);
158 +}
162 162  
163 -return result;
164 -{{/code}}
160 +function decodeToJson(payload) {
161 + // covert payload to string.
162 + var str = decodeToString(payload);
165 165  
164 + // parse string to JSON
165 + var data = JSON.parse(str);
166 + return data;
167 +}
166 166  
167 -Click on the **Add** button.
169 +return result;
168 168  
171 +{{/code}}
169 169  
173 +Click on the ‘Add’ button.
170 170  
171 -[[image:add-uplink-data-converter.png||height="529" width="500"]]
172 172  
176 +[[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]]
179 +The uplink data converter is added to ThingsBoard and appears on the ‘Data Converters’ page
177 177  
178 178  
182 +== Downlink ==
179 179  
180 -== 3.2 Downlink ==
184 +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.
187 +[[image:ThingsBoard-new-data-converter.png||height="282" width="500"]]
184 184  
185 185  
186 -[[image:create-new-converter-menu.png||width="500"]]
190 +The ‘**Add data converter**’ window will appear. Name it ‘**UDP Downlink Converter NB/CB**’ and select the Type as ‘**Downlink**’.
187 187  
192 +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
196 +function hexToBase64(hexString) {
197 + // 将16进制字符串两个字符转换为一个字节
198 + var bytes = hexString.match(/.{2}/g);
199 + // 对每个字节进行解析，并转换为对应的字符
200 + var binaryString = bytes.map(function(byte) {
201 + return String.fromCharCode(parseInt(byte, 16));
202 + }).join('');
203 +
204 + // 使用btoa进行base64编码
205 + return btoa(binaryString);
206 +}
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",
211 + contentType: "BINARY",
219 219  
220 220   // downlink data
221 - data: JSON.stringify(data),
214 + 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 - }
217 + //metadata: {}
227 227  
228 228  };
229 229  
... ... @@ -234,124 +234,80 @@
234 234  Click on the **Add** button.
235 235  
236 236  
228 +[[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  
231 += Add Integration =
240 240  
241 -You should see that the newly added **MQTT Downlink** Converter NB/CB is listed on the **Data Converters** page.
233 +In the left navigation, click ‘Integrations center’, and then click ‘Integrations’.
242 242  
235 +On the ‘Integrations’ page, click on the “+” button.
243 243  
244 -[[image:data-converters-list.png]]
245 245  
238 +[[image:ThingsBoard-add-integration.png]]
246 246  
247 247  
248 -= 4. Add Integration =
241 +The ‘Add integration’ window appears.
249 249  
243 +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
247 +* **Integration type**: UDP
248 +* **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.
258 +* Click on the ‘**Select existing**’ button.
259 +* 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.
269 +* Click on the ‘**Select existing**’ button.
270 +* Downlink data converter: Select ‘**UDP Downlink Converter NB/CB**’ from the dropdown list.
295 295  
272 +
296 296  Click **Next** button.
297 297  
298 298  
276 +[[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
281 +**Port**: 11582
313 313  
314 -[[image:add-integration-connection.png||height="511" width="500"]]
283 +**Size of the buffer for inbound socket (in KB)**: 64
315 315  
285 +**Cache Size**: 10000000
316 316  
317 -Click on the **Advanced settings** button.
287 +**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"]]
290 +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.**
295 +[[image:add-integration-connection.png||height="511" width="500"]]
342 342  
343 343  
344 344  
345 -[[image:new-integration-pending.png]]
299 += Verifying the receipt of data from the device =
346 346  
301 +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.
304 +
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