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Last modified by Dilisi S on 2025/04/23 19:23
From version 125.1
edited by Dilisi S
on 2025/03/08 20:47
Change comment: There is no comment for this version
To version 12.1
edited by Dilisi S
on 2025/03/03 02:36
Change comment: Uploaded new attachment "add-integration-basic-settings.png", version {1}

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2 2  
3 3  {{toc/}}
4 4  
5 -{{warning}}
6 -Draft Document
7 -{{/warning}}
8 8  
6 += Introduction =
9 9  
8 +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 =
11 += Add New Device =
13 13  
13 +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**.
16 +[[image:ThingsBoard-Device.png]]
18 18  
19 19  
20 -= 2. Prerequisites =
19 +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
22 +[[image:ThingsBoard-add-new-device.png||height="279" width="500"]]
26 26  
27 -== 2.1 ThingsBoard Cloud ==
28 28  
29 29  
30 -Go to [[https:~~/~~/thingsboard.io/>>https://thingsboard.io/]]
26 += Data Converters =
31 31  
32 -Click on the **Try it now**.
33 33  
29 +== Uplink ==
34 34  
35 -[[image:thingsboard-1.png]]
31 +In the left navigation, click ‘Integrations center’, and then click ‘Data converters’.
36 36  
37 37  
38 -Select either the **North America** or **Europe** region. Here, we use the Europe region.
34 +[[image:ThingsBoard-Data-Converters.png]]
39 39  
40 -[[image:thingsboard-2.png]]
41 41  
37 +On the ‘Data converters’ page, click on the ‘+’ button, and then click on the ‘Create new converter’ from the dropdown menu.
42 42  
43 -You can sign up with your Google, GitHub, Facebook, or Apple account. If not you can create an account with providing your name, email address and a password.
44 44  
45 -[[image:thingsboard-3.png||height="651" width="500"]]
40 +[[image:ThingsBoard-new-data-converter.png||height="282" width="500"]]
46 46  
47 47  
48 -== 2.2 HiveMQ Cloud ==
43 +The ‘Add data converter’ window will appear. Name it ‘**UDP Uplink Converter NB/CB**’ and select the Type as ‘Uplink’.
49 49  
45 +Click on the ‘JavaScript’ button. Now copy and paste the following script to the ‘Decoder function’ section:
50 50  
51 -Go to [[https:~~/~~/www.hivemq.com>>https://www.hivemq.com]]
52 -
53 -Click on the **Start Free** button.
54 -
55 -[[image:hivwmq-1.png]]
56 -
57 -
58 -Click on the **Sign Up FREE Now** button in the **HIVEMQ CLOUD** section.
59 -
60 -[[image:hivemq-2.png]]
61 -
62 -
63 -Click on the **Sign Up** button.
64 -
65 -You can sign up with HiveMQ using your **GitHub**, **Google**, or **LinkedIn** account.
66 -
67 -If not, provide your **email address** and a **password** to create an account by clicking on the **Sign Up** button.
68 -
69 -
70 -[[image:hivemq-3.png]]
71 -
72 -
73 -You will receive an email to verify your email address. Click on the **Confirm my account** button.
74 -
75 -
76 -[[image:hivemq-4.jpg||height="889" width="400"]]
77 -
78 -
79 -You will be redirected to a page asking you to complete your profile. Once done, click the **Continue** button.
80 -
81 -
82 -[[image:hivemq-5.png||height="655" width="700"]]
83 -
84 -
85 -Select the CloudMQ Cloud plan you need. For testing purposes, select the **Serverless FREE** plan by clicking on the **Create Serverless Cluster** button.
86 -
87 -
88 -[[image:hivemq-6.png]]
89 -
90 -
91 -You will be navigated to the **Your Clusters** page. Click on the **Manage Cluster** button.
92 -
93 -[[image:hivemq-7.png]]
94 -
95 -
96 -In your cluster page, you can find some useful parameters you need to create a MQTT connection.
97 -
98 -**URL**: This is the host name. Click on the copy button to copy it.
99 -
100 -**Port**: 8883
101 -
102 -
103 -Click on the **Getting Started** tab to setup the username and the password as the connection credentials.
104 -
105 -
106 -[[image:hivemq-8.png]]
107 -
108 -
109 -In the '**Create Connection Credentials**' section, provide a **username** and **password**, then click the **Add** button.
110 -
111 -
112 -[[image:hivemq-9.png]]
113 -
114 -
115 -
116 -If everything is successful, you will see the following message.
117 -
118 -
119 -[[image:hivemq-10.png||height="206" width="500"]]
120 -
121 -
122 -You will need these MQTT connection parameters when configuring the MQTT integration in the '**Add Integration**' section.
123 -
124 -
125 -= 3. Data Converters =
126 -
127 -
128 -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.
129 -
130 -
131 -== 3.1 Uplink ==
132 -
133 -
134 -In the left navigation, click **Integrations center**, and then click **Data converters**.
135 -
136 -
137 -
138 -[[image:data-converters-list-empty.png]]
139 -
140 -
141 -On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
142 -
143 -
144 -
145 -[[image:create-new-converter-menu.png||height="259" width="500"]]
146 -
147 -
148 -The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**.
149 -
150 -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.
151 -
152 152  {{code language="JavaScript"}}
153 -/** Decoder **/
154 -
48 +//Version: 0.1
155 155  // decode payload to string
156 156  var payloadStr = decodeToString(payload);
157 -var data = JSON.parse(payloadStr);
158 158  
159 -var deviceName = metadata.topic.split("/")[3];
160 160  // decode payload to JSON
161 -var deviceType = 'sensor';
53 +var objdata = {};
54 +var obj1 = {};
55 +var data = decodeToJson(payload);
56 +var deviceName = data.IMEI;
57 +delete data.IMEI;
58 +var modelname = "Dragino " + data.Model;
59 +//var mod = data.mod
60 +delete data.Model;
61 +//delete data.mod
62 +var timestamp = new Date().getTime();
162 162  
163 -// Result object with device attributes/telemetry data
64 +for (var key in data) {
65 +
66 + if (Number(key)) {
67 + obj1[key] = data[key];
68 + obj1[key][obj1[key].length - 1] = Number(new Date(
69 + obj1[key][obj1[key].length - 1]));
70 +
71 + }
72 +//Alec submitted25/02/25
73 +//turn old key into new
74 + else if (key === "Reading") {
75 + objdata["reading"] = data[key];
76 + } else if (key === "work mode") {
77 + objdata["work_mode"] = data[key];
78 + } else if (key === "hum") {
79 + objdata["humidity"] = data[key];
80 + }else if (key === "hum2") {
81 + objdata["humidity2"] = data[key];
82 + } else if (key === "hum3") {
83 + objdata["humidity3"] = data[key];
84 + } else if (key === "tem") {
85 + objdata["temperature"] = data[key];
86 + } else if (key === "tem2") {
87 + objdata["temperature2"] = data[key];
88 + } else if (key === "tem3") {
89 + objdata["temperature3"] = data[key];
90 + } else if (key === "DS18B20_Temp") {
91 + objdata["temperature_pro"] = data[key];
92 + } else if (key === "ds18b20_temperature") {
93 + objdata["temperature_pro"] = data[key];
94 + } else if (key === "DS18B20_temperature_pro") {
95 + objdata["temperature_pro"] = data[key];
96 + } else if (key === "tdc send flag") {
97 + objdata["tdc_send_flag"] = data[key];
98 + } else if (key === "trigger mode") {
99 + objdata["trigger_mode"] = data[key];
100 + } else if (key === "soil dielectric constant") {
101 + objdata["soil_dielectric_constant"] = data[key];
102 + } else if (key === "door open num") {
103 + objdata["door_open_num"] = data[key];
104 + } else if (key === "door duration") {
105 + objdata["door_duration"] = data[key];
106 + } else if (key === "count time") {
107 + objdata["count_time"] = data[key];
108 + } else if (key === "last open time2") {
109 + objdata["last_open_time2"] = data[key];
110 + } else if (key === "last open time3") {
111 + objdata["last_open_time3"] = data[key];
112 + }
113 +//Alec submitted25/02/25
114 + else {
115 + objdata[key] = data[key]
116 + }
117 +}
118 +var listdata = [{
119 + "ts": timestamp,
120 + "values": objdata
121 +}]
122 +for (var key1 in obj1) {
123 + if (modelname == "Dragino RS485-NB") {
124 + listdata.push({
125 + "ts": obj1[key1][obj1[key1].length - 1],
126 + "values": {
127 + "Payload": obj1[key1][0],
128 + }
129 + })
130 + } else {
131 + listdata.push({
132 + "ts": obj1[key1][obj1[key1].length - 1],
133 + "values": {
134 + "values": obj1[key1]
135 + },
136 + })
137 + }
138 +}
164 164  var result = {
140 +
165 165   deviceName: deviceName,
166 - deviceType: deviceType,
142 + deviceType: modelname,
167 167   attributes: {
168 - integrationName: metadata['integrationName'],
144 + model: modelname,
145 + //customerName: "NB-CB",
146 + //groupName: "NB-CB",
147 + //integrationName: metadata['integrationName']
148 +
169 169   },
170 - telemetry: {
171 - temperature: data.temperature,
172 - humidity: data.humidity,
173 - }
174 -};
150 + telemetry: listdata
151 +}
175 175  
176 -/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/
153 +function decodeToString(payload) {
154 + return String.fromCharCode.apply(String, payload);
155 +}
177 177  
178 -return result;
179 -{{/code}}
157 +function decodeToJson(payload) {
158 + // covert payload to string.
159 + var str = decodeToString(payload);
180 180  
161 + // parse string to JSON
162 + var data = JSON.parse(str);
163 + return data;
164 +}
181 181  
182 -Click on the **Add** button.
166 +return result;
183 183  
168 +{{/code}}
184 184  
170 +Click on the ‘Add’ button.
185 185  
186 -[[image:add-uplink-data-converter.png||height="529" width="500"]]
187 187  
173 +[[image:ThingsBoard-add-data-converter-uplink.png||width="500"]]
188 188  
189 -You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page.
190 190  
191 -[[image:data-converter-list-showing-uplink-dc.png]]
176 +The uplink data converter is added to ThingsBoard and appears on the ‘Data Converters’ page
192 192  
193 193  
179 +== Downlink ==
194 194  
195 -== 3.2 Downlink ==
181 +On the ‘Data converters’ page, click on the ‘+’ button, and then click on the ‘Create new converter’ from the dropdown menu.
196 196  
197 197  
198 -On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
184 +[[image:ThingsBoard-new-data-converter.png||height="282" width="500"]]
199 199  
200 200  
201 -[[image:create-new-converter-menu.png||width="500"]]
187 +The ‘**Add data converter**’ window will appear. Name it ‘**UDP Downlink Converter NB/CB**’ and select the Type as ‘**Downlink**’.
202 202  
189 +Click on the ‘**JavaScript**’ button. Now copy and paste the following script to the ‘**Encoder function**’ section:
203 203  
204 204  
205 -The **Add data converter** window will appear. Name it ‘**MQTT Downlink Converter NB/CB**’ and select the Type as **Downlink**.
206 -
207 -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.
208 -
209 -
210 210  {{code language="JavaScript"}}
211 -// Encode downlink data from incoming Rule Engine message
193 +function hexToBase64(hexString) {
194 + // 将16进制字符串两个字符转换为一个字节
195 + var bytes = hexString.match(/.{2}/g);
196 + // 对每个字节进行解析，并转换为对应的字符
197 + var binaryString = bytes.map(function(byte) {
198 + return String.fromCharCode(parseInt(byte, 16));
199 + }).join('');
200 +
201 + // 使用btoa进行base64编码
202 + return btoa(binaryString);
203 +}
212 212  
213 -// msg - JSON message payload downlink message json
214 -// msgType - type of message, for ex. 'ATTRIBUTES_UPDATED', 'POST_TELEMETRY_REQUEST', etc.
215 -// metadata - list of key-value pairs with additional data about the message
216 -// integrationMetadata - list of key-value pairs with additional data defined in Integration executing this converter
217 -
218 -/** Encoder **/
219 -
220 -var data = {};
221 -
222 -// Process data from incoming message and metadata
223 -
224 -data.tempFreq = msg.temperatureUploadFrequency;
225 -data.humFreq = msg.humidityUploadFrequency;
226 -
227 -data.devSerialNumber = metadata['ss_serialNumber'];
228 -
229 229  // Result object with encoded downlink payload
230 230  var result = {
231 -
232 232   // downlink data content type: JSON, TEXT or BINARY (base64 format)
233 - contentType: "JSON",
208 + contentType: "BINARY",
234 234  
235 235   // downlink data
236 - data: JSON.stringify(data),
211 + data:hexToBase64(metadata.shared_value)
237 237  
238 238   // Optional metadata object presented in key/value format
239 - metadata: {
240 - topic: metadata['deviceType']+'/'+metadata['deviceName']+'/upload'
241 - }
214 + //metadata: {}
242 242  
243 243  };
244 244  
... ... @@ -249,124 +249,32 @@
249 249  Click on the **Add** button.
250 250  
251 251  
225 +[[image:ThingsBoard-add-data-converter-downlink.png||height="532" width="500"]]
252 252  
253 -[[image:add-downlink-data-converter.png||height="529" width="500"]]
254 254  
228 += Add Integration =
255 255  
256 -You should see that the newly added **MQTT Downlink** Converter NB/CB is listed on the **Data Converters** page.
230 +In the left navigation, click ‘Integrations center’, and then click ‘Integrations’.
257 257  
232 +On the ‘Integrations’ page, click on the “+” button.
258 258  
259 -[[image:data-converters-list.png]]
260 260  
235 +[[image:ThingsBoard-add-integration.png]]
261 261  
262 262  
263 -= 4. Add Integration =
238 +The ‘Add integration’ window appears.
264 264  
240 +In the Add Integration window, configure the following settings:
265 265  
266 -In the left navigation, click **Integrations center**, and then click **Integrations**.
267 -
268 -
269 -[[image:integrations-list-empty.png]]
270 -
271 -
272 -On the **Integrations** page, click on the '**+**' button.
273 -
274 -
275 -The **Add integration** window appears.
276 -
277 -In the **Add integration** window, configure the following settings:
278 -
279 -
280 280  **Basic settings:**
281 281  
282 -* **Integration type**: MQTT
283 -* **Name**: MQTT integration NB/CB
284 -* **Enable integration**: YES
285 -* **Allows create devices or assets**: YES
244 +* **Integration type**: UDP
245 +* **Name**: UDP Integration NB/CB
286 286  
287 287  Click **Next** button.
288 288  
289 289  
290 290  
291 -[[image:add-integration-basic-settings.png||height="511" width="500"]]
292 292  
293 293  
294 -**Uplink data converter:**
295 -
296 -* Click on the **Select existing** button.
297 -* **Uplink data converter**: Select **MQTT Uplink Converter NB/CB **from the dropdown list.
298 -
299 -Click **Next** button.
300 -
301 -
302 -
303 -[[image:add-integration-uplink-data-converter.png||height="511" width="500"]]
304 -
305 -
306 -**Downlink data converter:**
307 -
308 -* Click on the **Select existing** button.
309 -* **Downlink data converter**: Select **MQTT Downlink Converter NB/CB **from the dropdown list.
310 -
311 -Click **Next** button.
312 -
313 -
314 -
315 -[[image:add-integration-downlink-data-converter.png||height="511" width="500"]]
316 -
317 -
318 -**Connection:**
319 -
320 -* **Host**: Cluster URL (Eg. 011731f7928541588a6cdfbbedfc63f4.s1.eu.hivemq.cloud)
321 -* **Port**: 8883
322 -* **Credentials**: Basic
323 -* **Enable SSL**: YES
324 -* **Username**: Username (from your HiveMQ Cloud Cluster with your credentials)
325 -* **Password:** Password (from your HiveMQ Cloud Cluster with your credentials)
326 -* **Topic:** tb/mqtt-integration-tutorial/sensors/+/telemetry (the + replaces any 'device name' and creates devices in the Entities -> Devices)
327 -* **QoS:** 0-At most once
328 -
329 -[[image:add-integration-connection.png||height="511" width="500"]]
330 -
331 -
332 -Click on the **Advanced settings** button.
333 -
334 -* **Clean session:** NO
335 -* **Retained**: NO
336 -
337 -[[image:add-integration-connection-advanced-settings.png||height="510" width="500"]]
338 -
339 -
340 -Click on the **Check connection** button to verify the MQTT connection using the provided parameters.
341 -
342 -
343 -[[image:check-connection.png||height="83" width="300"]]
344 -
345 -
346 -If the connection is successful, you will see the **Connected** message. If not, check your connection parameters again.
347 -
348 -
349 -[[image:connection-success.png||height="511" width="500"]]
350 -
351 -
352 -Click on the **Add** button.
353 -
354 -You should see that the newly added integration is listed on the **Integrations** page.
355 -
356 -Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.**
357 -
358 -
359 -
360 -[[image:new-integration-pending.png]]
361 -
362 -
363 -= 5. Verifying the receipt of data from the device =
364 -
365 -
366 -On the terminal, issue the following MQTT command which simulates the device S31B-NB.
367 -
368 -{{code language="none"}}
369 -mosquitto_pub -d -q 1 -h mqtt.eu.thingsboard.cloud -p 1883 -t v1/devices/S31B-NB/telemetry -u "24vk3w9h7sqdld1me5eh" -m "{temperature:20}"
370 -{{/code}}
371 -
372 -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.
253 +
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