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Last modified by Dilisi S on 2025/04/23 19:23
From version 14.1
edited by Dilisi S
on 2025/03/03 02:40
Change comment: Uploaded new attachment "add-integration-downlink-data-converter.png", version {1}
To version 66.1
edited by Dilisi S
on 2025/03/08 03:35
Change comment: Deleted image "add-connection-success.png"

Summary

Details

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2 2  
3 3  {{toc/}}
4 4  
5 +{{warning}}
6 +Draft Document
7 +{{/warning}}
5 5  
6 -= Introduction =
7 7  
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.
9 9  
10 10  
11 -= Add New Device =
12 += 1. Introduction =
12 12  
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.
15 15  
16 -[[image:ThingsBoard-Device.png]]
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**.
17 17  
18 18  
19 -On the ‘**Devices**’ page, click on the ‘**+**’ button, and then click on the ‘**Add new device**’ from the dropdown menu.
20 += 2. Add New Device =
20 20  
21 21  
23 +First, we will add a device to simulate data using MQTT. This device does not represent a real physical device but serves as a common virtual device for all Dragino NB/CB devices.
24 +
25 +In the left navigation, click **Entities** and then click **Devices**.
26 +
27 +[[image:device-list-empty.png]]
28 +
29 +
30 +On the **Devices **page, click on the ‘**+**’ button, and then click on the **Add new device **from the dropdown menu.
31 +
22 22  [[image:ThingsBoard-add-new-device.png||height="279" width="500"]]
23 23  
24 24  
35 +The **Add new device** window appears. Name the device, for example '**Virtual NB/CB device**'.
25 25  
26 -= Data Converters =
37 +Click on the **Next: Credentials** button.
27 27  
39 +[[image:new-device-device-details.png||height="529" width="500"]]
28 28  
29 -== Uplink ==
30 30  
31 -In the left navigation, click ‘Integrations center’, and then click ‘Data converters’.
42 +Click the **Access token** button if it is not selected by default.
32 32  
44 +Copy the **Access token** to a text editor, as you will need it in the section **'Sending data from an MQTT client'**.
33 33  
34 -[[image:ThingsBoard-Data-Converters.png]]
46 +Click on the **Add** button.
35 35  
48 +[[image:new-device-access-token.png||height="528" width="500"]]
36 36  
37 -On the ‘Data converters’ page, click on the ‘+’ button, and then click on the ‘Create new converter’ from the dropdown menu.
38 38  
51 +Click on the **MQTT** button.
39 39  
53 +Then, select the operating system you are going to use with the **Mosquitto MQTT Broker**. This example shows sending a command from a computer running **MacOS**. First, install the necessary client tools on your computer.
54 +
55 +Copy the MQTT pub command in the '**Execute the following command**' section.
56 +
57 +{{code language="none"}}
58 +mosquitto_pub -d -q 1 -h mqtt.eu.thingsboard.cloud -p 1883 -t v1/devices/me/telemetry -u "24vk3w9h7sqdld1me5eh" -m "{temperature:25}"
59 +{{/code}}
60 +
61 +Note that the **State** is still shown as **'Inactive'** in the **Latest telemetry** section.
62 +
63 +[[image:new-device-check-connectivity.png||height="522" width="500"]]
64 +
65 +
66 +On the terminal, enter the command you copied. This command sends the MQTT payload **{temperature:25}** as telemetry data from a virtual device named **'me'**. Of course, you can replace **'me'** with a device name or use the wildcard character **'+'** to match any device name.
67 +
68 +
69 +[[image:mqtt-command-1.png||height="228" width="700"]]
70 +
71 +
72 +If the command is successful, you can see the telemetry data you sent under the **Latest telemetry** section. Note that the **State** is now **'Active'** in the **Latest telemetry** section.
73 +
74 +
75 +[[image:new-device-telemetry-test.png||height="520" width="500"]]
76 +
77 +
78 +Send the same command again, only changing the **temperature** value, to see how the **Latest telemetry** section updates its data.
79 +
80 +Once you are done experimenting with this, close the window by clicking the **Close** button.
81 +
82 +
83 +[[image:mqtt-command-2.png||height="227" width="700"]]
84 +
85 +
86 +
87 +[[image:virtual-device-active.png]]
88 +
89 +
90 += 3. Data Converters =
91 +
92 +
93 +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.
94 +
95 +
96 +== 3.1 Uplink ==
97 +
98 +
99 +In the left navigation, click **Integrations center**, and then click **Data converters**.
100 +
101 +[[image:data-converter-list-page.png]]
102 +
103 +
104 +On the **Data converters** page, click on the ‘+’ button, and then click on the **Create new converter** from the dropdown menu.
105 +
40 40  [[image:ThingsBoard-new-data-converter.png||height="282" width="500"]]
41 41  
42 42  
43 -The ‘Add data converter’ window will appear. Name it ‘**UDP Uplink Converter NB/CB**’ and select the Type as ‘Uplink’.
109 +The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**.
44 44  
45 -Click on the ‘JavaScript’ button. Now copy and paste the following script to the ‘Decoder function’ section:
111 +Click on the **JavaScript** button. Now copy and paste the following JavaScript to the **Decoder function** section. This decoder function is valid for both NB and CB series devices.
46 46  
47 47  {{code language="JavaScript"}}
48 48  //Version: 0.1
... ... @@ -167,26 +167,28 @@
167 167  
168 168  {{/code}}
169 169  
170 -Click on the ‘Add’ button.
171 171  
237 +Click on the **Add** button.
172 172  
173 -[[image:ThingsBoard-add-data-converter-uplink.png||width="500"]]
239 +[[image:uplink-data-converter.png||height="529" width="500"]]
174 174  
175 175  
176 -The uplink data converter is added to ThingsBoard and appears on the ‘Data Converters’ page
242 +You should see that the newly added **uplink data converter** is listed on the **Data Converters** page.
177 177  
244 +[[image:data-converter-list-showing-uplink-dc.png]]
178 178  
179 -== Downlink ==
180 180  
181 -On the ‘Data converters’ page, click on the ‘+’ button, and then click on the ‘Create new converter’ from the dropdown menu.
247 +== 3.2 Downlink ==
182 182  
183 183  
250 +On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
251 +
184 184  [[image:ThingsBoard-new-data-converter.png||height="282" width="500"]]
185 185  
186 186  
187 -The ‘**Add data converter**’ window will appear. Name it ‘**UDP Downlink Converter NB/CB**’ and select the Type as ‘**Downlink**’.
255 +The **Add data converter** window will appear. Name it ‘**MQTT Downlink Converter NB/CB**’ and select the Type as **Downlink**.
188 188  
189 -Click on the ‘**JavaScript**’ button. Now copy and paste the following script to the ‘**Encoder function**’ section:
257 +Click on the **JavaScript** button. Now copy and paste the following JavaScript to the **Encoder function **section. This encoder function is valid for both NB and CB series devices.
190 190  
191 191  
192 192  {{code language="JavaScript"}}
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221 221  
222 222  Click on the **Add** button.
223 223  
292 +[[image:downlink-data-converter.png||height="530" width="500"]]
224 224  
225 -[[image:ThingsBoard-add-data-converter-downlink.png||height="532" width="500"]]
226 226  
295 +You should see that the newly added **downlink data converter** is listed on the **Data Converters** page.
227 227  
228 -= Add Integration =
297 +[[image:data-converter-list.png]]
229 229  
230 -In the left navigation, click ‘Integrations center’, and then click ‘Integrations’.
231 231  
232 -On the ‘Integrations’ page, click on the “+” button.
300 += 4. Add Integration =
233 233  
234 234  
235 -[[image:ThingsBoard-add-integration.png]]
303 +In the left navigation, click **Integrations center**, and then click **Integrations**.
236 236  
305 +On the **Integrations** page, click on the '**+**' button.
237 237  
238 -The ‘Add integration’ window appears.
307 +[[image:data-converter-list-page.png]]
239 239  
240 -In the Add Integration window, configure the following settings:
241 241  
310 +The **Add integration** window appears.
311 +
312 +In the **Add integration** window, configure the following settings:
313 +
314 +
242 242  **Basic settings:**
243 243  
244 -* **Integration type**: UDP
245 -* **Name**: UDP Integration NB/CB
317 +* **Integration type**: MQTT
318 +* **Name**: MQTT integration NB/CB
246 246  
247 247  Click **Next** button.
248 248  
322 +[[image:add-integration-basic-settings.png||height="511" width="500"]]
249 249  
250 250  
325 +**Uplink data converter:**
251 251  
327 +* Click on the **Select existing** button.
328 +* **Uplink data converter**: Select **MQTT Uplink Converter NB/CB **from the dropdown list.
252 252  
330 +Click **Next** button.
331 +
332 +[[image:add-integration-uplink-data-converter.png||width="500"]]
333 +
334 +
335 +**Downlink data converter:**
336 +
337 +* Click on the **Select existing** button.
338 +* **Downlink data converter**: Select **MQTT Downlink Converter NB/CB **from the dropdown list.
339 +
340 +Click **Next** button.
341 +
342 +[[image:add-integration-downlink-data-converter.png||height="510" width="500"]]
343 +
344 +
345 +**Connection:**
346 +
347 +* **Host**: mqtt.eu.thingsboard.cloud (This is the host name you copied from the device - See section xxxxx for more information)
348 +* **Port**: 1883 (This is the port number you copied from the device - See section xxxxx for more information)
349 +* **Credentials**: Basic
350 +* **Username**: Access token (This is the access token you copied from the device)
351 +* **Password** - Leave it as blank
352 +* **Topic** - v1/devices/+/telemetry (sightly modify the topic 'v1/devices/me/telemetry' you copied from the device to enable receiving data from any 'device name')
353 +* **QoS** - 0-At most once
354 +
355 +Click on the **Check connection** button to verify the MQTT connection using the provided parameters.
356 +
357 +[[image:add-integration-connection.png||width="500"]]
358 +
359 +
360 +If the connection is successful, you will see the **Connected** message.
361 +
362 +Click on the **Add** button.
363 +
364 +[[image:add-connection-success.png||height="511" width="500"]]
365 +
366 +
367 +You should see that the newly added integration is listed on the **Integrations** page.
368 +
369 +Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.**
370 +
371 +[[image:integrations-list-added-pending.png]]
372 +
373 +
374 += 5. Verifying the receipt of data from the device =
375 +
376 +
377 +On the terminal, issue the following MQTT command which simulates the device S31B-NB.
378 +
379 +{{code language="none"}}
380 +mosquitto_pub -d -q 1 -h mqtt.eu.thingsboard.cloud -p 1883 -t v1/devices/S31B-NB/telemetry -u "24vk3w9h7sqdld1me5eh" -m "{temperature:20}"
381 +{{/code}}
382 +
383 +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.
384 +
253 253  
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