Changes for page ThingsBoard
Last modified by Dilisi S on 2025/04/02 02:09
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... ... @@ -15,10 +15,12 @@ 15 15 16 16 = Add New Device = 17 17 18 +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. 19 + 18 18 In the left navigation, click **Entities** and then click **Devices**. 19 19 20 20 21 -[[image: ThingsBoard-Device.png]]23 +[[image:device-list-empty.png]] 22 22 23 23 24 24 On the **Devices **page, click on the ‘**+**’ button, and then click on the **Add new device **from the dropdown menu. ... ... @@ -27,7 +27,50 @@ 27 27 [[image:ThingsBoard-add-new-device.png||height="279" width="500"]] 28 28 29 29 32 +The **Add new device** window appears. Name the device, for example '**Virtual NB/CB device**'. 30 30 34 +Click on the **Next: Credentials** button. 35 + 36 + 37 +[[image:new-device-device-details.png||height="529" width="500"]] 38 + 39 + 40 +Click the **Access token** button if it is not selected by default. 41 + 42 +Copy the **Access token** to a text editor, as you will need it in the section **'Sending data from an MQTT client'**. 43 + 44 +Click on the **Add** button. 45 + 46 +[[image:new-device-access-token.png||height="528" width="500"]] 47 + 48 + 49 +Click on the **MQTT** button. 50 + 51 +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. 52 + 53 +Copy the MQTT pub command in the '**Execute the following command**' section. 54 + 55 +{{code language="none"}} 56 +mosquitto_pub -d -q 1 -h mqtt.eu.thingsboard.cloud -p 1883 -t v1/devices/me/telemetry -u "24vk3w9h7sqdld1me5eh" -m "{temperature:25}" 57 +{{/code}} 58 + 59 +Note that the **State** is still shown as **'Inactive'** in the **Latest telemetry** section. 60 + 61 +[[image:new-device-check-connectivity.png||height="522" width="500"]] 62 + 63 + 64 +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'**. 65 + 66 + 67 +[[image:mqtt-command-1.png||height="228" width="700"]] 68 + 69 + 70 + 71 + 72 +[[image:new-device-telemetry-test.png||height="520" width="500"]] 73 + 74 + 75 + 31 31 = Data Converters = 32 32 33 33 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. ... ... @@ -301,7 +301,7 @@ 301 301 * **Credentials**: Basic 302 302 * **Username**: Access token (This is the access token you copied from the device) 303 303 * **Password** - Leave it as blank 304 -* **Topic** - v1/devices/+/telemetry (sightly modify the topic 'v1/devices/me/telemetry' you copied f or the device to enable receiving data from any 'device name')349 +* **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') 305 305 * **QoS** - 0-At most once 306 306 307 307 Click on the **Check connection** button to verify the MQTT connection using the provided parameters. ... ... @@ -318,18 +318,15 @@ 318 318 [[image:add-connection-success.png||height="511" width="500"]] 319 319 320 320 321 - 322 - 323 - 324 - 325 - 326 326 You should see that the newly added integration is listed on the **Integrations** page. 327 327 328 328 Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.** 329 329 330 -[[image:Integrations-list.png]] 331 331 332 332 372 +[[image:integrations-list-added-pending.png]] 373 + 374 + 333 333 = Verifying the receipt of data from the device = 334 334 335 335 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.