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IoT enabled sensor node: a tutorial paper

Alice James

Alice James

Macquarie UniversitySydney, Australia
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James, Alice
, 
Avishkar Seth

Avishkar Seth

Macquarie UniversitySydney, Australia
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Seth, Avishkar
 and 
Subhas C. Mukhopadhyay

Subhas C. Mukhopadhyay

Macquarie UniversitySydney, Australia
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Mukhopadhyay, Subhas C.
  
Aug 31, 2020
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Article Category: Research-Article
Published Online: Aug 31, 2020
Page range: 1 - 18
Received: Jul 26, 2020
DOI: https://doi.org/10.21307/ijssis-2020-022
Keywords
© 2020 Alice James et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1:

Components used for hardware assembly of the IoT node.
Components used for hardware assembly of the IoT node.

Figure 2:

Circuit diagram of the final IoT node assembled on Fritzing.
Circuit diagram of the final IoT node assembled on Fritzing.

Figure 3:

The console page after the registration with TTN.
The console page after the registration with TTN.

Figure 4:

The form for selecting and setting up a gateway on the TTN console.
The form for selecting and setting up a gateway on the TTN console.

Figure 5:

The form for registering an application on the TTN console.
The form for registering an application on the TTN console.

Figure 6:

The overview page post registration of the microcontroller for the initialization of the session keys with TTN.
The overview page post registration of the microcontroller for the initialization of the session keys with TTN.

Figure 7:

First configuration code snippet on Arduino IDE with LoRa gateway for MKR1300.
First configuration code snippet on Arduino IDE with LoRa gateway for MKR1300.

Figure 8:

How to download new libraries on the Arduino IDE platform.
How to download new libraries on the Arduino IDE platform.

Figure 9:

Library download and upgrade manager on Arduino IDE.
Library download and upgrade manager on Arduino IDE.

Figure 10:

DHT library function code snippet on Arduino IDE to enable sensor reading.
DHT library function code snippet on Arduino IDE to enable sensor reading.

Figure 11:

Cayenne LPP code snippet on Arduino IDE assigning payload bytes.
Cayenne LPP code snippet on Arduino IDE assigning payload bytes.

Figure 12:

Transmission syntax for Cayenne LPP format code snippet on Arduino IDE.
Transmission syntax for Cayenne LPP format code snippet on Arduino IDE.

Figure 13:

LoRa architecture for sensor nodes in an IoT system.
LoRa architecture for sensor nodes in an IoT system.

Figure 14:

Sensor node final hardware assembly using MKR1300.
Sensor node final hardware assembly using MKR1300.

Figure 15:

OTAA selection in the TTN console, while registration of the microcontroller device.
OTAA selection in the TTN console, while registration of the microcontroller device.

Figure 16:

LoRa connectivity for the sensor node using TTN; the code snippet on Arduino IDE.
LoRa connectivity for the sensor node using TTN; the code snippet on Arduino IDE.

Figure 17:

A: IFTTT process integration with TTN shown in the application console; B: IFTTT process integration with Webhooks and TTN shown in the IFTTT CREATE page; C: IFTTT Applet creation, to enable data from the TTN webserver to be transmitted to Adafruit IO.
A: IFTTT process integration with TTN shown in the application console; B: IFTTT process integration with Webhooks and TTN shown in the IFTTT CREATE page; C: IFTTT Applet creation, to enable data from the TTN webserver to be transmitted to Adafruit IO.

Figure 18:

IFTTT final process Applets, establishing connection between The Things Network and Adafruit IO.
IFTTT final process Applets, establishing connection between The Things Network and Adafruit IO.

Figure 19:

Cayenne LPP payload format describing the values of the corresponding byte.
Cayenne LPP payload format describing the values of the corresponding byte.

Figure 20:

Cayenne LPP payload received on TTN application console from the sensor node.
Cayenne LPP payload received on TTN application console from the sensor node.

Figure 21:

Cayenne LPP payload decoder on TTN application console, to transmit the decoded payload to the application server.
Cayenne LPP payload decoder on TTN application console, to transmit the decoded payload to the application server.

Figure 22:

Adafruit IO feeds page that shows the list of feeds/payload received from IFTTT.
Adafruit IO feeds page that shows the list of feeds/payload received from IFTTT.

Figure 23:

A: Humidity sensor data on the Adafruit dashboard; B: PIR state sensor data on the Adafruit dashboard; C: Temperature sensor data on the Adafruit dashboard.
A: Humidity sensor data on the Adafruit dashboard; B: PIR state sensor data on the Adafruit dashboard; C: Temperature sensor data on the Adafruit dashboard.
Language:
English
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1 times per year
Journal Subjects:
Engineering, Introductions and Overviews, Engineering, other
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