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Related Experiment Video

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Interactive and Visualized Online Experimentation System for Engineering Education and Research

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Published on: November 24, 2021

Rapid IoT Prototyping: A Visual Programming Tool and Hardware Solutions for LoRa-Based Devices.

Juan José López¹, Paula Lamo²

¹Arduinoblocks and Salesianos Juan XXIII Alcoy, 03804 Alcoy, Spain.

Sensors (Basel, Switzerland)

|September 9, 2023

Summary

This study introduces a visual tool simplifying the creation of Internet of Things (IoT) devices using LoRaWAN connectivity. The tool, integrated with block programming, enables efficient firmware generation and rapid prototyping for LoRa devices.

Keywords:

Arduinoblocks ESP32 IoT LoRa LoRaWAN education rapid prototyping

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Area of Science:

Electrical Engineering
Computer Science
Telecommunications

Background:

LoRa technology is a popular choice for Internet of Things (IoT) applications due to its long-range communication and energy efficiency.
Developing LoRa and LoRaWAN devices often involves complex firmware programming, posing a barrier to entry for some applications and educational settings.

Purpose of the Study:

To develop a novel visual support tool for creating IoT devices with LoRa and LoRaWAN connectivity.
To simplify the development process and facilitate the integration of LoRaWAN technology, particularly in educational contexts.
To enable rapid prototyping of IoT nodes through an intuitive graphical interface.

Main Methods:

Development of a visual support tool utilizing the Arduinoblocks framework for block programming.
Integration of LoRa and LoRaWAN functionalities within the graphical environment.
Proposal and testing of compatible hardware solutions based on ESP32 microcontrollers and RFM9x modules (SX127x transceivers).

Main Results:

Successful development of a visual tool for generating firmware for LoRa and LoRaWAN IoT devices.
Demonstration of compatibility with multiple, economical hardware solutions (ESP32 and RFM9x).
Validation of the tool's effectiveness through three successfully tested use cases.

Conclusions:

The developed visual tool significantly simplifies the creation of LoRaWAN IoT devices.
The tool, combined with accessible hardware, offers a comprehensive solution for efficient firmware generation and rapid prototyping.
This work enhances the accessibility of LoRaWAN technology for educational purposes and practical IoT development.