The Beginner’s Guide to IoT Development with Graphical Programming Tools

Alan Taylor

The Beginner’s Guide to IoT Development with Graphical Programming Tools

We, as technology enthusiasts, are constantly amazed by the ever-expanding world of the Internet of Things (IoT). The Internet of Things refers to the remarkable concept of extending computing capability and network connectivity to objects that were once considered mundane. Today, IoT technology allows these objects to generate, exchange, and consume data without human intervention.

IoT has revolutionized various aspects of our lives, from wearables that track our health to smart homes that automate everyday tasks. Moreover, industrial automation has taken a giant leap forward with the integration of IoT technology. The immense potential of IoT has been recognized for decades, with its origins dating back to the 1980s.

With continuous advancements in IoT technology, businesses and the global economy are poised to benefit greatly. However, as with any technological innovation, security and privacy concerns must also be addressed.

In this guide, we will explore the fascinating world of IoT development and delve into the use of graphical programming tools. These tools offer an accessible and intuitive way to create IoT applications, making it easier for developers to bring their ideas to life.

Join us on this journey as we unravel the history and potential of IoT, explore the diverse applications it offers, and discover the power of graphical programming tools in IoT development.

The Impact of LoRa and LoRaWAN in IoT Development

LoRa technology, using the Direct Sequence Spread Spectrum (DSSS) modulation technique, has emerged as a leading option for IoT applications that require long-distance and efficient wireless communication. With its ability to provide reliable connectivity over a wide area, LoRa is well-suited for use cases such as smart cities, agriculture, and asset tracking.

LoRaWAN, a network communication protocol, plays a crucial role in enabling the connection of IoT devices to a centralized network. This protocol facilitates bidirectional data transmission, allowing devices to send data to the network and receive commands or updates from the network. With LoRaWAN, IoT developers can ensure seamless connectivity and efficient data exchange between devices and applications.

One of the advantages of using LoRa technology is the availability of visual prototyping tools such as Arduinoblocks. These tools simplify the configuration and operation of IoT devices based on LoRa technology. By providing an intuitive graphical interface, they enable developers to easily program and deploy IoT nodes, reducing the time and effort required for development.

Building a LoRaWAN network infrastructure

Setting up a LoRaWAN network infrastructure requires the use of an application server and gateway infrastructure. The choice between The Things Network (TTN) or a proprietary LoRaWAN server depends on project needs and available resources. TTN is an open-source and community-driven network that allows developers to connect their devices easily. On the other hand, a proprietary LoRaWAN server provides more control and customization options but may require additional development and maintenance efforts.

In educational and research environments, visual support tools for rapid prototyping of LoRaWAN-based IoT devices are invaluable. These tools, combined with compatible hardware and a real-time LoRaWAN infrastructure, simplify experimentation and learning in IoT development. They provide a hands-on approach that allows students and researchers to explore the capabilities of LoRa technology and LoRaWAN without the need for extensive coding knowledge.

Choosing the Right Programming Language for IoT Development

When it comes to IoT development, selecting the appropriate programming language is crucial for success. The choice depends on various factors such as project requirements and developer expertise. Let’s explore some popular programming languages that are commonly used in IoT development.


Java is a versatile language that offers extensive hardware support and high security. It is widely used in IoT applications due to its reliability and scalability.


Known for its simplicity and multiprocess execution, Go is gaining popularity in IoT development. It provides fast performance and efficient concurrency, making it suitable for resource-constrained devices.

C and C++:

For low-level hardware programming, C and C++ are the go-to choices. These languages allow direct hardware manipulation and optimization, making them ideal for IoT applications that require precise control over hardware components.

Python and JavaScript:

Python and JavaScript are widely used in web-based IoT applications. Python offers extensive libraries and ease of use, while JavaScript is known for its versatility and compatibility with web technologies.


There are many other programming languages suitable for IoT development, such as Lua, ParaSail, Ruby, Rust, Swift, B#, PHP, and Assembler. The choice depends on factors like performance, flexibility, security, and compatibility with existing systems.

Ultimately, selecting the right programming language for IoT development requires careful consideration of the specific project needs and available resources. Each language has its strengths and weaknesses, so it’s important to evaluate them based on the requirements of your IoT project.

Alan Taylor