Industrial IoT
What Is Industrial IoT (IIoT)?
Industrial IoT connects machines, sensors and control systems to monitoring and analytics. Learn how it differs from consumer IoT and where it is used.
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IoT Learning Resources
Practical tutorials, architecture guides and project ideas for students and early-career learners.
IoT Communication and Cloud
MQTT vs HTTP for IoT Applications
MQTT and HTTP both move data, but they fit different IoT jobs. See when each is the better choice, with a side-by-side comparison.
IoT Communication and Cloud
MQTT Explained with Examples
MQTT is the lightweight publish/subscribe protocol behind much of IoT messaging. Learn brokers, topics, QoS, retained messages and last will with examples.
Arduino and ESP32
Arduino Uno vs ESP32 for IoT Projects
Which board should you use for an IoT project? A practical comparison of Arduino Uno and ESP32 on connectivity, power, I/O and learning curve.
IoT Fundamentals
IoT Course Syllabus: What Should Beginners Learn?
A topic-by-topic IoT syllabus for beginners, in a sensible order, with what to practise at each stage.
IoT Fundamentals
IoT vs Embedded Systems: Key Differences
Embedded systems and IoT overlap heavily but are not the same. Here is what each covers and how to decide which to learn first.
IoT Fundamentals
IoT Architecture: Devices, Gateways, Networks and Cloud
A practical walkthrough of the layers of an IoT system and how data and commands move between devices, gateways, networks and the cloud.
IoT Fundamentals
What Is IoT? Architecture, Components and Real-World Applications
IoT connects physical devices to networks so they can sense, communicate and act. Here is how it works, what it is made of and where it is used.