Introduction to communication protocols

In the world of embedded systems, communication protocols are essential conduits that enable microcontrollers and peripheral devices to talk to each other seamlessly. Think of them as the languages that different devices use to understand and exchange information, ensuring that everything from your smartphone to your smart home devices works smoothly.

Let’s dive into what communication protocols are, how they are grouped, their unique features and advantages, and explore some common use cases to see these protocols in action.

What are communication protocols?

Communication protocols are sets of rules and conventions that allow electronic devices to communicate with each other. These protocols define how data is formatted, transmitted, and received, ensuring that devices can exchange information accurately and reliably. Without these protocols, it would be like trying to have a conversation with someone who speaks a completely...