The Complete Beginners Guide to Arduino - 2021 - Functions

The video tutorial explains the concept of functions in Arduino programming. It covers the basics of function declaration and definition, including syntax, parameters, and return types. Examples of functions, such as a sum function and a max function, are provided to illustrate how functions can be used to perform specific tasks. The tutorial also discusses void functions, which do not return data, and highlights the benefits of using functions to improve code readability, maintainability, and reusability.

What is the significance of the 'void' return type in a function?

Provide an example of how to call a function in Arduino.

How can functions improve the readability and maintainability of code?