Define the function – enclose the statements of the function.Call the function – use the function by using it’s name, adding any parameters if needed.Use the result of the function – optionally, your code can do something with the result from the function.

How do you declare a function in Arduino?

1. Define the function – enclose the statements of the function.
2. Call the function – use the function by using it’s name, adding any parameters if needed.
3. Use the result of the function – optionally, your code can do something with the result from the function.

What is a function in Arduino?

The functions allow a programmer to divide a specific code into various sections, and each section performs a particular task. The functions are created to perform a task multiple times in a program. The function is a type of procedure that returns the area of code from which it is called.