You can use Arduino's C-like programming language, or Python, but we'll only use C in the examples below. ... There are also a vast array of code samples under the File->Examples submenu item.

Although Arduino's programming language is based on C++, you won't be able to use all of its commands. But, you can still use objects in Arduino's IDE, which are a fundamental aspect of C++.

Some of the first steps toward working with Arduino is understanding how to write code for it. ... Wire.write(): This function allows a device to send data as a data byte, string, or array.