WHAT IS:-[M.C.U-?-]-2
PART -2
BEFORE READING THIS POST
I think you guy's already read part 1
If you didn't,Tap on the below 👇 pic
To get a basic outline 🤔
The below project is done by me
Arduino Beginner's Guide
Arduino: The Beginner's Guide to Physical Computing
Arduino is an open-source electronics platform based on simple, easy-to-use hardware and software. It is designed for anyone to build digital devices, from beginners to experts. With Arduino, you can create interactive devices that respond to sensors, control lights, motors, and more. In this article, we'll introduce you to the basics of Arduino, what it is, how it works, and why you might want to use it.
What is Arduino?
Arduino is a microcontroller board that can be programmed to interact with the physical world through inputs like sensors and outputs like lights, motors, and displays. A microcontroller is a small computer that can run one specific program at a time. In the case of Arduino, the program is written in the Arduino Integrated Development Environment (IDE) and uploaded to the board using a USB cable. The Arduino board is then able to run the program, allowing it to interact with the world through inputs and outputs.
The Arduino board has a set of digital and analog input/output (I/O) pins that can be used to connect to various sensors and actuators. The board can also be extended with additional components and shields, which are boards that plug into the main board and provide additional functionality, such as Wi-Fi connectivity, Ethernet connectivity, or displays.
Arduino was developed in Italy in 2005 as a tool for students and artists to create interactive devices. It has since grown into a global community of makers, hackers, and hobbyists who use Arduino for a wide range of projects, from creating simple devices for home automation to complex robots.
Why use Arduino?
There are many reasons why you might want to use Arduino for your projects. Here are a few:
It's easy to use: Arduino is designed to be easy to use, even for beginners. The software is simple and intuitive, and the hardware is straightforward and well-documented. This makes it a great choice for anyone who wants to get started with physical computing.
It's open-source: Arduino is open-source, which means that the design and software are freely available for anyone to use, modify, and distribute. This has created a large community of users and developers who contribute to the project and provide support and resources to each other.
It's versatile: Arduino can be used for a wide range of projects, from simple LED displays to complex robots. The large number of shields and components available for Arduino means that it can be extended to meet the needs of just about any project.
It's affordable: Arduino boards and components are relatively inexpensive, making it accessible to a wide range of users. This makes it a great choice for students, hobbyists, and anyone who wants to experiment with physical computing without breaking the bank.
How does Arduino work?
At the heart of every Arduino board is a microcontroller that runs a program that you write and upload using the Arduino IDE. The program is written in a language called C++, which is a widely-used, high-level programming language.
Once the program is uploaded to the board, the microcontroller runs it and interacts with the physical world through the I/O pins on the board. The program can respond to inputs from sensors, control outputs like lights or motors, and communicate with other devices through protocols like serial or Wi-Fi.
When you write a program for Arduino, you start by setting up the I/O pins and defining any variables that you will use in your program. Then, you write the main loop of your program, which is the code that will be executed repeatedly as the board
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