A microcontroller can be seen as a small computer, and this is because of the essential components inside of it; the Central Processing Unit (CPU

Central Processing Unit (CPU

A central processing unit (CPU), also called a central processor, main processor or just processor, is the electronic circuitry that executes instructions comprising a computer program. The CPU performs basic arithmetic, logic, controlling, and input/output (I/O) operations specified by the instructions in the program.

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), the Random-Access Memory (RAM), the Flash Memory, the Serial Bus Interface, the Input/Output

Input/Output

In computing, input/output (I/O, or informally io or IO) is the communication between an information processing system, such as a computer, and the outside world, possibly a human or another information processing system.

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Ports (I/O Ports), and in many cases, the Electrical Erasable Programmable Read ...

What does a microcontroller contain?

microcontroller (MCU) A microcontroller is a compact integrated circuit designed to govern a specific operation in an embedded system. A typical microcontroller includes a processor, memory and input/output (I/O) peripherals on a single chip.

What are the 4 components of a microcontroller?

What is a Microcontroller? A Microcontroller is a VLSI (Very Large Scale Integration) Integrated Circuit (IC) that contains electronic computing unit and logic unit (combinedly known as CPU), Memory (Program Memory and Data Memory), I/O Ports (Input / Output Ports) and few other components integrated on a single chip.