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Types of Computer Hardware

An Example of a Serial Port
An Example of a Serial Port

The Arduino Leonardo board uses Serial1 to communicate via TTL (5V) serial on pins 0 (RX) and 1 (TX). Serial is reserved for USB CDC communication. For more information, refer to the Leonardo getting started page and hardware page.

source: arduino.cc
Case
Case

Computer hardware is the collection of physical parts of a computer system. This includes the computer case, monitor, keyboard, and mouse. It also includes all the parts inside the computer case, such as the hard disk drive, motherboard, video card, and many others.

source: study.com
image: newegg.com
Close-up of a Sound Card
Close-up of a Sound Card

A sound card (also known as an audio card) is an internal expansion card that provides input and output of audio signals to and from a computer under control of computer programs. The term sound card is also applied to external audio interfaces used for professional audio applications.

CPU
CPU

Computer hardware is a general term to describe all the physical parts of a computer system. A typical computer system consists of a computer case, a power supply unit, a motherboard, a central processing unit (CPU), main memory, and a hard disk drive.

source: study.com
Graphics Card
Graphics Card

Graphics hardware is computer hardware that generates computer graphics and allows them to be shown on a display, usually using a graphics card in combination with a device driver to create the images on the screen.

Hard Drive
Hard Drive

Computer hardware refers to the physical parts of a computer system. Some basic hardware includes the motherboard, CPU, RAM, hard drive, etc. Learn more. Computer hardware refers to the physical parts of a computer system.

source: lifewire.com
Inside a Personal Computer
Inside a Personal Computer

Computer hardware is the collection of physical parts of a computer system. This includes the computer case, monitor, keyboard, and mouse. It also includes all the parts inside the computer case, such as the hard disk drive, motherboard, video card, and many others. Computer hardware is what you can physically touch.

source: study.com
Motherboard
Motherboard

The motherboard is a printed circuit board that is the foundation of a computer, located on the back side or at the bottom of the computer chassis. It allocates power and allows communication to the CPU, RAM, and all other computer hardware components.

image: lcpdfr.com
Network Interface Card
Network Interface Card

A Network Interface Card (NIC) is a computer hardware component that allows a computer to connect to a network. NICs may be used for both wired and wireless connections. A NIC is also known as a network interface controller (NIC), network interface controller card, expansion card, computer circuit board, network card, LAN card, network adapter or network adapter card (NAC).

RAM: The Indispensable Short-Term Memory
RAM: The Indispensable Short-Term Memory

RAM is a short-term temporary form memory, as the memory is lost when the computer is turned off. RAM can also automatically be overwritten by computer programs that require the space.... RAM is a short-term temporary form memory, as the memory is lost when the computer is turned off.

source: reference.com