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Input and Output

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May 1, 2024 Updated May 11, 2025 21 minute read

Input and Output, often abbreviated as I/O, is a fundamental concept in the world of computing and electronics. At its core, I/O refers to the communication between an information processing system, such as a computer, and the outside world – which could be a human user or another system. This encompasses the processes of sending data (output) and receiving data (input). Understanding I/O is crucial for anyone looking to delve into computer science, engineering, or related technological fields. It's the bridge that allows us to interact with machines and for machines to interact with their environment.

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Reading list

We've selected nine books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Input and Output.
This textbook covers operating system concepts, including a chapter on I/O. It good choice for students who want to learn more about the operating system's role in I/O.
This textbook covers embedded systems, including a chapter on I/O. It good choice for students who want to learn more about the design and implementation of I/O systems in embedded systems.
Explores the concepts, techniques, and regulations of electromagnetic compatibility (EMC), including considerations for I/O circuits and minimizing electromagnetic interference.
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