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Essentials of Computer Organization and Architecture, 5th Edition
book

Essentials of Computer Organization and Architecture, 5th Edition

by Linda Null, Julia Lobur
March 2018
Beginner content levelBeginner
744 pages
26h 5m
English
Jones & Bartlett Learning
Content preview from Essentials of Computer Organization and Architecture, 5th Edition

CHAPTER SUMMARY

This chapter presented a simple architecture, MARIE, as a means to understand the basic fetch–decode–execute cycle and how computers actually operate. This simple architecture was combined with an ISA and an assembly language, with emphasis given to the relationship between these two, allowing us to write programs for MARIE.

The CPU is the principal component in any computer. It consists of a datapath (registers and an ALU connected by a bus) and a control unit that are responsible for sequencing the operations and data movement and creating the timing signals. All components use these timing signals to work in unison. The I/O subsystem accommodates getting data into the computer and back out to the user.

MARIE is a very simple ...

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Publisher Resources

ISBN: 9781284123043