ESSENTIALS OF COMPUTER ARCHITECTURE

[Pages:536]ESSENTIALS OF

COMPUTER ARCHITECTURE

Second Edition

ESSENTIALS OF

COMPUTER ARCHITECTURE

Second Edition

DOUGLAS COMER

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Library of Congress CataloginginPublication Data

Names: Comer, Douglas, author. Title: Essentials of computer architecture / Douglas Comer. Description: Second edition. | Boca Raton : Taylor & Francis, a CRC title, part of the Taylor & Francis imprint, a member of the Taylor & Francis Group, the academic division of T&F Informa, plc, [2017] | Includes index. Identifiers: LCCN 2016041657 | ISBN 9781138626591 (hardback : alk. paper) Subjects: LCSH: Computer architecture. Classification: LCC QA76.9.A73 C625 2017 | DDC 004.2/2--dc23 LC record available at

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To Chris, who makes all the bits of life meaningful

Contents

Preface

xxi

Chapter 1 Introduction And Overview

3

1.1 The Importance Of Architecture 3 1.2 Learning The Essentials 3 1.3 Organization Of The Text 4 1.4 What We Will Omit 4 1.5 Terminology: Architecture And Design 5 1.6 Summary 5

PART I Basics

7

Chapter 2 Fundamentals Of Digital Logic

11

2.1 Introduction 11 2.2 Digital Computing Mechanisms 11 2.3 Electrical Terminology: Voltage And Current 12 2.4 The Transistor 13 2.5 Logic Gates 14 2.6 Implementation Of A Nand Logic Gate Using Transistors 16 2.7 Symbols Used For Logic Gates 17 2.8 Example Interconnection Of Gates 17 2.9 A Digital Circuit For Binary Addition 20 2.10 Multiple Gates Per Integrated Circuit 22 2.11 The Need For More Than Combinatorial Circuits 22 2.12 Circuits That Maintain State 23 2.13 Propagation Delay 24 2.14 Using Latches To Create A Memory 24 2.15 Flip-Flops And Transition Diagrams 25 2.16 Binary Counters 27 2.17 Clocks And Sequences 28 2.18 The Important Concept Of Feedback 31 2.19 Starting A Sequence 32

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