Microporocesadores

Microprocessor Design
Principles and Practices With VHDL

Enoch O. Hwang
© Brooks / Cole 2004

To my wife and children Windy, Jonathan and Michelle

Contents
1. Designing a Microprocessor ................................................................................................................................. 2 1.1 Overview of a Microprocessor....................................................................................................................... 2 1.2 Design Abstraction Levels.............................................................................................................................. 4 1.3 Examples for a 2-inputMultiplexer................................................................................................................ 4 1.3.1 Behavioral Level.................................................................................................................................... 5 1.3.2 Gate Level.............................................................................................................................................. 6 1.3.3 Transistor Level..................................................................................................................................... 6 1.4 VHDL ............................................................................................................................................................. 7 1.5Synthesis......................................................................................................................................................... 8 1.6 Going Forward................................................................................................................................................ 9 1.7 SummaryChecklist......................................................................................................................................... 9 Index ...................................................................................................................................................................... 11 Digital Circuits...................................................................................................................................................... 2 2.1 BinaryNumbers............................................................................................................................................. 2 2.2 Binary Switch ................................................................................................................................................. 4 2.3 Basic Logic Operators and Logic Expressions............................................................................................... 5 2.4 Truth Tables.................................................................................................................................................... 6 2.5 Boolean Algebra and Boolean Function ......................................................................................................... 6 2.5.1 Boolean Algebra.................................................................................................................................... 6 2.5.2 Duality Principle.................................................................................................................................... 8 2.5.3 Boolean Function and theInverse.......................................................................................................... 9 2.6 Minterms and Maxterms............................................................................................................................... 12 2.6.1 Minterms.............................................................................................................................................. 12 2.6.2 Maxterms...