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CONTENTS
CHAPTER 1
GUIDE TO THIS MANUAL
1.1 MANUAL CONTENTS ................................................................................................... 1-1
1.2 NOTATIONAL CONVENTIONS..................................................................................... 1-3
1.3 SPECIAL TERMINOLOGY............................................................................................ 1-4
1.4 ELECTRONIC SUPPORT SYSTEMS........................................................................... 1-5
1.4.1 FaxBack Service ........................................................................................................1-5
1.4.2 World Wide Web ........................................................................................................1-5
1.5 TECHNICAL SUPPORT ................................................................................................ 1-5
1.6 PRODUCT LITERATURE.............................................................................................. 1-6
1.6.1 Related Documents ...................................................................................................1-6
CHAPTER 2
INTRODUCTION
2.1 PROCESSOR FEATURES............................................................................................ 2-2
2.2 Intel486™ PROCESSOR PRODUCT FAMILY.............................................................. 2-4
2.2.1 Operating Modes and Compatibility...........................................................................2-5
2.2.2 Memory Management................................................................................................2-5
2.2.3 On-chip Cache ...........................................................................................................2-6
2.2.4 Floating-Point Unit .....................................................................................................2-6
2.2.5 Upgrade Power Down Mode......................................................................................2-7
2.3 SYSTEM COMPONENTS ............................................................................................. 2-7
2.4 SYSTEM ARCHITECTURE........................................................................................... 2-7
2.4.1 Single Processor System...........................................................................................2-8
2.4.2 Loosely Coupled Multi-Processor System .................................................................2-9
2.4.3 External Cache ........................................................................................................2-10
2.5 SYSTEMS APPLICATIONS......................................................................................... 2-11
2.5.1 Embedded Personal Computers..............................................................................2-12
2.5.2 Embedded Controllers .............................................................................................2-12
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