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Produktbild: FlexRay and its Applications

FlexRay and its Applications Real Time Multiplexed Network

Fr. 168.00

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Beschreibung

Produktdetails

Einband

Gebundene Ausgabe

Erscheinungsdatum

02.04.2012

Verlag

John Wiley & Sons

Seitenzahl

256

Maße (L/B/H)

25.7/17.9/2.3 cm

Gewicht

644 g

Auflage

2. Auflage

Sprache

Englisch

ISBN

978-1-119-97956-2

Beschreibung

Produktdetails

Einband

Gebundene Ausgabe

Erscheinungsdatum

02.04.2012

Verlag

John Wiley & Sons

Seitenzahl

256

Maße (L/B/H)

25.7/17.9/2.3 cm

Gewicht

644 g

Auflage

2. Auflage

Sprache

Englisch

ISBN

978-1-119-97956-2

Herstelleradresse

Libri GmbH
Europaallee 1
36244 Bad Hersfeld
DE

Email: GPSR Kontakt

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  • Produktbild: FlexRay and its Applications
  • Preface xiii

    List of Abbreviations xvii

    Part A 'SECURE REAL TIME' APPLICATIONS

    1 Reminders about the CAN Protocol 3

    1.1 The Limitations of CAN 3

    1.2 'Event-Triggered' and 'Time-Triggered' Aspects 4

    2 The TTCAN Protocol 7

    2.1 TTCAN - ISO 11898-4 7

    2.2 Session Layer 8

    2.3 Principle of Operation of TTCAN 8

    3 Emergence of 'X-by-Wire' Systems 11

    3.1 High Throughput and X-by-Wire 11

    3.2 Redundancy 11

    3.3 High-Level Application Requirements 13

    3.4 High-Level Functional Requirements 14

    Part B THE FLEXRAY CONCEPT AND ITS COMMUNICATION PROTOCOL

    4 The Genesis of FlexRay 19

    4.1 The TTP/C Protocol 19

    4.2 FlexRay 20

    4.3 The FlexRay Consortium 20

    4.4 The Aim of FlexRay 23

    5 FlexRay and Real Time 29

    5.1 Physical Time 29

    5.2 Local Time 30

    5.3 Global View at Network Level - Global Time 32

    5.4 Summarising: Time and its Hierarchies in FlexRay 36

    6 The FlexRay Protocol 41

    6.1 History 41

    6.2 General - Channels, Cycles, Segments and Slots 41

    6.3 Channels and Cycles 44

    6.4 Segments 47

    6.5 Communication Frames 57

    6.6 'SW - Symbol Window' Segment 74

    6.7 'NIT - Network Idle Time' Segment 76

    7 Access to the Physical Layer 77

    7.1 Definition of Tasks 77

    7.2 Execution of the Communication Cycle 80

    7.3 Frame ID (11 Bits) 80

    7.4 Arbitration Grid Level 81

    7.5 Conditions of Transmission and Access to the Medium during the Static Segment 83

    7.6 Conditions of Transmission and Access to the Medium during the Dynamic Segment 84

    7.7 Similarity of the Use of the Dynamic Segment to the Network Access of the CAN Protocol 88

    7.8 Some Additions in the Case of FlexRay Being Used with Two Channels 89

    Appendices of Part B 91

    Appendix B1 Examples of Applications 93

    The BMW X5 (Development Code L6) 93

    A Little Strategy 93

    Global View of the Parameters of the FlexRay System 95

    Desired Functional Parameters 96

    Description and Justification of the Implemented Choice 97

    Appendix B2 Scheduling Problems - Application of the FlexRay Protocol to Static and Dynamic Segments 103

    Introduction 103

    Problems of 'Real Time' Systems 104

    FlexRay 108

    Scheduling Real Time Systems 109

    Different Approaches to Real Time Scheduling 113

    Scheduling in Single-Processor Systems 116

    Algorithms Based on Priorities 116

    Scheduling Communications in Distributed Systems 120

    Problem of Task Allocation in a Distributed System 121

    Scheduling Communications 121

    Policy of Assigning Priorities 126

    Class of Scheduling Problem 127

    Scheduling Algorithm 128

    Conclusion 129

    Part C THE FLEXRAY PHYSICAL LAYER

    8 Creation and Transmission (Tx) of the FlexRay Signal 135

    8.1 Creation of the Signal 135

    8.2 Physical Representation of Bits 136

    8.3 Line Driver 'Tx' 138

    9 Medium, Topology and Transport of the FlexRay Signal 143

    9.1 Medium 143

    9.2 Effects Linked to Propagation 146

    9.3 Topologies and Consequences for Network Performance 147

    9.4 Single-Channel, Dual-Channel and Multi-Channel Communication Topologies 151

    9.5 The FlexRay Topologies 153

    9.6 Examples of Topologies 159

    10 Reception of the FlexRay Signal 165

    10.1 Signal Reception Stage 165

    10.2 Processing of the Received Signal by the Communication Controller 170

    11 The Bit Error Rate (BER) 175

    11.1 Integrity of Signal and BER 175

    11.2 Eye Diagram 175

    11.3 Relationship between the Integrity of the Signal, the Eye Diagram and the BER 180

    12 Modelling and Simulating the Performance of a Network 185

    12.1 Modelling and Simulating the Performance of a Network and its Topology 185

    12.2 Modelling the Elements of the Network 185

    12.3 Simulation 188

    13 Summary on the Physical Layer of FlexRay 193

    Part D SYNCHRONISATION AND GLOBAL TIME

    14 Communication Cycle, Macrotick and Microtick 197

    14.1 The FlexRay Time Hierarchy 197

    14.2 Synchronisation in a Network of TDMA-FlexRay Type 198

    14.3 Proposed Solution to the Problem 202

    14.4 Application and Implementation of Corrective Values 214

    14.5 Summary 218

    15 Network Wakeup, Network Startup and Error Management 223

    15.1 Network Wakeup Phase 223

    15.2 Network Startup Phase 225

    15.3 Error Management 226

    16 FlexRay v3.0 231

    16.1 Protocol Enhancements 231

    16.2 Physical Layer Enhancements 235

    16.3 FlexRay and ISO 239

    16.4 FlexRay in Other Industries 240

    Part E ARCHITECTURE OF A NODE, COMPONENTS AND DEVELOPMENT AID TOOLS

    17 Architecture of a FlexRay Node 245

    17.1 The Major Components of a Node 245

    17.2 Architecture of the Processor and Protocol Manager 245

    18 Electronic Components for the FlexRay Network 249

    18.1 The Component Range 249

    18.1.1 FlexRay Protocol Manager 250

    18.2 EMC and EMC Measurements 263

    18.3 Protection from ESD 265

    18.4 Conformity Tests 265

    18.5 Bus Guardian 267

    19 Tools for Development, Integration, Analysis and Testing 271

    19.1 The V-Shaped Development Cycle 271

    19.2 DaVinci Network Designer (Point 1 of the V Cycle) 271

    19.3 CANoe.FlexRay 273

    19.4 FlexRay CANalyzer (Covers Points 2, 4 and 5 of the V Cycle) 276

    19.5 Test and Diagnostics (Point 6 of the V Cycle) 277

    19.6 Features of the FlexRay Protocol 278

    19.7 Communication Interface 280

    20 Implementation of FlexRay Communication in Automotive Logic Controllers 283

    20.1 FlexRay and AUTOSAR 283

    20.2 The AUTOSAR Partnership 284

    20.3 Communication in an AUTOSAR System 284

    Appendix of Part E 291

    21 Conclusion 297

    Appendix 1 The Official Documents 299

    Appendix 2 Principal Parameters of the FlexRay Protocol 301

    Bibliography 311

    Index 313