Formation - Le bus FLEXRAY V2.1 (reference 004333A)
 
    Prerequisites
  • Experience of a digital bus is mandatory
    
             
  Course Objectives
  • The course details the hardware implementation and describes the tests required to check the compliance of an equipment
  • The communication scheme which enables both Time and event-triggered communications is explained
  • The course focuses on error recovery mechanisms
  • Implementation examples are described through Freescale and Philips existing devices
    
           
    Duration
  • 2-day course
    
           
    Topics

(The full description of this course can be provided on request)

INTRODUCTION TO FLEXRAY

  • History, X-by-Wire
  • Possible topologies
  • Deterministic data transmission
  • Partitioning
  • Security mechanisms

COMMUNICATION SCHEME

  • Time and event-triggered communications
  • Synchronized time-bases on macrotick basis
  • Time division, slot duration and slot number configuration
  • FTDMA dynamic part of a communication cycle
  • Mini-slot allocation
  • Frame format
  • Message oriented addressing via identifiers
  • Symbol transmission

NODE ARCHITECTURE

  • Bus controller
  • SPI interface
  • CPU parallel interface
  • Node wake-up, power saving mode
  • Media Access Control

TRANSFER PROTOCOL

  • Fault-tolerant and time-triggered services
  • Repetitive vs spontaneous message scheduling
  • Dedicated online diagnosis services
  • Redundant transmission channels
  • Robust coding and bit recognition scheme

PHYSICAL LAYER

  • Error detection and signaling
  • Fault confinement in the Time Domain, Bus Guardian
  • Signal level and bit representation
  • Transmission medium

LINK LAYER

  • Fault confinement
  • Error detection and signalling
  • Message validation
  • Message framing
  • Scheduling and access control

TRANSPORT LAYER

  • Status signalling
  • Frame and data handling
  • Frame filtering and masking

ERROR MANAGEMENT SERVICE

  • Stopping communication
  • Loss of synchronization
  • Degradation concept
  • Immediate passivation
  • Error signalling

DEBUGGING A FLEXRAY APPLICATION

  • Compliance checklists
  • Physical layer testing
  • Protocol conformance verification
    
           
    Documentation

Training manuals will be given to participants during training. Precise and easy of use, those notes can be used as a reference afterwards. 		   
           
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