XCP
Version 1.1
Part 3 - Transport Layer Specification
XCP on FlexRay
Part 3 – XCP on FlexRay – Transport Layer Specification
A ssociation for S tandardisation of
违反和解除劳动合同的经济补偿办法
A utomation and M easuring Systems
Dated:31-03-2008
©ASAM e. V.
Part 3 - Transport Layer Specification XCP on FlexRay
2 XCP Version 1.1 Relea
Status of Document
Date: 31-03-2008
知否知否结局Authors:
Roel Schuermans, Vector Informatik GmbH Andreas Zeir, Vector Informatik GmbH Oliver Kitt, Vector Informatik GmbH
成都武侯祠Hans-Georg Kunz, VDO Automotive AG Hendirk Amsbeck, dSPACE GmbH Bastian Kellers, dSPACE GmbH Boris Ruoff, ETAS GmbH
Reiner Motz, Robert Bosch GmbH Dirk Forwick, Robert Bosch GmbH Version: Version 1.1 Doc-ID:
Status: Relea Type
Part 3 - Transport Layer Specification XCP on FlexRay
XCP Version 1.1 Relea
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这一次意外3
Revision History
This revision history shows only major modifications between relea versions.
Date Author Filename Comments
2008-03-31 R.Schuermans
Relead document
Part 3 - Transport Layer Specification XCP on FlexRay
4 XCP Version 1.1 Relea
Part 3 - Transport Layer Specification XCP on FlexRay
XCP Version 1.1 Relea
5
Table of contents
0 Introduction
9
0.1 The X CP Protocol Family 9 0.2 Documentation Overview 10 0.3 Definitions and Abbreviations
11 0.4 Mapping between XCP Data Types and ASAM Data Types 12 0.5 Normative Reference
13
1 The X CP Transport Layer for FlexRay
14
1.1 FlexRay frames transporting X CP 14 1.1.1 LPDU_ID
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14 1.1.2 FlexRay frame type 15 1.1.3 Maximum FlexRay length 15 1.2 Addressing
16 1.2.1 XCP-dedicated LPDU_IDs on the network 16 1.2.2 XCP-dedicated buffers in the slave
16 1.2.2.1 Assignment of LPDU_IDs to buffers 17 1.2.2.2 Assignment of X CP-packets to buffers 18 1.2.3 Multiple X CP-slaves using exclusive LPDU_IDs 19 1.2.4 Multiple X CP-slaves competing for LPDU_IDs
20 1.2.4.1 Node address for X CP
黯无边界20 1.2.4.2 Mutually exclusive activation of X CP-dedicated buffers 20 1.2.4.3 Reconfiguration of X CP-dedicated buffers 20 1.2.5 U of X CP-dedicated buffers within the slave 21 1.3 Communication Model 22 1.4 Header and Tail 23 1.4.1 Header
23 1.4.1.1 Node Address for X CP (NAX) 24 1.4.1.2 Counter (CTR) 24 1.4.1.3 Fill
十五税一24 1.4.1.4 Length (LEN) 24 1.4.2 Tail
25 1.4.2.1 Single X CP message in one FlexRay frame 25 1.4.2.2 Multiple X CP messages in one FlexRay frame 26 1.5 The Limits of performance
27
2 Specific commands for X CP on FlexRay
28
2.1 Assign/Deassign FlexRay LPDU-Identifiers to buffers 29 2.2 Activate Communication of a FlexRay buffer 31
