DBC_File_Format_Documentation(2)

Vector 公司的 DBC 文件格式说明。这类DBC文件可以作为整车CAN网络的描述文件,可以描述各个CAN message(包括ID、传递参数的物理含义等)。

DBC File Format Documentation II

Document Management Revision History

Version Editor Description

Specification created 1.0 of 2007-02-09 Qu

Table of contents

1 Introduction..................................................................................................................1

2 General Definitions......................................................................................................1

3 Structure of the DBC File.............................................................................................2

4 Version and New Symbol Specification......................................................................3

5 Bit Timing Definition....................................................................................................3

6 Node Definitions...........................................................................................................3

7 Value Table Definitions................................................................................................3

7.1 Value Descriptions (Value Encodings).................................................................................4

8 Message Definitions.....................................................................................................4

8.1 Signal Definitions..................................................................................................................4

8.2 Definition of Message Transmitters......................................................................................6

8.3 Signal Value Descriptions (Value Encodings)......................................................................6

9 Environment Variable Definitions...............................................................................6

9.1 Environment Variable Value Descriptions............................................................................7 10

11

12 Signal Type and Signal Group Definitions.........................................................7 Comment Definitions...........................................................................................7 User Defined Attribute Definitions......................................................................8

12.1 Attribute Definitions..............................................................................................................8

12.2 Attribute Values....................................................................................................................8 13

Examples..............................................................................................................8