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Specification of a Diagnostic Communication

Manager for SAE J1939

AUTOSAR CP R19-11

1 of 97 Document ID 610: AUTOSAR_SWS_SAEJ1939DiagnosticCommunicationManager

- AUTOSAR confidential -

Document Title

Specification of a Diagnostic

Communication Manager for

SAE J1939

Document Owner

AUTOSAR

Document Responsibility

AUTOSAR

Document Identification No

610

Document Status

published

Part of AUTOSAR Standard

Classic Platform

Part of Standard Release

R19-11

Document Change History

Date

Release

Changed by

Change Description

2019-11-28

R19-11

AUTOSAR

Release

Management

 Added generic DMx support

 Fixed tracing to RS Diagnostics

 Improved API and service port

tables

 Changed Document Status from

Final to published

2018-10-31

4.4.0

AUTOSAR

Release

Management

 Changed header file structure

 Separate buffer for DM35

 Fixed “SPN support type” bit value

 Fixed API towards DEM

2017-12-08

4.3.1

AUTOSAR

Release

Management

 Fixed instance reference to

application data elements used for

environmental checks

 Retry of failed transmissions

 Introduction of runtime errors

2016-11-30

4.3.0

AUTOSAR

Release

Management

 Clarifications, Corrections and

Optimization

 DM1 max number of DTC to be set

to configurable

 Support of DM53, DM54, and DM55

 Extend J1939DcmBusType with

new enumerators

2015-07-31

4.2.2

AUTOSAR

Release

Management

 Clarifications

 DM01 handling on multiple networks

 DM19 updated negative response

code

Specification of a Diagnostic Communication

Manager for SAE J1939

AUTOSAR CP R19-11

4 of 97 Document ID 610: AUTOSAR_SWS_SAEJ1939DiagnosticCommunicationManager

- AUTOSAR confidential -

Table of Contents

1 Introduction and functional overview .................................................................. 7

1.1 Diagnostics according to SAE J1939............................................................ 7

2 Acronyms and abbreviations .............................................................................. 8

3 Related documentation ...................................................................................... 9

3.1 Input documents ........................................................................................... 9

3.2 Related standards and norms .................................................................... 10

3.3 Related specification .................................................................................. 10

4 Constraints and assumptions ........................................................................... 11

4.1 Limitations .................................................................................................. 11

4.2 Applicability to car domains ........................................................................ 11

5 Dependencies to other modules ....................................................................... 12

5.1 File structure ............................................................................................... 14

5.1.1 Code file structure ................................................................................... 14

5.1.2 Header file structure ................................................................................ 14

6 Requirements traceability ................................................................................. 15

7 Functional specification .................................................................................... 16

7.1 Overview .................................................................................................... 16

7.1.1 Supported diagnostic messages ............................................................. 16

7.2 Module Handling ........................................................................................ 17

7.2.1 Initialization ............................................................................................. 17

7.3 Message processing ................................................................................... 18

7.3.1 Reception of Requests ............................................................................ 18

7.3.2 Failed message transmission ................................................................. 19

7.3.3 Termination of message ......................................................................... 19

7.3.4 Handling of Meta Data ............................................................................ 20

7.4 Communication State Handling .................................................................. 20

7.5 Mode dependent request execution ........................................................... 20

7.6 J1939Dcm – DEM interaction ..................................................................... 22

7.6.1 DTC status .............................................................................................. 22

7.6.2 FreezeFrame .......................................................................................... 23

7.6.3 Ratio ....................................................................................................... 25

7.6.4 Service Only DTCs ................................................................................. 26

7.7 Diagnostic messages ................................................................................. 27

7.7.1 Diagnostic message 1 (DM01) ................................................................ 27

7.7.2 Diagnostic message 2 (DM02) ................................................................ 28

7.7.3 Diagnostic message 3 (DM03) ................................................................ 28

7.7.4 Diagnostic message 4 (DM04) ................................................................ 29

7.7.5 Diagnostic message 5 (DM05) ................................................................ 29

7.7.6 Diagnostic message 6 (DM06) ................................................................ 29

7.7.7 Diagnostic message 11 (DM11) .............................................................. 30

7.7.8 Diagnostic message 12 (DM12) .............................................................. 30

Specification of a Diagnostic Communication

Manager for SAE J1939

AUTOSAR CP R19-11

5 of 97 Document ID 610: AUTOSAR_SWS_SAEJ1939DiagnosticCommunicationManager

- AUTOSAR confidential -

7.7.9 Diagnostic message 13 (DM13) .............................................................. 31

7.7.10 Diagnostic message 19 (DM19) .............................................................. 32

7.7.11 Diagnostic message 20 (DM20) .............................................................. 33

7.7.12 Diagnostic message 21 (DM21) .............................................................. 33

7.7.13 Diagnostic message 23 (DM23) .............................................................. 33

7.7.14 Diagnostic message 24 (DM24) .............................................................. 34

7.7.15 Diagnostic message 25 (DM25) .............................................................. 34

7.7.16 Diagnostic message 26 (DM26) .............................................................. 34

7.7.17 Diagnostic message 28 (DM28) .............................................................. 35

7.7.18 Diagnostic message 29 (DM29) .............................................................. 35

7.7.19 Diagnostic message 31 (DM31) .............................................................. 36

7.7.20 Diagnostic message 35 (DM35) .............................................................. 36

7.7.21 Active Service Only DTCs (DM53) .......................................................... 37

7.7.22 Previously Active Service Only DTCs (DM54) ........................................ 37

7.7.23 Diagnostic Data Clear/Reset for All Service Only DTCs (DM55) ............ 38

7.8 Error Classification ..................................................................................... 38

7.8.1 Development Errors ................................................................................ 38

7.8.2 Runtime Errors ........................................................................................ 39

7.8.3 Transient Faults ...................................................................................... 39

7.8.4 Production Errors .................................................................................... 39

7.8.5 Extended Production Errors .................................................................... 39

8 API specification ............................................................................................... 40

8.1 Imported types ............................................................................................ 40

8.2 Type definitions .......................................................................................... 41

8.2.1 J1939Dcm_ConfigType .......................................................................... 41

8.2.2 J1939Dcm_StateType ............................................................................ 41

8.3 Function definitions..................................................................................... 42

8.3.1 J1939Dcm_Init ........................................................................................ 42

8.3.2 J1939Dcm_DeInit ................................................................................... 42

8.3.3 J1939Dcm_GetVersionInfo ..................................................................... 43

8.3.4 J1939Dcm_SetState ............................................................................... 43

8.3.5 J1939Dcm_GenericDMxTransmit ........................................................... 45

8.4 Call-back notifications ................................................................................. 46

8.4.1 J1939Dcm_RequestIndication ................................................................ 46

8.4.2 J1939Dcm_RxIndication ......................................................................... 47

8.4.3 J1939Dcm_TxConfirmation .................................................................... 48

8.4.4 J1939Dcm_StartOfReception ................................................................. 50

8.4.5 J1939Dcm_CopyRxData ........................................................................ 51

8.4.6 J1939Dcm_TpRxIndication ..................................................................... 52

8.4.7 J1939Dcm_CopyTxData ......................................................................... 53

8.4.8 J1939Dcm_TpTxConfirmation ................................................................ 55

8.4.9 Call-back notifications from DEM ............................................................ 56

8.5 Scheduled functions ................................................................................... 56

8.5.1 J1939Dcm_MainFunction ....................................................................... 57

8.6 Expected Interfaces .................................................................................... 57

8.6.1 Mandatory Interfaces .............................................................................. 57

8.6.2 Optional Interfaces .................................................................................. 57

8.6.3 Configurable interfaces ........................................................................... 59

8.7 Service Interfaces ....................................................................................... 64

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