CANVehicleDRIVERIMPL.docx

CANVehicleDRIVERIMPL.docx

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CANVehicleDRIVERIMPL

CONFIDENTIAL

TJU—IFXAutomotiveElectronicJointLaboratory

StateKeyLaboratoryofEngines

TianJinUniversity,China

GEMS–K1

CANVehicledriverimplementationdocument

Revisionhistory

Version

By

Modifications

V0.1,20thNov.2008

Hoangchao.Zhang

Creation

Summary

Revisionhistory2

Summary3

1Introduction4

1.1Overview4

1.2Reference4

2Typedefinition5

3GlobalVariable6

4FunctionDefinitions7

4.1CAN_vInit7

4.2CCP_DAQPack7

4.3CCP_DAQSend8

5CANNodCofig9

5.1CanbusBandRate9

5.2CanMessage9

6ResourcesConfiguration10

6.1PeriperalConfig10

6.2InterruptConfig10

7CompileEnvironment10

1Introduction

1.1Overview

ThisdocumentdescribestheimplementationoftheCANVehicledrivertobedevelopedintheframeoftheGEMS-K1project.ItisbasedontheCANVehiclespecificationdocument.

TheCANVehicledriverisimplementedbytricoreofTC1766

TheCANvehicledriveroffersameanstosendtheengineconditioninformationonCANbus..

ThepurgeisimplementedwithCANmoduleincludingCANinitializationfunction,CANvehiclefunctions.

1.2Reference

[1]CANVehicle_DRIVER_SPEC.doc

[2]

2Typedefinition

Type

Description

Range

3GlobalVariable

Varialbes

Type

Description

4FunctionDefinitions

4.1CAN_vInit

Syntax

voidCAN_vInit（void）

Parameters

none

Return

none

Notification

Description

ThisfunctiondefinitionconfiguretheCANmodule

Indetailsthefunctionconfiguresthefollowing:

∙ConfigureCANmodule

∙

∙

Reentrancy

No

Remarks

4.2CCP_DAQPack

Syntax

voidCCP_DAQPack（void）

Parameters

None

Return

None

Notification

Description

TheprocessingpreparethedataofengineinformationforsendingonCANbus.

Reentrancy

No

Remarks

4.3CCP_DAQSend

Syntax

voidCCP_DAQSend（void）

Parameters

None

Return

None

Notification

Description

TheprocessingroutinesendthedatainturnsonCANbus

Reentrancy

No

Remarks

5CANBusConfiguration

CanbusBandRate

ConfigurationoftheCANNodeBaudRateis500Kkbaud.

Pin3.12usedasRXDCAN0

Pin3.13usedasTXDCAN0

CanMessage

PID

1

2

3

4

5

6

7

ODT0

10

Speed1

Speed2

ETC1

ETC2

Padl1

Padl2

ODT1

11

Map1

Map2

AirP1

AirP2

VVT_Phase

VVT_Phase

ODT2

12

CoolantT1

CoolantT2

AirT1

AirT2

OBD_FlsCde

OBD_FlsCde

ODT3

13

Lambda1

Lambda2

Knock1

Knock2

A/C_Pswitch

A/C_Switch

ODT4

14

Battery1

Battery2

Senser5v1

Senser5v2

ODT5

15

ETC_Out1

ETC_Out2

InjPW1

InjPW2

IgnAdv1

IgnAdv2

ODT*meansdifferentCANmessage

1,2-7meanstheCANbytesintheCANmessage

**1,s**2meansaintegratedvariableinCANmessage.Forexample:

the16bitsofSpeed1andspeed2contentsthevariableofSpeedinshortformat.

6ResourcesConfiguration

6.1PeriperalConfig

Source

ID

Description

Massage16

0x1C001100

SendtheinformationonCANbuswiththeCANID0x1C001100

Pin3.12

RXDCAN0

Pin3.13

TXDCAN0

6.2InterruptConfig

Source

SRN

TOS

Priority

Name

Description

7CompileEnvironment

CompileTool:

TaskingVX-ToolsetforTricorev2.2r3