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第1页共51页潍柴动力自主ECU整车网络通讯技术应用规范潍柴动力股份有限公司第2页共51页目录1.修改记录......................................................................................................................................................................................................................................................32.参考文献......................................................................................................................................................................................................................................................43.规范适用说明..............................................................................................................................................................................................................................................54.术语解释......................................................................................................................................................................................................................................................65.节点源地址列表..........................................................................................................................................................................................................................................76.物理层技术条件..........................................................................................................................................................................................................................................87.发送报文列表(Tx/SendingMessages).................................................................................................................................................................................................108.接收报文列表(Rx/ReceivingMessages).............................................................................................................................................................................................119.发送报文详细描述(Tx/SendingMessages).........................................................................................................................................................................................1310.接收报文详细描述(Rx/SendingMessages).........................................................................................................................................................................................3111、报文配置....................................................................................................................................................................................................................................................49第3页共51页1.修改记录修改日期作者修改原因及内容版本号备注2013.4.10艾聪初始版本V1.02014.2.14艾聪报文完善V2.02014.3.8艾聪新增信号数据精度描述V3.02014.12.28艾聪新增锁车报文V4.02015.3.21艾聪根据新需求修订部分描述V5.02015.5.28艾聪修订部分错误V6.0第4页共51页2.参考文献【1】CAN2.0B【2】ISO11898【3】SAEJ1939/21-CANDataLinkLayer,Issue1994-07,Revised2006-12【4】SAEJ1939/71-CANVehicleApplicationLayer,Issue1994-08,Revised2006-11【5】SAEJ1939/73-CANApplicationLayerDiagnostics,Issue1996-02,Revised2006-09第5页共51页3.规范适用说明【1】本规范适用于潍柴高压共轨系统自主电控单元WISE15,依据SAEJ1939通用协议标准,用于潍柴发动机CAN总线通讯在基于发动机/车辆中的不同电控单元之间传递、交换信息/指令的应用。【2】有关于CAN通讯协议和报文标准均在参考文献中有定义,本文只涉及部分目前潍柴发动机能够支持的特征报文的信息描述,本规范介绍的协议和特征均符合OSI(开放式系统互联)标准。【3】本规范涉及了SAEJ1939协议的数据链路层、车辆应用层和故障诊断层的描述,标准报文部分注有参考出处,非标部分,则按照本规范的注释详细说明其特征。【4】潍柴发动机ECU支持高速CAN通讯网络,如有低速CAN网络接入,则需按照CAN通讯标准进行网络布线,加网关模块进行转换。第6页共51页4.术语解释PGN-parametergroupnumber,参数组,SAEJ1939定义术语,用于描述参数特性EEC-electronicenginecontroller,电控发动机控制器LFE-fueleconomy(liquid),燃油经济性EFL/P1-enginefuellevel/pressure,发动机流体标准/压力EC-engineconfiguration,发动机配置ET-enginetemperature,发动机温度EngR-engineretarder,发动机缓速器TCO1-tachograph,仪表EBC-electronicbrakecontroller,电子刹车控制器DMx-diagnosticmanagement,故障管理TSC1-torquespeedcontrol,扭矩/速度控制TSC1_AE-requestedenginetorque/speed,limitsfromABS/ESP,速度/扭矩控制,来自于ABS/ESPTSC1_DE-requestedenginetorque/speed,limitsfromDrivelineretarder,速度/扭矩控制,来自于驱动缓速系统TSC1_PE-requestedenginetorque/speed,limitsfromPTO,速度/扭矩控制,来自于PTOTSC1_TE-requestedenginetorque/speed,limitsfromTransmission,速度/扭矩控制,来自于传动系TSC1_VE-requestedenginetorque/speed,limitsfromVehicle,速度/扭矩控制,来自于整车TSC1_AR-requestedretardertorque,limitsfromABS/ESP,速度/扭矩控制,来自于ABS/ESPTSC1_DR-requestedretardertorque,limitsfromDrivelineretarder,速度/扭矩控制,来自于驱动缓速系统TSC1_TR-requestedretardertorque,limitsfromTransmission,速度/扭矩控制,来自于传动系TSC1_AR-requestedretardertorque,limitsfromVehicle,速度/扭矩控制,来自于整车PGNRQ-ParameterGroupNumberrequest,参数组申请第7页共51页5.节点源地址列表表5.1为整车CAN网络中不同电控单元或不同功能模块节点集成于同一CAN网络中的目标地址,均按照SAEJ1939协议标准划分。表5.1SAEJ1939CAN节点地址节点地址(Hex)节点地址(Dec)节点名称0x000发动机控制单元0x033传动系控制单元(变速箱)0x0B11电控刹车系(ABS/ASR)0x0F15发动机缓速器0x1016驱动系统缓速器0x1723仪表0x1D29防盗系统0x2133车身控制单元0x2436PTO0x2739车辆智能中心0x2941排气缓速器0xEE238转速表0xF9249故障诊断0x3D61DCU第8页共51页6.物理层技术条件6.1通讯物理介质(线束)双绞线,CANH、CANL参见ECU针脚图:图6-1ECUCAN针脚线束技术要求:线径:0.6mm2;最大双绞间距:25twists/m,即每隔40mm绞一个结;线延迟小于5ns/m;总线长度最大为40m,最多不超过30个节点,且节点与节点间最小要相隔0.1m;节点与总线间距离不超过0.3m;6.2控制器电阻配置发动机电控单元已内置120Ω终端电阻第9页共51页6.3协议标准SAEJ1939CAN2.0B29位标识符支持扩展帧具体参见文献:SAEJ1939
本文标题:潍柴动力自主ECU整车网络通讯技术应用规范-V6-01
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