角度传感器steeringanglesensor解析资料.ppt

角度传感器SteeringAngleSensor解析SteeringAngleSensor角度传感器Absolutevaluedeviceforsteeringpositionandanglespeed转向柱位置和角速度绝对值测量装置Initializationaftermax.6最大六度后初始化Anglerange(3*360)测角范围(3*360)Resolution1,4分辨率1,4Tolerance0,2公差0,2Errortolerantsystem容错系统Contactlesslyworkingsystem无接触式工作系统Costoptimizationbyreductionofthenumberofsensors通过减少传感器数量达到成本最优化Multistepcodingsystem多步编码系统2SteeringAngleSensorAssembly角度传感器装配图Digitallycodedsensor数字型代码传感器Opticalsensorelements光学传感部件Redundantcodingsystem冗余编码系统2CONTROLLERSelectronicsconcept两个电子控制器sleepcurrent1mA静止电流 Failsafe mode故障探测-故障安全模式Cost and light intensity optimized due to sensor dedicated light distribution光传感器分布的设计使成本和亮度最优化Black code wheel carries light reflecting tracks黑色解码轮在光反射轨迹上11Lightdistribution光分配Codingisreachedbyreflection通过反射解码Safetyrecordofthefunction,thelighttransmitterisreachedbyaspecialGrayCodearrangement.Areceiverwithlightisfundamentalsubjected,thusthatthesoftwareofeveryonewasentitledthesteeringwheelanglesensortodiagnose.功能的安全记录,光发射器通过特定的灰度编码安排.光接受器基本对应,因此每个接受器的软件程序均棵诊断角度传感器.12analog Track.Block Diagram模块接线图模块接线图主回路主回路副回路副回路角度传感器探测角度传感器探测旋转传感器探测旋转传感器探测电源电源HS-CANLIN-接口接口唤醒唤醒可选可选Analog Track Sensor 13Electronictopic电子课题Digitalcodedsensor数字编码传感器Safetyconceptintegratedinthesystem:2-controllerconcept安全性集成系统:2个控制器Redundancyforsensorreading传感器读取冗余Redundancyformonitoringcruisecontrol监视巡航控制冗余ExternalwindowwatchdogWatchdogtimerineachcontroller-mutualsurveillanceMonitoringofbatteryvoltage每个控制器的外部的看门狗和看门狗时钟-交互式监视电池电压EEPROM4kBitEEPRPM4K位High(/Low)speedC-CANinterface高速(低速)C-CAN接口LINinterfaceLIN接口Quiescentcurrentduringignitionoff:0A点火关时静态电流:0A14Firmwaretopic紧固件课题Controller控制器CodeMemoryspace:编码内存空间ControllerA(Master):A控制器(主控制器)32kByteROM/Flash32K字节ROM/FLASH2kByteRAM2K字节RAMControllerB(Slave):B控制器(副控制器)16kByteROM/Flash16K字节ROM/FLASH2kByteRAM2K字节RAMMain Modules主要模块 OSEK RTOS/TRW RTOSOSEK RTOS/TRW RTOS Inputs/Outputs输入/输出 Angle Data Acquisition角度数据采集 System Control系统控制 Diagnostics诊断 EEPROM/Failsafe MemoryEEPROM/故障安全内存 OSEK NetworkmanagementOSEK 网管 CAN communicationCAN 通讯 LIN communicationLIN 通讯 Intercontroller communication交互控制通讯 Flasher Driver闪光驱动15此此课课件下件下载载可自行可自行编辑编辑修改，修改，仅仅供参考！供参考！感感谢谢您的支持，我您的支持，我们们努力做得更好！努力做得更好！谢谢谢谢