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    ELM329P 参数 Datasheet PDF下载

    ELM329P图片预览
    型号： ELM329P
    PDF下载： 下载PDF文件 查看货源
    内容描述： CAN解释 [CAN Interpreter]
    分类和应用：
    文件页数/大小： 76 页 / 353 K
    品牌： ELM [ ELM ELECTRONICS ]
     浏览型号ELM329P的Datasheet PDF文件第1页浏览型号ELM329P的Datasheet PDF文件第3页浏览型号ELM329P的Datasheet PDF文件第4页浏览型号ELM329P的Datasheet PDF文件第5页浏览型号ELM329P的Datasheet PDF文件第6页浏览型号ELM329P的Datasheet PDF文件第7页浏览型号ELM329P的Datasheet PDF文件第8页浏览型号ELM329P的Datasheet PDF文件第9页  
    ELM329
    Contents
    Electrical Information
    Pin Descriptions........................................................................... 3
    Unused Pins.................................................................................5
    Absolute Maximum Ratings......................................................... 5
    Electrical Characteristics..............................................................6
    Overview...................................................................................... 7
    Communicating with the ELM329................................................ 7
    AT Commands............................................................................. 9
    AT Command Summary...............................................................9
    AT Command Descriptions........................................................ 11
    Reading the Battery Voltage...................................................... 25
    OBD Commands........................................................................ 26
    Talking to the Vehicle.................................................................27
    Interpreting Trouble Codes........................................................ 29
    Resetting Trouble Codes........................................................... 30
    Quick Guide for Reading Trouble Codes................................... 30
    Selecting Protocols.................................................................... 31
    OBD Message Formats..............................................................32
    Setting the Header / ID Bits........................................................34
    ISO 157645-4 Message Types.................................................. 36
    Multiline Responses................................................................... 37
    Receive Filtering - the CRA command.......................................39
    Using the Mask and Filter.......................................................... 40
    Monitoring the Bus..................................................................... 41
    Mixed ID (11 and 29 bit) Sending...............................................42
    Restoring Order..........................................................................43
    Using Higher RS232 Baud Rates...............................................44
    Setting Timeouts - the AT ST and AT AT Commands............... 46
    SAE J1939 Messages................................................................47
    Using J1939............................................................................... 49
    The FMS Standard.....................................................................52
    Periodic (Wakeup) Messages.................................................... 53
    Altering Flow Control Messages................................................ 54
    Using CAN Extended Addresses............................................... 55
    CAN (Single Wire) Transceiver Modes...................................... 56
    Control Module Operation.......................................................... 56
    Low Power Mode....................................................................... 57
    Programmable Parameters........................................................ 60
    Programmable Parameter Summary......................................... 61
    Compatibility with the ELM327...................................................66
    Modifications for Low Power Standby Operation....................... 66
    Microprocessor Interfaces..........................................................67
    Example Applications.................................................................68
    Error Messages and Alerts.........................................................72
    Outline Diagrams....................................................................... 74
    Ordering Information.................................................................. 74
    Copyright and Disclaimer........................................................... 74
    Index.......................................................................................... 75
    2 of 76
    Using the ELM329
    Advanced Features
    Design Discussions
    Misc
    ELM329DSB
    Elm Electronics – Circuits for the Hobbyist
    www.elmelectronics.com

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