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    • 7. 发明申请
    • Method for Transmitting Data From and to a Control Device
    • 从控制设备传输数据的方法
    • US20090083463A1
    • 2009-03-26
    • US12226703
    • 2007-04-19
    • Axel Aue
    • Axel Aue
    • G06F13/42F02D45/00
    • H04L12/40032H04L2012/40215H04L2012/40273
    • A method for transmitting data from and to a control device, in particular an engine control device for a motor vehicle that has a first communication interface and a second communication interface, the method having the following steps: connecting the first communication interface to a development tool, and connecting the second communication interface to one or more function units during the development phase of the control device, transmitting data from the control device to the development tool via the first communication interface using a first communication protocol, transmitting data from the development tool to the control device via the first communication interface using the first communication protocol, breaking the connection between the first communication interface and the development tool, connecting the first communication interface to one or more additional 20 function units, and transmitting data between the control device and the other function unit or function units via the first communication interface using a second communication protocol.
    • 一种用于从控制装置,特别是具有第一通信接口和第二通信接口的机动车辆的发动机控制装置发送数据的方法,该方法具有以下步骤:将第一通信接口连接到开发工具 并且在所述控制装置的开发阶段将所述第二通信接口连接到一个或多个功能单元,使用第一通信协议经由所述第一通信接口从所述控制装置向所述开发工具发送数据,将数据从所述开发工具传送到 所述控制装置经由所述第一通信接口使用所述第一通信协议,破坏所述第一通信接口和所述开发工具之间的连接,将所述第一通信接口连接到一个或多个附加的20个功能单元,以及在所述控制设备和所述控制设备之间传送数据 其他功能单元或功能单元 经由第一通信接口使用第二通信协议。
    • 8. 发明授权
    • Method for reliably verifying a memory area of a microcontroller in a control unit and control unit having a protected microcontroller
    • 用于可靠地验证控制单元中的微控制器的存储区域和具有被保护的微控制器的控制单元的方法
    • US07293148B2
    • 2007-11-06
    • US10534372
    • 2003-11-05
    • Klaus SchneiderAxel Aue
    • Klaus SchneiderAxel Aue
    • G06F12/14
    • G06F21/71
    • A method is provided for controlling a microcontroller in a control unit in a motor vehicle, having a processor core, at least one read-only memory area and at least one rewritable memory area, at least one control program which is intended to be processed by the processor core being stored in the rewritable memory area. In order to provide a method for controlling a microcontroller in a control unit that better protects the verification of memories of the microcontroller against unauthorized intervention, a verification program is stored in a write-once memory area of the rewritable memory area and a service program is stored in the read-only memory area. The verification program is called by the control program via the service program at regular intervals and verifies at least part of the rewritable memory area. In addition, the service program resets a counter. A RESET of the control unit is triggered by the verification program when manipulation of the verified memory area is detected or by the counter in the event of counter overflow.
    • 提供了一种用于控制机动车辆中的控制单元中的微控制器的方法,其具有处理器核心,至少一个只读存储器区域和至少一个可重写存储器区域,至少一个控制程序旨在由 处理器核心存储在可重写存储器区域中。 为了提供一种用于控制控制单元中的微控制器的方法,其更好地保护对微控制器的存储器的验证以防未经授权的干预,将验证程序存储在可重写存储器区域的一次写入存储器区域中,并且服务程序为 存储在只读存储器区域中。 验证程序由控制程序经由服务程序以规则的间隔调用,并验证至少部分可重写存储器区域。 另外,服务程序重置一个计数器。 当检测到验证的存储区域的操作时,由验证程序触发控制单元的复位,或者在计数器溢出的情况下由计数器触发控制单元的复位。
    • 9. 发明申请
    • Method and device for monitoring an electronic circuit
    • 用于监控电子电路的方法和装置
    • US20070033492A1
    • 2007-02-08
    • US10544560
    • 2004-02-09
    • Jochen WeberAxel Aue
    • Jochen WeberAxel Aue
    • G11C29/00
    • G06F21/64G06F11/1068G06F21/52
    • A method and apparatus for monitoring an electronic control system such that provision is made for the complete data of at least one memory to be read sequentially into an ECC unit, which can be filled very rapidly from the memory, and automatically checked there, with no need to transfer the complete data in time-consuming fashion to a processor; the ECC check width encompassing the data of a plurality of memory cells of the memory and being able to be a multiple of the read word width of the processor; an additional datum being created in each case for the data of a ECC check width and being storable in the memory, and the entire code/data region of the at least one memory therefore being able to be checked, outside the ongoing instruction accesses, by the fact that for each request by the processor for the contents of a single memory cell, the ECC unit is filled from the memory to the entire ECC check width including the additional datum; a check datum being created from the data of the complete ECC check width and the check datum automatically being compared, in the ECC unit, with the stored additional datum.
    • 一种用于监控电子控制系统的方法和装置,使得为了将要被顺序读取的至少一个存储器的完整数据提供给ECC单元,该ECC单元可以从存储器中非常快速地填充并且在那里自动检查,没有 需要将完整的数据以耗时的方式传输到处理器; 所述ECC检查宽度包含所述存储器的多个存储器单元的数据,并且能够是所述处理器的读取字宽度的倍数; 在每种情况下创建用于ECC检查宽度的数据并且可存储在存储器中的附加数据,并且所述至少一个存储器的整个代码/数据区域能够在正在进行的指令访问之外通过 事实是,对于处理器对于单个存储器单元的内容的每个请求,将ECC单元从存储器填充到包括附加数据的整个ECC检查宽度; 根据完整的ECC检查宽度的数据和在ECC单元中自动比较检查数据的检查数据与存储的附加数据一起创建。