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    • 53. 发明公开
    • BOUNDARY SCANNING ELEMENT AND COMMUNICATION EQUIPMENT USING THE SAME
    • 边界扫描元件和使用该元件的通信设备
    • EP0987634A1
    • 2000-03-22
    • EP98923083.4
    • 1998-06-02
    • KOKEN CO., LTD.
    • NAGOYA, Mitsugu
    • G06F11/22G01R31/28
    • G01R31/318536G01R31/2815G01R31/318533G01R31/318572
    • Provided is a boundary scan element which includes a plurality of input terminal side boundary cells which are connected in series, each being individually allocated to corresponding one of input terminals; a plurality of output terminal side boundary cells which are connected in series, each being individually allocated to corresponding one of output terminals; a TAP circuit for controlling input/output of data to/from the boundary cells on the input/output terminal sides; a TDI terminal for receiving serial data to be supplied to the boundary cells; a TDO terminal for outputting the data from the boundary cells as serial data; a TCK terminal for receiving clock signals; and a TMS terminal for receiving a mode signal to switch an operation mode of the TAP circuit, wherein the boundary cells on the input/output terminal sides are connected in parallel between the TDI and TDO terminals, respectively, and wherein two sets of combinations composed of the input terminal side boundary cells, the output terminal boundary cells, the TDI terminal, the TDO terminal and the TAP circuit are provided.
    • 提供了一种边界扫描元件,其包括串联连接的多个输入端子侧边界单元,每个输入端子侧边界单元被分别分配给相应的一个输入端子; 多个输出端子侧边界单元,其串联连接,每个输出端子侧边界单元被分别分配给对应的一个输出端子; TAP电路,用于控制输入/输出端侧上的边界单元的数据的输入/输出; 用于接收要提供给边界单元的串行数据的TDI终端; TDO终端,用于将来自边界单元的数据作为串行数据输出; 用于接收时钟信号的TCK端子; 以及用于接收模式信号以切换TAP电路的操作模式的TMS终端,其中输入/输出终端侧上的边界单元分别并联连接在TDI和TDO终端之间,并且其中两组组合 输入端子侧边界单元,输出端子边界单元,TDI端子,TDO端子和TAP电路被提供。
    • 54. 发明公开
    • COMMUNICATION SYSTEM
    • 通讯系统
    • EP0987633A1
    • 2000-03-22
    • EP98923061.0
    • 1998-06-01
    • KOKEN CO., LTD.
    • NAGOYA, Mitsugu
    • G06F11/22G01R31/28
    • G01R31/318536G01R31/2815G01R31/318533G01R31/318572
    • There is provided a communication system including: boundary scan elements having a plurality of boundary cells individually assigned to respective input terminals and output terminals, a TAP circuit for controlling input and output of data to or from the boundary cells, a TDI terminal and TDO terminal for inputting or outputting serial data to or from the boundary cells, a TCK terminal to which a clock signal is input, and a TMS terminal to which a mode signal for switching the operation mode is input; a plurality of terminal units connected with the respective boundary scan elements; a communication controller connected in series with the boundary scan elements for individual control of the terminal units; incoming communication lines establishing individual connection between the boundary scan elements adjoining each other, and between the boundary scan elements and the communication controller; a outgoing communication line establishing connection between the communication controller and the boundary scan element positioned at the backmost; a clock signal line; a mode signal line; and a cable formed by binding up these communication lines and signal lines.
    • 提供了一种通信系统,包括:边界扫描元件,其具有分别分配给各个输入端子和输出端子的多个边界单元; TAP电路,用于控制到或来自边界单元的数据的输入和输出; TDI端子和TDO端子 用于向边界单元输入或输出串行数据,输入时钟信号的TCK端子以及输入用于切换操作模式的模式信号的TMS端子; 多个终端单元,与相应的边界扫描元件连接; 与边界扫描元件串联连接的通信控制器,用于单独控制终端单元; 传入通信线路,建立彼此相邻的边界扫描元件之间以及边界扫描元件和通信控制器之间的个体连接; 建立通信控制器与位于最后面的边界扫描元件之间的连接的输出通信线; 时钟信号线; 模式信号线; 以及通过捆绑这些通信线路和信号线而形成的电缆。
    • 55. 发明公开
    • BOUNDARY SCAN ELEMENT AND COMMUNICATION DEVICE MADE BY USING THE SAME
    • KOMMUNIKATIONSVORRICHTUNG DIESES VERWENDET的SCHNITTSTELLENABTASTUNGSELEMENT
    • EP0987632A1
    • 2000-03-22
    • EP98921883.9
    • 1998-05-29
    • KOKEN CO., LTD.
    • NAGOYA, Mitsugu
    • G06F11/22G01R31/28
    • G01R31/318536G01R31/2815G01R31/318533G01R31/318572
    • There are provided a boundary scan element including a plurality of input-terminal-side boundary cells connected in series and assigned individually to respective input terminals, a plurality of output-terminal-side boundary cells connected in series and assigned individually to respective output terminals, a TAP circuit for controlling input and output of data to or from the input-terminal-side and output-terminal-side boundary cells, a TDI terminal for inputting serial data to be provided to the boundary cells, a TDO terminal for outputting data from the boundary cells as serial data, a TCK terminal to which a clock signal is input, and a TMS terminal to which a mode signal is input to switch an operation mode of the TAP circuit, characterized in that the input-terminal-side boundary cells and the output-terminal-side boundary cells are connected in parallel between the TDI terminal and the TDO terminal; and a communication system using the same.
    • 提供了一种边界扫描元件,其包括串联连接并分别分配给各个输入端子的多个输入端侧边界单元,串联连接并分别分配给各个输出端子的多个输出端侧边界单元, TAP电路,用于控制输入和输出来自输入端侧和输出端边界单元的数据的输入和输出; TDI端子,用于输入要提供给边界单元的串行数据; TDO端子,用于从 作为串行数据的边界单元,输入时钟信号的TCK端子和输入模式信号的TMS端子来切换TAP电路的工作模式,其特征在于,输入端侧边界单元 输出端侧边界单元并联在TDI端子和TDO端子之间; 以及使用该通信系统的通信系统。