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    • 1. 发明授权
    • Data transfer abnormality processing system
    • 数据传输异常处理系统
    • US4500953A
    • 1985-02-19
    • US276549
    • 1981-06-23
    • Fumihiko TakezoeJunichi Fujii
    • Fumihiko TakezoeJunichi Fujii
    • G06F11/00G06F11/07G06F13/00G06F13/42G06F9/00
    • G06F11/0772G06F11/0745G06F13/4208
    • A data processing system including a data transfer abnormality processing unit in which delays caused by the production of a data transfer abnormality signal during a data transfer cycle period are eliminated. A bus controller, a memory unit and one more data processing units are connected in parallel to a common bus which includes a data transfer abnormality signal line. The bus controller includes a data register which receives data from the common bus, delaying it for one cycle period before applying it to a transfer abnormality check circuit. The transfer abnormality signal produced by the transfer abnormality check circuit is stored in a transfer abnormality setting flip-flop in each data processing circuit with a clock pulse which is produced delayed with respect to a bus use permission signal.
    • 一种数据处理系统,包括数据传送异常处理单元,其中消除了在数据传送周期期间由数据传送异常信号产生引起的延迟。 总线控制器,存储器单元和多个数据处理单元并行连接到包括数据传输异常信号线的公共总线。 总线控制器包括从公共总线接收数据的数据寄存器,在将其应用于传送异常检查电路之前将其延迟一个周期。 由传送异常检查电路产生的传送异常信号被存储在每个数据处理电路中的传输异常设置触发器中,该时钟脉冲相对于总线使用许可信号延迟产生。