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    • 76. 发明申请
    • SYSTEM AND METHOD FOR CONDITIONING AND IDENTIFYING BAD BLOCKS IN INTEGRATED CIRCUITS
    • 在集成电路中调节和识别边缘块的系统和方法
    • US20090113262A1
    • 2009-04-30
    • US11862894
    • 2007-09-27
    • Brandon Lee FernandesBenjamin Louie
    • Brandon Lee FernandesBenjamin Louie
    • G01R31/3177G06F11/25
    • G01R31/318536
    • An electronic system of an Integrated circuit (IC) for conditioning and identification of bad blocks in the IC is disclosed. The electronic system includes at least one cyclic scan chain and at least one multiplexer. A cyclic scan chain includes a plurality of flip-flops, which are connected in a cascaded manner. A multiplexer is connected between two adjacent flip-flops of the cyclic shift register. The multiplexer has a first input pin connected to output of a first flip-flop, a second input pin connected to a user pin and an output pin connected to an input of a second flip-flop. The multiplexer is configured to condition the plurality of flip-flops through the user pin by programming logic bits in the plurality of flip-flop. The output of the first flip-flop is configured to read the logic bits in the plurality of flip-flops to identify a bad block in the IC.
    • 公开了一种用于调节和识别IC中坏块的集成电路(IC)的电子系统。 电子系统包括至少一个循环扫描链和至少一个多路复用器。 循环扫描链包括以级联方式连接的多个触发器。 多路复用器连接在循环移位寄存器的两个相邻的触发器之间。 多路复用器具有连接到第一触发器的输出的第一输入引脚,连接到用户引脚的第二输入引脚和连接到第二触发器的输入的输出引脚。 复用器被配置为通过编程多个触发器中的逻辑位来通过用户引脚来调节多个触发器。 第一触发器的输出被配置为读取多个触发器中的逻辑位以识别IC中的坏块。