Device with programmable scan chain for use in multi-chip assembly and programming method therefor

Device with programmable scan chain for use in multi-chip assembly and programming method therefor

  • CN 1,996,035 A
  • Filed: 12/31/2005
  • Published: 07/11/2007
  • Est. Priority Date: 12/31/2005
  • Status: Active Grant
First Claim
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1. one kind has the device that can plan scan chain, comprising:

  • The one scan chain has one scan input port and one scan output port;

    A plurality of first input/output end ports;

    One input port selector switch, select described first input/output end port one of them, couple described scan input end mouth;

    A plurality of second input/output end ports;

    AndOne output port selector, select described second input/output end port one of them, couple described scanning output end mouth.

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