Error determination scan tree apparatus and method
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United States of America Patent
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May 23, 1995
Grant Date -
N/A
app pub date -
Dec 18, 1992
filing date -
Dec 18, 1992
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An error detection scan tree apparatus and method including a plurality of error detection devices in which an error signal generated by an error detection device is propagated from the detection device through the scan tree of minimalistic structure to an error servicing unit. A plurality of scan out points are provided at specific locations within the scan tree that are capable of non-disruptively latching an error signal propagating therethrough so as to facilitate a more efficient scan out of the state of the system upon the occurrence of an error.
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