Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
February 1, 2011
Patent Application Number
10886576
Date Filed
July 9, 2004
Patent Primary Examiner
Patent abstract
A processor core 4 is provided with an interrupt controller 22 which serves to set an interrupt mask bit F and a hardware control when an interrupt fiq occurs. A masking control signal NMI serves to either allow or prevent the software clearing of the interrupt mask bit F.
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