×

Pre-stored vector interrupt handling system and method

  • US 6,889,279 B2
  • Filed: 12/11/2000
  • Issued: 05/03/2005
  • Est. Priority Date: 12/11/2000
  • Status: Expired due to Fees
First Claim
Patent Images

1. In a system comprising a processor configured to execute program code instructions stored in a program store, a pre-stored vector interrupt handling system, comprising:

  • an interrupt vector store comprising a plurality of interrupt vectors;

    an interrupt control device connected to a plurality of interrupt request signals, said interrupt control device outputting an interrupt request signal to the processor; and

    a selector, responsive to the processor'"'"'s cycle type signal, for selecting between a program code instruction from the program store and an interrupt vector from said interrupt vector store to be loaded directly into an execution unit of the processor.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×