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How is a PC value to be saved to the system stack at exceptional interrupt occurrence?

April 26, 2017exceptional interrupt OCCURRENCE pc Saved stack system value

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How is a PC value to be saved to the system stack at exceptional interrupt occurrence?

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• Answer :The exceptional interrupt occurs when an undefined instruction is executed. The program address containing the undefined instruction is saved to the system stack. Note that the stack operation of the PC value is different for an ordinary interrupt.