A computer responds to an interrupt request signal by pushing onto the stack contents of the PC
Question:
A computer responds to an interrupt request signal by pushing onto the stack contents of the PC and the current PSR. The computer then reads new PSR contents from memory from the location given by the interrupt vector address (IVAD). The irst address of the service program is taken from memory at location IVAD + 1.
(a) List the sequence of microoperations implementing the interrupt.
(b) List the sequence of microoperations implementing the return from interrupt.
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Related Book For 
Logic And Computer Design Fundamentals
ISBN: 9780133760637
5th Edition
Authors: M. Morris Mano, Charles Kime, Tom Martin
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