What is the importance of register in a processor? Elaborate the function of an Interrupt Service Routine (ISR) and Where ISR residing in memory location? Comprehensively write your answer what are the design patterns for writing ISRs which are applicable to external interrupts, software interrupts, and internal interrupts

Systems Architecture
7th Edition
ISBN:9781305080195
Author:Stephen D. Burd
Publisher:Stephen D. Burd
Chapter3: Data Representation
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What is the importance of register in a processor? Elaborate the function
of an Interrupt Service Routine (ISR) and Where ISR residing in memory
location? Comprehensively write your answer what are the design patterns
for writing ISRs which are applicable to external interrupts, software
interrupts, and internal interrupts

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