1-How can the CPU recognize the device requesting an interrupt ? 2-Since different devices are likely to require different interrupt service routines, how can the CPU obtain the starting address of the appropriate routine in each case ? 3-Should any device be allowed to interrupt the CPU while another interrupt is being serviced ? 4-How can the situation be handled when two or more interrupt requests occur simultaneously?
1-How can the CPU recognize the device requesting an interrupt ? 2-Since different devices are likely to require different interrupt service routines, how can the CPU obtain the starting address of the appropriate routine in each case ? 3-Should any device be allowed to interrupt the CPU while another interrupt is being serviced ? 4-How can the situation be handled when two or more interrupt requests occur simultaneously?
Chapter4: Processor Technology And Architecture
Section: Chapter Questions
Problem 2PE: If a microprocessor has a cycle time of 0.5 nanoseconds, what’s the processor clock rate? If the...
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![1-How can the CPU recognize the device requesting an interrupt ?
2-Since different devices are likely to require different interrupt service routines, how can the CPU obtain the starting address of the
appropriate routine in each case ?
3-Should any device be allowed to interrupt the CPU while another interrupt is being serviced ?
4-How can the situation be handled when two or more interrupt requests occur simultaneously ?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3fbc0afa-ee77-4d13-9e21-c333f2a34875%2Fee17250a-82af-427d-a000-3f476739360e%2Fm3pxumm_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1-How can the CPU recognize the device requesting an interrupt ?
2-Since different devices are likely to require different interrupt service routines, how can the CPU obtain the starting address of the
appropriate routine in each case ?
3-Should any device be allowed to interrupt the CPU while another interrupt is being serviced ?
4-How can the situation be handled when two or more interrupt requests occur simultaneously ?
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