What is an interrupt service routine?


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More 86 Family Interview Questions

Explain the addresses which are bit addressable?

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How many i/o ports are present in the 8086?

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What is the maximum internal clock frequency of 8086?

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what are the differences between isolated i/o and memory mapped i/o

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How can you increase ports of a microprocessor?

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Why the lower byte address bus(a0-a7) and data bus (d0-d7) are multiplexed?

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Can port 0 be used as input output port?

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How many bit microprocessor is the 8086 microprocessor?

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What are hardware interrupts?

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In 8085, power and frequency can be checked by connecting the wire with which pins?

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Explain dma?

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Does alu have any storage facility?

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