Answer Posted / deepika arora

1.immediate addressing mode
2.register addressing mode
3.register indirect addressing mode
4.direct addressing mode
5.indirect addressing mode
6.relative addressing mode
7.indexed addressing mode
8.base addressing mode
9.auto increment addressing mode
10.auto decrement addressing mode

explain about externally initiated operations

657

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What is a locator?

694

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How to detect a sequence of "1101" arriving serially from a signal line?

643

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What are the different types of arithmetic operations that can be performed by the 8085 microprocessor? Explain with an example?

705

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What is the difference between isr & function call?

544

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What are wait states in microprocessors?

663

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Explain about interrupt driven mode of data transfer

569

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Which are sixteen bit registers of 8085?

590

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Why memory width is not 16-bit? In stead of having 8-bit (same as 8085)?

637

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List out the features of 8051 microcontroller?

712

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Mention the types of interrupts that 8085 supports?

590

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what is the difference between timer and counter of microcontroller?

729

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Which interrupt has the highest priority?

694

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What is physical address?

620

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Can single bit of a port be accessed in 8051?

640

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