What is stack pointer in 8051 microcontroller?


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More 86 Family Interview Questions

What are the total number of input and output ports in 8085?

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Why subroutine used in programs?

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Explain what is microcontroller?

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Suppose you have a combinational circuit between two registers driven by a clock. What will you do if the delay of the combinational circuit is greater than your clock signal?

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Describe the non-vectored interrupt process?

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Explain why do you use two ground pins in microprocessor 8086?

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Are all the bits of flag register used in 8051?

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write an assembly code which can call function in a loop with al value from 0 to 9

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What is a program counter? What is its use?

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What is the bhe signal?

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Give example for non-maskable interrupts?

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Given a circuit, draw its exact timing response?

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