Answer Posted / suzi

5 flags

Which are the different data transfer schemes?

1043

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How much total external data memory that can be interfaced to the 8051?

1211

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How can you increase ports of a microprocessor?

1321

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Discuss pc and sp?

1038

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

1063

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

1125

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State the two type of 16 bit registers and define them?

933

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Please give a circuit to divide frequency of clock cycle by two?

1037

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What is meant by the statement that 8085 is a 8 bit microprocessor?

1209

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What are software interrupts?

1033

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Differentiate between div and idiv instructions with the help of examples.

2635

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Which is the stack used in 8085?

1081

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What type of architecture is used in 8085 microprocessor?

902

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write the assembly language programming to find the 2's complement for a string of 100 bytes

1129

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What is the significance of the hold and hlda pins?

1105

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