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Microprocessor

Microprocessor
Identify the non-programmable interfacing device from the following

 8257.
 8255.
 8295.
 8212.

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Microprocessor
The stack pointer

 resides in ROM
 resides in RAM
 may be in RAM or ROM
 resides in microprocessor

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Microprocessor
The processor status word of 8085 microprocessor has five flags namely:

 S, Z, AC, P, OV
 S, Z, OV, P, CY
 S, Z, AC, P, CY
 S, OV, AC, P, CY

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Microprocessor
Which of the following instruction is not possible in 8085?

 POP D
 POP 30 H
 POP PSW
 POP B

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Microprocessor
RST 3 instruction will cause the processor to branch to the location

 0028H
 0024H
 0000H
 0018H

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Microprocessor
In 8085 microprocessor, in response to RST 7.5 interrupts the execution is transferred to memory location

 0034H
 0000H
 003CH
 002CH

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