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Microprocessor

Microprocessor
When the write enable input is not asserted, the gated D latch _________ its output.

Complements
Can not change
Sets
Clears

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Microprocessor
In order to complement the lower nibble of accumulator one can use

 XRI 0FH
 ORI 0FH
 ANI 0FH
 CMA

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

 0024H
 0018H
 0000H
 0028H

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Microprocessor
How many 16-bit special purpose registers are present in 8085 microprocessor?

 6
 8
 16
 2

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Microprocessor
Identify the programmable interval timer from the following

 8252
 8253
 8279
 8275

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Microprocessor
SPHL instruction copies the content of H-L register pair to the _________.

 B-C
 D-E
 PSW
 Stack Pointer

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