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Microprocessor

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

 0028H
 0000H
 0024H
 0018H

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Microprocessor
PSW stands for

 flag byte
 accumulator contents
 accumulator and flag register contents
 none

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Microprocessor
In a microcomputer , the address of memory locations are binary numbers that identify each memory circuit where a byte is stored. If a microcomputer uses 20-bit address, then numbers of different memory locations are

 220 - 1
 20
 220
 220-1

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Microprocessor
In 8085 microprocessor based system maximum possible number of input/output devices can be connected using I/O mapped I/O technique is

 256
 512
 64
 65536

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Microprocessor
________used to implement the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by setting various bits to form masks or generate output data via the Serial Output Data (SOD) line.

 EI
 RIM
 SIM
 DI

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Microprocessor
The microprocessor may be made to exit from HALT state by asserting

 A or B or HOLD line
 any of the five interrupt lines
 RESTART
 READY line

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MORE MCQ ON Microprocessor

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