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Microprocessor

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

 0024H
 0028H
 0018H
 0000H

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Microprocessor
A bus connected between the CPU and main memory that permits transfer of information between main memory and the CPU is known as

 Memory bus
 Address bus
 DMA bus
 Control bus

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Microprocessor
Using one 8259 IC is equivalent to providing …………. INTR pins on 8085

 12
 8
 16
 18

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Microprocessor
The frequency of the driving network connected between pins 1 and 2 of 8085 microprocessor is

None of these
 four times the desired frequency
 equal to the desired frequency
 twice the desired frequency

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Microprocessor
The operating modes of 8255 A are called

Mode 0 and mode 2
Mode 0, mode 2 and mode 3
Mode 0, mode 1 and mode 2
Mode 0 and mode 1

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Microprocessor
Identify the programmable interval timer from the following

 8252
 8253
 8279
 8275

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MORE MCQ ON Microprocessor

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