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Microprocessor

Microprocessor
How many T-states are required for execution of OUT 80H instruction?

 7
 10
 16
 13

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Microprocessor
HLT opcode means

  store result in memory.
  load data to accumulator.
  end of program.
  load accumulator with contents of register.

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Microprocessor
In 8085, the pins for SID and SOD are

3 and 4 respectively
4 and 5 respectively
5 and 4 respectively
4 and 3 respectively

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Microprocessor
A combinational PLD with a programmable AND array and a fixed OR array is called a

 PAL
 PLD
 PLA
 PROM

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Microprocessor
Which one of the following microprocessor has 16-bit data bus?

 68000
 Z-80
 6502
 8085

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Microprocessor
In a microprocessor based system the stack is always in

 ROM
 EPROM
 microprocessor
 RAM

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