Question 24 Consider instructio in which the instruc will correctly imple IP->MAR MEM(MAR)- MDR->IR

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Question 24
Consider instruction
in which the instruction does nothing. It just occupies space. Choose the correct sequence of circuits which
will correctly implement this instruction. TMP below is a temporary register.
NOP
IP->MAR
MEM(MAR)-> MDR
MDR->IR
TMP->AX
AX->TMP
IP-> ADDR(IR)
IP->MAR
MEM(MAR)-> MDR
MDR->IR
AX->BX
BX->AX
IP -> ADDR(IR)
IP->MAR
MEM(MAR)-> MDR
MDR->IR
IP -> ADDR(IR)
IP->MAR
MEM(MAR)-> MDR
MDR->IR
IP -> IP+2
Transcribed Image Text:Question 24 Consider instruction in which the instruction does nothing. It just occupies space. Choose the correct sequence of circuits which will correctly implement this instruction. TMP below is a temporary register. NOP IP->MAR MEM(MAR)-> MDR MDR->IR TMP->AX AX->TMP IP-> ADDR(IR) IP->MAR MEM(MAR)-> MDR MDR->IR AX->BX BX->AX IP -> ADDR(IR) IP->MAR MEM(MAR)-> MDR MDR->IR IP -> ADDR(IR) IP->MAR MEM(MAR)-> MDR MDR->IR IP -> IP+2
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