Q2: Using Tables below which are discussed in the lecture, give the 9-bit microoperation field for the following microoperations: a. AC AC 1, b. PC PC + 1, DRM[AR] c. DR +AC, AC DR DR + DR + 1 Microoperation Symbol None Microoperation Symbol NOP F1 F2 000 NOP 000 None 001 AC + AC + DR ADD 001 AC + AC - DR SUB 010 AC +0 CLRAC 010 AC + AC v DR OR 011 100 AC +DR 101 AR + DR(0-10) DRTAR AR + PC AC + AC + 1 INCAC 011 AC + AC A DR AND DRTAC 100 DR + M[AR] READ 101 DR + AC ACTDR 110 РСTAR 110 DR + DR + 1 INCDR 111 M[AR] + DR WRITE 111 DR(0-10) + PC PCTDR F3 Microoperation Symbol 000 None NOP 001 AC + AC e DR XOR 010 AC +AC' COM 011 AC + shl AC SHL 100 AC + shr AC SHR PC + PC + 1 INCPC ARTPC 101 110 PC + AR 111 Reserved

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Q2: Using Tables below which are discussed in the lecture, give the 9-bit microoperation
field for the following microoperations:
DR DR +1
а. АС + АС + 1,
b. PC PC + 1, DR M[AR]
c. DR +AC, AC DR
F2
Microoperation Symbol
None
F1
Microoperation Symbol
000
NOP
000
None
NOP
001
AC + AC + DR ADD
001
AC + AC - DR SUB
010
AC +0
CLRAC
010
AC + AC v DR OR
011
AC + AC + 1
INCAC
011
AC + AC A DR AND
100
AC + DR
DRTAC
100
DR + M[AR]
READ
101
AR + DR(0-10) DRTAR
101
DR + AC
АCTDR
110
AR + PC
РСTAR
110
DR + DR + 1
INCDR
111
M[AR] + DR
WRITE
111
DR(0-10) + PC PCTDR
F3
Microoperation Symbol
000
None
NOP
001
AC + AC e DR XOR
010
AC +AC'
COM
011
AC + shl AC
SHL
100
AC + shr AC
SHR
101
PC + PC + 1
INCPC
110
PC + AR
ARTPC
111
Reserved
Transcribed Image Text:Q2: Using Tables below which are discussed in the lecture, give the 9-bit microoperation field for the following microoperations: DR DR +1 а. АС + АС + 1, b. PC PC + 1, DR M[AR] c. DR +AC, AC DR F2 Microoperation Symbol None F1 Microoperation Symbol 000 NOP 000 None NOP 001 AC + AC + DR ADD 001 AC + AC - DR SUB 010 AC +0 CLRAC 010 AC + AC v DR OR 011 AC + AC + 1 INCAC 011 AC + AC A DR AND 100 AC + DR DRTAC 100 DR + M[AR] READ 101 AR + DR(0-10) DRTAR 101 DR + AC АCTDR 110 AR + PC РСTAR 110 DR + DR + 1 INCDR 111 M[AR] + DR WRITE 111 DR(0-10) + PC PCTDR F3 Microoperation Symbol 000 None NOP 001 AC + AC e DR XOR 010 AC +AC' COM 011 AC + shl AC SHL 100 AC + shr AC SHR 101 PC + PC + 1 INCPC 110 PC + AR ARTPC 111 Reserved
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