5 timing diagram

16
  Repre sentation of V a rious Control signals generated during  Execution of an Instruction. Following Buses and Control Signals must be shown in a Timing Diagram: Higher Order Address Bus. Lower Address/Data bus AL !D "! #O/$ Timing Diagram

Upload: nirmalyamazumdar

Post on 02-Mar-2018

222 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 1/16

 

 Representation of Various Control signals generated during Execution of an Instruction.

Following Buses and Control Signals must be shown in a

Timing Diagram:

•Higher Order Address Bus.

•Lower Address/Data bus

•AL

•!D

•"! 

•#O/$

Timing Diagram

Page 2: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 2/16

 

#nstru%tion:

A&&&h $O' A(B

Corres)onding Coding:

A&&&h *+

Timing Diagram

Page 3: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 3/16

 

#nstru%tion:

A&&&h $O' A(B

Corres)onding Coding:

A&&&h *+

+&+, $emor-

OFC

Timing Diagram

Page 4: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 4/16

 

78h00h

A15- A8 (Higher Order Address bus)

ALE

RD

WR 

IO/M

T T T0 T1#nstru%tion:

A&&&h $O' A(B

Corres)onding Coding:

A&&&h *+

+&+, $emor-

OFC

O)2%ode 3et%h C-%le

A0h

Timing Diagram

Page 5: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 5/16

 

#nstru%tion:

A&&&h $'# A(1,h

Corres)onding Coding:

A&&&h 0

A&&h 1,

Timing Diagram

Page 6: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 6/16

 

#nstru%tion:

A&&&h $'# A(1,h

Corres)onding Coding:

A&&&h 0

A&&h 1,

+&+, $emor-

OFC

$$! 

Timing Diagram

i i i

Page 7: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 7/16

 

3Eh00h 01h 45h

A0h

A15- A8 (Higher Order Address bus)

DA7-DA0 (L!er rder "ddress/d"#" $us)

ALE

RD

WR 

IO/M

O%-&de 'e#h &*e  Me+r Re"d &*e

T T T0 T1 T, T4 T*

A0h

#nstru%tion:

A&&&h $'# A(1,h

Corres)onding Coding:

A&&&h 0

A&&h 1,

Timing Diagram

Page 8: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 8/16

 

#nstru%tion:

A&&&h L5# A(FO1,h

Corres)onding Coding:

A&&&h

A&&h 1,

A&&h F&

Timing Diagram

Page 9: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 9/16

 

#nstru%tion:

A&&&h L5# A(FO1,h

Corres)onding Coding:

A&&&h

A&&h 1,

A&&h F&

Timing Diagram

+&+, $emor-

OFC

$$! 

$$! 

Page 10: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 10/16

 

,i+ig Di"gr"+

T T T0 T1 T, T4 T* T+ T6 T&

.1h 01h 45h 0.h '0h

A0h A0h A0h

A15- A8 (Higher Order Address bus)

DA7-DA0 (L!er rder "ddress/d"#" $us)

ALE

RD

WR 

IO/M

00h

O%-&de 'e#h &*e  Me+r Re"d &*e Me+r Re"d &*e

Page 11: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 11/16

 

#nstru%tion:

A&&&h $O' A($

Corres)onding Coding:

A&&&h *

Timing Diagram

Page 12: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 12/16

 

+&+, $emor-

OFC

$$! 

#nstru%tion:

A&&&h $O' A($

Corres)onding Coding:

A&&&h *

Timing Diagram

Page 13: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 13/16

 

7Eh00h L Reg &#e# O M

&#e# O Reg H

A15- A8 (Higher Order Address bus)

DA7-DA0 (L!er rder "ddress/d"#" $us)

ALE

RD

WR 

IO/M

O%-&de 'e#h &*e  Me+r Re"d &*e

T T T0 T1 T, T4 T*

A0h

Timing Diagram

#nstru%tion:

A&&&h $O' A($

Corres)onding Coding:

A&&&h *

Page 14: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 14/16

 

#nstru%tion:

A&&&h $O' $(A

Corres)onding Coding:A&&&h **

Timing Diagram

Page 15: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 15/16

 

#nstru%tion:

A&&&h $O' $(A

Corres)onding Coding:

A&&&h **

Timing Diagram

+&+, $emor-

OFC

$$"

i i i

Page 16: 5 Timing Diagram

7/26/2019 5 Timing Diagram

http://slidepdf.com/reader/full/5-timing-diagram 16/16

 

7Eh00h L Reg &#e# Reg A

&#e# O Reg H

A15- A8 (Higher Order Address bus)

DA7-DA0 (L!er rder "ddress/d"#" $us)

ALE

RD

WR 

IO/M

O%-&de 'e#h &*e Me+r Wri#e &*e

T T T0 T1 T, T4 T*

A0h

Timing Diagram

#nstru%tion:

A&&&h $O' $(A

Corres)onding Coding:

A&&&h **