5 Timing Diagram
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Transcript of 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
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
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
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
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
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
$$!
Timing Diagram
i i i
7/26/2019 5 Timing Diagram
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3Eh00h 01h 45h
A0h
A15- A8 (Higher Order Address bus)
DA7-DA0 (L!er rder "ddress/d"#" $us)
ALE
RD
WR
IO/M
O%-&de 'e#h &*e Me+r Re"d &*e
T T T0 T1 T, T4 T*
A0h
#nstru%tion:
A&&&h $'# A(1,h
Corres)onding Coding:
A&&&h 0
A&&h 1,
Timing Diagram
7/26/2019 5 Timing Diagram
http://slidepdf.com/reader/full/5-timing-diagram 8/16
#nstru%tion:
A&&&h L5# A(FO1,h
Corres)onding Coding:
A&&&h
A&&h 1,
A&&h F&
Timing Diagram
7/26/2019 5 Timing Diagram
http://slidepdf.com/reader/full/5-timing-diagram 9/16
#nstru%tion:
A&&&h L5# A(FO1,h
Corres)onding Coding:
A&&&h
A&&h 1,
A&&h F&
Timing Diagram
+&+, $emor-
OFC
$$!
$$!
7/26/2019 5 Timing Diagram
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,i+ig Di"gr"+
T T T0 T1 T, T4 T* T+ T6 T&
.1h 01h 45h 0.h '0h
A0h A0h A0h
A15- A8 (Higher Order Address bus)
DA7-DA0 (L!er rder "ddress/d"#" $us)
ALE
RD
WR
IO/M
00h
O%-&de 'e#h &*e Me+r Re"d &*e Me+r Re"d &*e
7/26/2019 5 Timing Diagram
http://slidepdf.com/reader/full/5-timing-diagram 11/16
#nstru%tion:
A&&&h $O' A($
Corres)onding Coding:
A&&&h *
Timing Diagram
7/26/2019 5 Timing Diagram
http://slidepdf.com/reader/full/5-timing-diagram 12/16
+&+, $emor-
OFC
$$!
#nstru%tion:
A&&&h $O' A($
Corres)onding Coding:
A&&&h *
Timing Diagram
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 *
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
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
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 **