Motorola MC68030 User Manual page 234

Enhanced 32-811 microprocessor
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-
7-72
SO
S2
S4
SO
S2
S4
SO
S2
ClK
---~
M·A31
=:x
7
\
Al·A3
=:x
X
INTERRUPT lEVEL
-=:x
AD
=:x
7
FCO·FC2
=:x
7
"
SIZl
=:x
~
L
SIZO
=:x
7
"
R/W
=.J
\
ECS
--V
V
-~
Des
--V
V
~
AS
\
1 \
I---~
os
\
1 \
r--
\
DSACK 1
---"
I
"
7
'--
DSACKO
---"
I
"
7
'--
DBEN
~
\
/
\
r
'--
D24·D31
=>
CJ--(VECTOR
t1
FR 8·BIT
POR?----~
D16·D23
=>
CJ--(VECTOR # FR 16·BIT
POR~--~
DO·1)7
=>
C==>---<VECTOR # FR32·BIT P O R } - - - - - c =
\
,(--
IPLO·IPl2
X
I
~_
IPEND ________________
~I
I
+-
INTERRUPT
I
I
READ CYCLE -
ACKNOWLEDGE
~
Figure 7-44. Interrupt Acknowledge Cycle Timing
MC68030 USER'S MANUAL
MOTOROLA

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