Motorola MC68030 User Manual page 196

SO S2 S4 SO S2 S4 SO S2 S4 SO S2
S4
CLK
A2-A31
~
X
X X
Al
~
I
AO
~
I
\
I
FCO-FC2
~
X X
X
SIZI
\
I \
LONG WORD 3-BYTE WORD BYTE
SIZO
\
I \ I
R/W
:J
ECS
' - I
U U U
OCS
' - I
AS
ITS
ClOUT
~
DSACKI
--.I
DSACKO
DBEN
:J
\ I
\
I
\
I
\
I
024-031
016-023
=>
08-015
=>
00-01
=>
~BmR~D
-I·
BYTE READ
-I·
BYTE READ
-I·
BmR~D=l
LONG WORD OPERAND READ FROM 8-BIT PORT
Figure 7-22. Long-Word Read - 8-Bit Port with ClOUT Asserted
7-34 MC68030 USER'S MANUAL MOTOROLA