
MOTOROLA
M68020 USER’S MANUAL
5- 37
WORD WRITE
S0
S2
S4
S0
S2
S4
CLK
A31–A2
A1
A0
FC2–FC0
SIZ1
SIZ0
R/W
ECS
OCS
AS
DS
DSACK1
DSACK0
DBEN
D31–D24
D23–D16
WORD WRITE
D15–D8
D7–D0
S0
S2
S4
OP0
OP1
OP3
LONG WORD
OP2
OP1
OP0
OP2
WORD
OP2
OP3
OP2
LONG-WORD WRITE
TO 32-BIT PORT
LONG-WORD OPERAND WRITE TO 16-BIT PORT
**
*
* For the MC68EC020, A23–A2.
This signal does not apply to the MC68EC020.
**
LONG WORD
Figure 5-28. Long-Word Operand Write—16-Bit Port
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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