
MOTOROLA
M68020 USER’S MANUAL
5- 59
A31–A0
FC2–FC0
ECS
OCS
AS
DS
DSACK1
CLK
S0
S4
S0
SIZ1–SIZ0
R/W
DSACK0
D31–D0
DATA BUS NOT DRIVEN
BERR
HALT
WRITE CYCLE RETRY SIGNALED
HALT
RETRY CYCLE
S2
Sw
S2
S4
**
*
* For the MC68EC020, A23–A0.
This signal does not apply to the MC68EC020.
**
Figure 5-40. Late Retry
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Freescale Semiconductor, Inc.
For More Information On This Product,
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