Read-Write-Read Cycles—32-Bit Port - Motorola MC68020 User Manual

S0 S2
CLK
A31–A2
*
A1
A0
FC2–FC0
SIZ1
LONG WORD
SIZ0
R/W
**
ECS
**
OCS
AS
DS
DSACK1
DSACK0
**
DBEN
D31–D0
BYTE READ
* For the MC68EC020, A23–A2.
** This signal does not apply to the MC68EC020.
Figure 5-25. Read-Write-Read Cycles—32-Bit Port
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S4 S0 S2 S4
WRITE
M68020 USER'S MANUAL
S0 S2 S4 S0
WRITE
S2 Sw Sw S4
READ WITH WAIT STATES
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