ZiLOG Z8018 Series User Manual page 35

Mpu
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Wait States (TW) are inserted as previously described for Op Code fetch
cycles. Figure 11 illustrates the read/write timing without Wait States
(Tw), while Figure 12 illustrates read/write timing with Wait States (TW).
T1
Phi
A0
A19
D0
D7
WAIT
MREQ
RD
WR
Figure 11.
Read Cycle
T2
T3
Memory address
Read data
Memory Read/Write (without Wait State) Timing Diagram
Family MPU User Manual
Write Cycle
T1
T2
Memory address
Write data
Z8018x
T3
T1
UM005004-0918
21

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