Bus Signal Timing
Figure 27 provides the PCMCIA access cycle timing for the external bus write.
CLKOUT
TS
P44
A[0:31]
P46
P48
P45
P47
P49
P51
P52
B9
REG
CE1/CE2
PCWE, IOWR
ALE
P50
P53
B8
P54
P52
D[0:31]
Figure 27. PCMCIA Access Cycles Timing External Bus Write
Figure 28 provides the PCMCIA WAIT signals detection timing.
CLKOUT
P55
P56
WAITA
Figure 28. PCMCIA WAIT Signals Detection Timing
MPC875/MPC870 Hardware Specifications, Rev. 3.0
39
PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE
Freescale Semiconductor