XTAL1
†
CLKOUT
ALE
Valid
BUSWIDTH
AD15:0
Address Out
(read)
RD#
INST
AD15:0
Address Out
(write)
WR#
† The CLKOUT pin is available only on the 8XC196MC, MD.
Figure 15-6. Timings for 16-bit Buses
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INTERFACING WITH EXTERNAL MEMORY
Data In
Valid
Data Out
A3163-01
15-15