366
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PD78214 Sub-Series
Fig. 13-17 Timing When External Wait Signal Is Used(a) Read timing
Higher address
Lower
address
(output)
Data (input)
Hi-Z Hi-Z
A8-A15
(output)
AD0-AD7
ASTB (output)
RD (output)
fCLKNote
WAIT (input)
(b) Write timing
Higher address
Lower
address
Data
Hi-Z Hi-Z
A8-A15
(output)
AD0-AD7
(output)
ASTB (output)
WR (output)
fCLKNote
WAIT (input)
Note fCLK: System clock frequency (fXX/2)