W78E54C Datasheet, PDF (19/24 Pages) Winbond – 8-BIT MICROCONTROLLER

W78E54C/W78E054C
Timing Waveforms, continued
8.3 Data Write Cycle
XTAL1
ALE
PSEN
PORT 2
PORT 0
WR
S4 S5 S6 S1 S2 S3 S4 S5 S6 S1 S2 S3
A0-A7
A8-A15
DATA OUT
T_DAD
T DWD
T _DAW
T _DWR
8.4 Port Access Cycle
XTAL1
ALE
PORT
INPUT
SAMPLE
S5
TPDS
T PDH
S6
S1
T PDA
DATA OUT
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Publication Release Date: October 3, 2006
Revision A4