W78E365 Datasheet, PDF (31/40 Pages) Winbond – 8-BIT MICROCONTROLLER

Timing Waveforms, continued
8.4 Port Access Cycle
XTAL1
ALE
PORT
INPUT
SAMPLE
S5
TPDS
TPDH
W78E365
S6
S1
TPDA
DATA OUT
PARAMETER
Port Input Setup to ALE Low
Port Input Hold from ALE Low
Port Output to ALE
SYMBOL
TPDS
TPDH
TPDA
MIN.
1 TCP
0
1 TCP
TYP.
-
-
-
MAX.
-
-
-
UNIT
nS
nS
nS
Note: Ports are read during S5P2, and output data becomes available at the end of S6P2. The timing data are referenced to
ALE, since it provides a convenient reference.
- 31 -
Publication Release Date: April 20, 2005
Revision A5