W78E365/W78E365A
8.4 Port Access Cycle
S5
S6
S1
XTAL1
ALE
T
PDS
T
T
PDA
PDH
PORT
DATA OUT
INPUT
SAMPLE
PARAMETER
SYMBOL
TPDS
MIN.
TYP.
MAX.
UNIT
nS
Port Input Setup to ALE Low
1 TCP
0
-
-
-
-
-
-
Port Input Hold from ALE Low
Port Output to ALE
TPDH
nS
TPDA
1 TCP
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.
Publication Release Date: January 10, 2007
- 33 -
Revision A9