W78E516DDG Datasheet, PDF (79/90 Pages) Nuvotem Talema – 8-BIT MICROCONTROLLER

W78E516D/W78E058D Data Sheet
21.4.4 Port Access Cycle
S5
XTAL1
ALE
PORT
INPUT
SAMPLE
T PDS
T PDH
S6
S1
T PDA
DATA OUT
21.4.5 Reset Pin Access Cycle
65536 crystal clock
Crystal
Clock
12 Crystal Clock = 1 Machine Cycle
ALE
VDD
Power
~0.7V
VSS
POF
Reset
Pin
~2.0V
Internal
Reset
1 = reset state
0 = cpu free running
24 crystal clock
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Publication Release Date: Feb 15, 2011
Revision A09