HD643303x Hitachi, HD643303x Datasheet - Page 459

• Manufacturer Part Number: HD643303x
• Description: Hitachi Microcomputer
• Manufacturer: Hitachi

17.3.3 Clock Timing
Clock timing is shown as follows:
•
17.3.4 TPC and I/O Port Timing
TPC and I/O port timing is shown as follows.
ø
Ports 1 to 3,
5, A, and B
(read)
Ports 1 to 3,
5, 6, 8, 9, A,
and B (write)
ø
V
STBY
RES
CC
Oscillator settling timing
Figure 17-10 shows the oscillator settling timing.
Figure 17-11 TPC and I/O Port Input/Output Timing
t
OSC1
Figure 17-10 Oscillator Settling Timing
T
1
t
PRS
444
T
2
t
PRH
t
PWD
T
3
t
OSC1