HD6475328-CP10 Datasheet, PDF (342/459 Pages) Hitachi Semiconductor – original Hitachi CMOS microcomputer unit (MCU)

20.3.4 I/O Port Timing
T1
ø
Port 1
to (Input)
port 9
Port 1*
to (Output)
port 9
* Except P11, P10, and P87 to P80
Port read/write cycle
T2
T3
tPRS
tPRH
tPWD
Figure 20-13 I/O Port Input/Output Timing
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