HD6433640 HITACHI [Hitachi Semiconductor], HD6433640 Datasheet - Page 475

• Manufacturer Part Number: HD6433640
• Description: H8/3644 Series Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

C.1
PDR1:
PCR1:
PMR1:
PUCR1:
n = 7 or 6
P1
n
V
CC
Port data register 1
Port control register 1
Port mode register 1
Port pull-up control register 1
Block Diagrams of Port 1
V
V
SS
CC
Appendix C I/O Port Block Diagrams
Figure C.1 (a) Port 1 Block Diagram (Pins P1
SBY
(low level
during reset
and in standby
mode)
RES
PUCR1
7
PMR1
PDR1
PCR1
and P1
n
n
n
n
6
)
Internal
data bus
IRQ
n–4
471