Appendix C I/O Port Block Diagrams; Block Diagrams Of Port 1 - Renesas H8 Series Hardware Manual

Appendix C I/O Port Block Diagrams

C.1

Block Diagrams of Port 1

V
CC
V
CC
P1
n
V
SS
Legend:
PDR1: Port data register 1
PCR1: Port control register 1
PMR1: Port mode register 1
PUCR1: Port pull-up control register 1
Note: n = 7 or 6
Figure C.1 (a) Port 1 Block Diagram (Pins P1
Appendix C I/O Port Block Diagrams
SBY
RES
(low level
during reset
and in standby
mode)
PUCR1
7
Rev. 6.00 Sep 12, 2006 page 493 of 526
n
PMR1
n
Internal
PDR1
n
data bus
PCR1
n
IRQ
and P1 )
6
REJ09B0326-0600
n–4