C.2
Block Diagrams of Port 3
V
CC
V
CC
P3
n
V
SS
PDR3:
Port data register 3
PCR3:
Port control register 3
PMR3:
Port mode register 3
PUCR3:
Port pull-up control register 3
n = 7 and 6
Figure C.2(a) Port 3 Block Diagram (Pins P3
Appendix C I/O Port Block Diagrams
SBY
Rev. 7.00 Mar 10, 2005 page 619 of 652
PUCR3
n
PMR3
n
PDR3
n
PCR3
n
and P3
)
7
6
REJ09B0042-0700
AEC module
AEVH(P3
)
6
AEVL(P3
)
7