Datasheet

Appendix C I/O Port Block Diagrams
Rev. 8.00 Mar. 09, 2010 Page 615 of 658
REJ09B0042-0800
C.2 Block Diagrams of Port 3
P3
n
V
CC
V
CC
PUCR3
n
PMR3
n
PDR3
n
PCR3
n
AEC module
Internal data bus
SBY
V
SS
AEVH(P3
6
)
AEVL(P3
7
)
PDR3:
PCR3:
PMR3:
PUCR3:
Port data register 3
Port control register 3
Port mode register 3
Port pull-up control register 3
n = 7 and 6
Figure C.2(a) Port 3 Block Diagram (Pins P3
7
and P3
6
)