Appendix C I/O Port Block Diagrams
Rev. 8.00 Mar. 09, 2010 Page 630 of 658
REJ09B0042-0800
C.9 Block Diagram of Port A
PA
n
V
CC
PDRA
n
Internal data bus
PCRA
n
SBY
V
SS
PDRA: Port data register A
PCRA: Port control register A
n = 3 to 0
Figure C.9 Port A Block Diagram
