Datasheet

Appendix C I/O Port Block Diagrams
Rev.6.00 Sep. 27, 2007 Page 1229 of 1268
REJ09B0220-0600
C.4 Port 4
RPOR4
Internal data bus
A/D converter module
Analog input
Legend:
RPOR4: Read port 4
Note: n = 0 to 5
P4
n
Figure C.4 (a) Port 4 Block Diagram (Pins P4
0
to P4
5
)
Legend:
RPOR4: Read port 4
Note: n = 6 or 7
P4
n
RPOR4
Internal data bus
A/D converter module
Analog input
D/A converter module
Output enable
Analog output
Figure C.4 (b) Port 4 Block Diagram (Pins P4
6
and P4
7
)