3069RF-ZTAT Datasheet, PDF (964/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER

Reset
Hardware standby
R
Q
D
P93DDR
C
WP9D
Reset
SCI
Input enable
R
P93
Q
D
P93DR
C
WP9
RP9
Serial receive data
[Legend]
WP9D: Write to P9DDR
WP9: Write to port 9
RP9: Read port 9
Figure C.9 (d) Port 9 Block Diagram (Pin P9₃)
Rev. 5.0, 09/04, page 942 of 978