Renesas M16C FAMILY Hardware Manual page 145

Under development
Preliminary specification
Specifications in this manual are tentative and subject to change.
R8C/11 Group
P1 ,P1
6 7
Data bus
Input to respective peripheral functions
P3 , P3
0 1
Data bus
P3
2
Data bus
Figure 15.3 Programmable I/O Ports (3)
Rev.0.91 2003 Sep 08
Pull-up selection
Direction
register
"1"
Output
Port latch
Puu-up selection
Direction
register
Output
Port latch
Pull-up selection
Direction
register
Output
Port latch
Input to respective peripheral functions
page 135 of 184
"1"
"1"
15. Programmable I/O Ports
Select drive capactiy