Renesas M16C FAMILY Hardware Manual page 146

Under development
Preliminary specification
Specifications in this manual are tentative and subject to change.
R8C/11 Group
P3
3
Data bus
Input to respective peripheral functions
P3
7
Data bus
P4
5
Data bus
Input to respective peripheral functions
Figure 15.4 Programmable I/O Ports (4)
Rev.0.91 2003 Sep 08
Pull-up selection
Direction
register
Port latch
Pull-up selection
Direction
register
Output
Port latch
Input to respective peripheral functions
Pull-up selection
Direction
register
Port latch
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Digital
Filter
"1"
Digital
Filter
15. Programmable I/O Ports 15. Programmable I/O Ports