Renesas M16C/6NK Hardware Manual page 268

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M16C/6N Group (M16C/6NK, M16C/6NM)
Figure20.2 I/O Ports (2)
Rev.2.00 Nov 28, 2005
REJ09B0124-0200
Port latch
Data bus
Input to respective peripheral functions
Direction register
Data bus
Input to respective peripheral functions
Direction register
Data bus
Input to respective peripheral functions
NOTES:
1.
Make sure the input voltage on each port will not exceed VCC.
2. P11 to P13 are only in the 128-pin version.
page 250 of 378
Pull-up selection
Direction
register
"1"
Output
Switching
between
CMOS and
Nch
Pull-up selection
Port latch
Pull-up selection
Port latch
Symbolizes a parasitic diode.
20. Programmable I/O Ports
(NOTE 1)
(NOTE 1)
(NOTE 1)