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M16C/6N Group (M16C/6NK, M16C/6NM)
Figure20.1 I/O Ports (1)
Rev.2.00
Nov 28, 2005
REJ09B0124-0200
Data bus
Data bus
Input to respective peripheral functions
Data bus
Input to respective peripheral functions
NOTES:
page 249 of 378
Pull-up selection
Direction register
Port P1 control register
Port latch
Pull-up selection
Direction register
Port P1 control register
Port latch
Pull-up selection
Direction
register
"1"
Output
Port latch
1.
Symbolizes a parasitic diode.
Make sure the input voltage on each port will not exceed VCC.
2. P11 to P14 are only in the 128-pin version.
20. Programmable I/O Ports
(NOTE 1)
(NOTE 1)
(NOTE 1)
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