M16C6NK Datasheet, PDF (270/404 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

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M16C/6N Group (M16C/6NK, M16C/6NM)
P10_0 to P10_3 (inside dotted-line
not included)
P10_4 to P10_7
(inside dotted-line
included)
Data bus
Pull-up selection
Direction register
Port latch
P9_3, P9_4
Analog input
Input to respective peripheral functions
Pull-up selection
D/A output enabled
Direction register
Data bus
Port latch
20. Programmable I/O Ports
(NOTE 1)
(NOTE 1)
P9_6
P9_5
Input to respective peripheral functions
Analog output
D/A output enabled
Pull-up selection
Direction register
"1"
Data bus
Port latch
Output
(NOTE 1)
Data bus
Analog input
Pull-up selection
Direction register
"1"
Port latch
Output
(NOTE 1)
Figure20.4 I/O Ports (4)
Input to respective peripheral functions
Analog input
NOTE:
1.
Symbolizes a parasitic diode.
Make sure the input voltage on each port will not exceed VCC.
Rev.2.00 Nov 28, 2005 page 252 of 378
REJ09B0124-0200