M16C6NK Datasheet, PDF (267/404 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

Under development
This document is under development and its contents are subject to change.
M16C/6N Group (M16C/6NK, M16C/6NM)
P0_0 to P0 _7
P2_0 to P2_7
(inside dotted-line
included)
P3_0 to P3_7
P4_0 to P4_7
P5_0 to P5_4, P5_6
P11_2 to P11_4, P11_6 ⁽²⁾
P12_0 to P12_7 ⁽²⁾
P13_0 toP13_4 ⁽²⁾
P14_0, P14_1 ⁽²⁾
Data bus
(inside dotted-line
not included)
P1_0 to P1 _4
Pull-up selection
Direction register
Port latch
Analog input
Pull-up selection
Direction register
Data bus
Port P1 control register
Port latch
20. Programmable I/O Ports
(NOTE 1)
(NOTE 1)
P1_5 to P1 _7
Pull-up selection
Direction register
Data bus
Port P1 control register
Port latch
(NOTE 1)
P5_7
P6_0, P6_4,
P7_3 to P7_6
P8_0, P8_1
P9_0, P9_2
Input to respective peripheral functions
Pull-up selection
Direction
register
"1"
Data bus
Port latch
Output
(NOTE 1)
Figure20.1 I/O Ports (1)
Input to respective peripheral functions
NOTES:
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.
Rev.2.00 Nov 28, 2005 page 249 of 378
REJ09B0124-0200