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M16C/6N Group (M16C/6NK, M16C/6NM)
Table 1.11 Pin Description (100-pin and 128-pin Versions) (3)
Signal Name
Pin Name
I/O port
P0_0 to P0_7
P1_0 to P1_7
P2_0 to P2_7
P3_0 to P3_7
P4_0 to P4_7
P5_0 to P5_7
P6_0 to P6_7
P7_0 to P7_7
P8_0 to P8_4
P8_6, P8_7
P9_0 to P9_7
P10_0 to P10_7
P11_0 to P11_7
P12_0 to P12_7
P13_0 to P13_7
P14_0, P14_1
Input port
P8_5
I: Input
O: Output
NOTE:
1. Ports P11 to P14 are only in the 128-pin version.
Rev.2.00
Nov 28, 2005
REJ09B0124-0200
I/O Type
I/O
(1)
(1)
(1)
(1)
I
I/O: Input/Output
page 15 of 378
Description
8-bit I/O ports in CMOS, having a direction register to select
an input or output.
Each pin is set as an input port or output port. An input port
can be set for a pull-up or for no pull-up in 4-bit unit by
program.
(however P7_1 and P9_1 for the N-channel open drain
output.)
_______
Input pin for the NMI interrupt.
Pin states can be read by the P8_5 bit in the P8 register.
1. Overview
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