Datasheet

Section 7 I/O Ports
Rev. 3.00 Sep. 28, 2009 Page 139 of 910
REJ09B0350-0300
Function
Port Description Bit I/O Input Output
Input Pull-
up MOS
Function
LED Drive
Capability
(5 mA Sink
Current)
On-Chip
Noise
Canceller
7 PA7/PS2CD KIN15 ⎯
6 PA6/PS2CC KIN14 ⎯
5 PA5/PS2BD KIN13 ⎯
4 PA4/PS2BC KIN12 ⎯
3 PA3/PS2AD KIN11 ⎯
2 PA2/PS2AC KIN10 ⎯
1 PA1/PS2DD KIN9 ⎯
Port A General I/O
port also
functioning as
keyboard
input and
PS2
input/output
0 PA0/PS2DC KIN8 ⎯
⎯ ⎯ ⎯
7 PB7 ⎯ RTS
6 PB6 CTS ⎯
5 PB5 ⎯ DTR
4 PB4 DSR ⎯
3 PB3 DCD PWMU1B
2 PB2 RI PWMU0B
1 PB1/LSCI ⎯ ⎯
Port B General I/O
port also
functioning as
LPC and
SCIF
inputs/outputs
and PWMU
output
0 PB0/LSMI ⎯ ⎯
O ⎯ ⎯
7 PC7/TIOCB2 TCLKD/WUE15 ⎯
6 PC6/TIOCA2 WUE14 ⎯
5 PC5/TIOCB1 TCLKC/WUE13 ⎯
4 PC4/TIOCA1 WUE12 ⎯
3 PC3/TIOCD0 TCLKB/WUE11 ⎯
2 PC2/TIOCC0 TCLKA/WUE10 ⎯
Port C General I/O
port also
functioning as
wake-up input
and TPU
input/output
1 PC1/TIOCB0 WUE9 ⎯
O O O
0 PC0/TIOCA0 WUE8 ⎯