Datasheet

Section 9 I/O Ports
Rev.6.00 Mar. 18, 2009 Page 324 of 980
REJ09B0050-0600
Table 9.1 Port Functions
Mode 7
Port Description Mode 1
*
Mode 2
*
Mode 4
EXPE = 1 EXPE = 0
Input/
Output
Type
Port 1 General I/O port
also functioning
as PPG outputs,
TPU I/Os, and
DMAC I/Os
P17/PO15/TIOCB2/TCLKD
P16/PO14/TIOCA2
P15/PO13/TIOCB1/TCLKC/DACK1
P14/PO12/TIOCA1/DACK0
P13/PO11/TIOCD0/TCLKB/TEND1
P12/PO10/TIOCC0/TCLKA/TEND0
P11/PO9/TIOCB0/DREQ1
P10/PO8/TIOCA0/DREQ0
Schmitt-
triggered
input
Port 2 General I/O port
also functioning
as PPG outputs,
TPU I/Os, and
TMR I/Os
P27/PO7/TIOCB5
P26/PO6/TIOCA5
P25/PO5/TIOCB4/TMO1
P24/PO4/TIOCA4/RxD4/TMO0
P23/PO3/TIOCD3/TxD4/TMCI1
P22/PO2/TIOCC3/TMCI0
P21/PO1/TIOCB3/TMRI1
P20/PO0/TIOCA3/TMIR0
Schmitt-
triggered
input
P35/SCK1/SCL0/(OE) P35/SCK1/
SCL0(OE)
P35/SCK1/
SCL0
Port 3 General I/O port
also functioning
as SCI I/Os, I
2
C
I/Os, and bus
control I/Os
P34/SCK0/SCK4/SDA0
P33/RxD1/SCL1
P32/RxD0/IrRxD/SDA1
P31/TxD1
P30/TxD0/IrTxD
Open-
drain
output
capability
Port 4 General I/O port
also functioning
as A/D converter
analog inputs and
D/A converter
analog outputs
P47/AN7/(IRQ7)
P46/AN6/(IRQ6)
P45/AN5/(IRQ5)
P44/AN4/(IRQ4)
P43/AN3/(IRQ3)
P42/AN2/(IRQ2)
P41/AN1/(IRQ1)
P40/AN0/(IRQ0)
Schmitt-
triggered
input when
used as
IRQ input