Datasheet

Rev.6.00 Oct.28.2004 page 266 of 1016
REJ09B0138-0600H
Table 9-1 Port Functions
Port Description Pins Mode 4*
3
Mode 5*
3
Mode 6 Mode 7
Port 1
• 8-bit I/O
port
P1
7
/PO15/TIOCB2/TCLKD
P1
6
/PO14/TIOCA2
P1
5
/PO13/TIOCB1/TCLKC
P1
4
/PO12/TIOCA1
P1
3
/PO11/TIOCD0/TCLKB
P1
2
/PO10/TIOCC0/TCLKA
P1
1
/PO9/TIOCB0/DACK1
P1
0
/PO8/TIOCA0/DACK0
8-bit I/O port also functioning as DMA controller output pins
(DACK0 and DACK1), TPU I/O pins (TCLKA, TCLKB,
TCLKC, TCLKD, TIOCA0, TIOCB0, TIOCC0, TIOCD0,
TIOCA1, TIOCB1, TIOCA2, TIOCB2) and PPG output pins
(PO15 to PO8)
Port 2
• 8-bit I/O
port
• Schmitt-
triggered
input
P2
7
/PO7/TIOCB5/TMO1
P2
6
/PO6/TIOCA5/TMO0
P2
5
/PO5/TIOCB4/TMCI1
P2
4
/PO4/TIOCA4/TMRI1
P2
3
/PO3/TIOCD3/TMCI0
P2
2
/PO2/TIOCC3/TMRI0
P2
1
/PO1/TIOCB3
P2
0
/PO0/TIOCA3
8-bit I/O port also functioning as TPU I/O pins (TIOCA3,
TIOCB3, TIOCC3, TIOCD3, TIOCA4, TIOCB4, TIOCA5,
TIOCB5), 8-bit timer (channels 0 and 1) I/O pins (TMRI0,
TMCI0, TMO0, TMRI1, TMCI1, TMO1) and PPG output
pins (PO7 to PO0)
Port 3
• 6-bit I/O
port
• Open-drain
output
capability
P3
5
/SCK1
P3
4
/SCK0
P3
3
/RxD1
P3
2
/RxD0
P3
1
/TxD1
P3
0
/TxD0
6-bit I/O port also functioning as SCI (channels 0 and 1) I/O
pins (TxD0, RxD0, SCK0, TxD1, RxD1, SCK1)
Port 4
• 8-bit input
port
P4
7
/AN7/DA1
P4
6
/AN6/DA0
P4
5
/AN5
P4
4
/AN4
P4
3
/AN3
P4
2
/AN2
P4
1
/AN1
P4
0
/AN0
8-bit input port also functioning as A/D converter analog
inputs (AN7 to AN0) and D/A converter analog outputs
(DA1 and DA0)
Port 5
• 4-bit I/O
port
P5
3
/ADTRG
P5
2
/SCK2
P5
1
/RxD2
P5
0
/TxD2
4-bit I/O port also functioning as SCI (channel 2) I/O pins
(TxD2, RxD2, SCK2) and A/D converter input pin (ADTRG)
Port 6
• 8-bit I/O
port
• Schmitt-
triggered
input
(P6
4
to P6
7
)
P6
7
/IRQ3/CS7
P6
6
/IRQ2/CS6
P6
5
/IRQ1
P6
4
/IRQ0
P6
3
/TEND1
P6
2
/DREQ1
P6
1
/TEND0/CS5
P6
0
/DREQ0/CS4
8-bit I/O port also functioning as DMA
controller I/O pins (DREQ0, TEND0,
DREQ1, TEND1), bus control output pins
(CS4 to CS7), and interrupt input pins (IRQ0
to IRQ3)
8-bit I/O port
also function-
ing as inter-
rupt input pins
(IRQ0 to
IRQ3)