Datasheet

Section 8 I/O Ports
Rev. 2.00 Aug. 20, 2008 Page 274 of 1198
REJ09B0403-0200
Port Description
Single-Chip Mode
(EXPE = 0)
Extended Mode
(EXPE = 1)
Feature of
I/O
P57 WR/HWR
Port 5 General I/O port
multiplexed with
interrupt input, bus
control output, system
clock output, external
subclock input, and
SSU I/O
P56/EXCL/φ
P55/IRQ13/SSI
P54/IRQ12/SSO
Same as left
General I/O port
multiplexed with
interrupt input, SCIF
and SCI_1 I/O
P53/IRQ11/RxD1
P52/IRQ10/TxD1
P51/IRQ9/RxDF
P50/IRQ8/TxDF
Same as left
Port 6 General I/O port
multiplexed with
interrupt input, SCIF
control I/O, and SSU
control I/O
P67/ExIRQ8/SSCK
P66/ExIRQ9/SCS
P65/ExIRQ10/RTS
P64/ExIRQ11/CTS
Same as left Built-in input
pull-up MOS
General I/O port
multiplexed with
interrupt input, PWMX
output, and
bidirectional data
bus* I/O
P63/PWX3
P62/PWX2
P61/IRQ15/PWX1
P60/IRQ14/PWX0
P63/PWX3/D3*
P62/PWX2/D2*
P61/IRQ15/PWX1/D1*
P60/IRQ14/PWX0/D0*
Port 7 General input port
multiplexed with A/D
converter analog input
P77/AN7
P76/AN6
P75/AN5
P74/AN4
P73/AN3
P72/AN2
P71/AN1
P70/AN0
Same as left
Port 8 General I/O port
multiplexed with
interrupt input, A/D
converter external
trigger input, and
SCI_1 and SCI_3 I/O
P87/ExIRQ15/TxD3/ADTRG
P86/ExIRQ14/RxD3
P85/ExIRQ13/SCK1
P84/ExIRQ12/SCK3
Same as left
General I/O port
multiplexed with IIC_0
and IIC_1 I/O
P83/SDA1
P82/SCL1
P81/SDA0
P80/SCL0
Same as left NMOS
push-pull
output