Datasheet

Section 10 I/O Ports
R01UH0310EJ0500 Rev. 5.00 Page 517 of 1384
Sep 25, 2012
H8S/2426, H8S/2426R, H8S/2424 Group
Mode 3, 7
Port Description Mode 1 Mode 2 Mode 4
EXPE = 1 EXPE = 0
Schmitt-
triggered
input Pin*
2
Input Pull-
up MOS
Capability
Open Drain
Output
Capability
5-V
Tolerance*
1
Port 4
General I/O port
also functioning
as A/D converter
analog inputs and
interrupt inputs
P47/IRQ7-B/AN7_0
P46/IRQ6-B/AN6_0
P45/IRQ5-B/AN5_0
P44/IRQ4-B/AN4_0
P43/IRQ3-B/AN3_0
P42/IRQ2-B/AN2_0
P41/IRQ1-B/AN1_0
P40/IRQ0-B/AN0_0
IRQ7-B
IRQ6-B
IRQ5-B
IRQ4-B
IRQ3-B
IRQ2-B
IRQ1-B
IRQ0-B
P53/IRQ3-A /ADTRG0-A IRQ3-A
All output
pin
functions
P52/BACK-B/IRQ2-A /PO4-B/TIOCA4-B/
TMO0-B/SCK2
P52/IRQ2-A/
PO4-B/
TIOCA4-B/
TMO0-B/
SCK2
IRQ2-A,
TIOCA4-B
All output
pin
functions
other than
BACK-B
P51/BREQ-B/IRQ1-A/PO2-B/TIOCC3-B/
TMCI0-B/RxD2/SCL3
P51/IRQ1-A/
PO2-B/
TIOCC3-B/
TMCI0-B/
RxD2/SCL3
IRQ1-A,
TIOCC3-B,
TMCI0-B,
SCL3
All output
pin
functions
Port 5
General I/O port
also functioning
as interrupt
inputs,
A/D converter
inputs, SCI I/Os,
PPG outputs,
TPU I/Os, TMR
I/Os,
I
2
C I/Os, and bus
control signal
I/Os
P50/BREQO-B/IRQ0-A/PO0-B/TIOCA3-B/
TMRI0-B/TxD2/SDA3
P50/IRQ0-A/
PO0-B/
TIOCA3-B/
TMRI0-B/
TxD2/SDA3
IRQ0-A,
TIOCA3-B,
TMRI0-B,
SDA3
All output
pin
functions
other than
BREQO-B
O
P85/PO5-B/TIOCB4-B/TMO1-B/SCK3 TIOCB4-B
P83/PO3-B/TIOCD3-B/ TMCI1-B/RxD3
TIOCD3-B,
TMCI1-B
Ο
Port 8
General I/O port
also functioning
as PPG outputs,
TPU I/Os,
TMR I/Os, and
SCI I/Os
P81/PO1-B/TIOCB3-B/ TMRI1-B/TxD3
TIOCB3-B,
TMRI1-B
All output
pin
functions
Ο
Port 9
Dedicated input
port also
functioning as
A/D converter
analog inputs and
D/A converter
analog outputs
P95/AN13_1/DA3
P94/AN12_1/DA2