Datasheet

Section 10 I/O Ports
Page 508 of 1384 R01UH0310EJ0500 Rev. 5.00
Sep 25, 2012
H8S/2426, H8S/2426R, H8S/2424 Group
Table 10.1 Port Functions of H8S/2426 Group and H8S/2426R Group
Mode 3, 7
Port Description Mode 1 Mode 2 Mode 4
EXPE = 1 EXPE = 0
Schmitt-
triggered
input Pin*
3
Input Pull-
up MOS
Capability
Open Drain
Output
Capability
5-V
Tolerance*
2
P17/PO15/TIOCB2/TCLKD/EDRAK3/
SCS0-A
P17/PO15/
TIOCB2/
TCLKD/
SCS0-A
P17,
TIOCB2,
TCLKD
P16/PO14/TIOCA2/EDRAK2/SSCK0-A
P16/PO14/
TIOCA2/
SSCK0-A
P16,
TIOCA2
P15/PO13/TIOCB1/TCLKC/SSI0-A
P15,
TIOCB1
P14/PO12/TIOCA1/SSO0-A
P14,
TIOCA1
P13/PO11/TIOCD0/TCLKB
All input pin
functions
P12/PO10/TIOCC0/TCLKA
All input pin
functions
P11/PO9/TIOCB0
All input pin
functions
Port 1
General I/O port
also functioning
as PPG outputs,
TPU I/Os,
EXDMAC
outputs, and
SSU I/Os
P10/PO8/TIOCA0
All input pin
functions
⎯
All output
pin
functions
⎯
P27/IRQ15-B/PO7/TIOCB5/SCL2
All input pin
functions
P26/IRQ14-B/PO6/TIOCA5/SDA2/ADTRG1
P26,
IRQ14-B,
TIOCA5,
SDA2
P25/WAIT-B/IRQ13-B/PO5-A/TIOCB4-A
P25/
IRQ13-B/
PO5-A/
TIOCB4-A
P25,
IRQ13-B,
TIOCB4-A
P24/IRQ12-B/PO4-A/TIOCA4-A/RxD4-A
P24,
IRQ12-B,
TIOCA4-A
P23/IRQ11-B/PO3-A/TIOCD3-A/TxD4-A
P22/IRQ10-B/PO2-A/TIOCC3-A
P21/IRQ9-B/PO1-A/TIOCB3-A
Port 2
General I/O port
also functioning
as PPG outputs,
TPU I/Os,
interrupt inputs,
SCI I/Os,
I
2
C I/Os,
A/D converter
inputs, and bus
control signal
I/Os
P20/IRQ8-B/PO0-A/TIOCA3-A
All input pin
functions
⎯
All output
pin
functions
O