Datasheet

Section 10A I/O Ports
(H8S/2633, H8S/2632, H8S/2631, H8S/2633R)
Page 374 of 1434 R01UH0166EJ0600 Rev. 6.00
Mar 02, 2011
H8S/2633 Group, H8S/2633 F-ZTAT
TM
,
H8S/2633R F-ZTAT
TM
, H8S/2695
Port Description Pins Mode 4 Mode 5 Mode 6 Mode 7
Port A • 4-bit I/O
port
• Built-in
MOS input
pull-up
• Open-drain
output
capability
PA3/A19/SCK2
PA2/A18/RxD2
PA1/A17/TxD2
PA0/A16
4-bit I/O port also functioning as SCI (channel
2) I/O pins (TxD2, RxD2, SCK2) and address
outputs (A19 to A16)
4-bit I/O port
also function-
ing as SCI
(channel 2)
I/O pins (TxD2,
RxD2, SCK2)
Port B • 8-bit I/O
port
• Built-in
MOS input
pull-up
• Open-drain
output
capability
PB7/A15/TIOCB5
PB6/A14/TIOCA5
PB5/A13/TIOCB4
PB4/A12/TIOCA4
PB3/A11/TIOCD3
PB2/A10/TIOCC3
PB1/A9/TIOCB3
PB0/A8/TIOCA3
8-bit I/O port also functioning as TPU I/O pins
(TIOCB5, TIOCA5, TIOCB4, TIOCA4, TIOCD3,
TIOCC3, TIOCB3, TIIOCA3) and address
outputs (A15 to A8)
8-bit I/O port
also
functioning as
TPU I/O pins
(TIOCB5,
TIOCA5,
TIOCB4,
TIOCA4,
TIOCD3,
TIOCC3,
TIOCB3,
TIIOCA3)
Port C • 8-bit I/O
port
• Built-in
MOS input
pull-up
• Open-drain
output
capability
PC7/A7/PWM1
PC6/A6/PWM0
PC5/A5
PC4/A4
PC3/A3
PC2/A2
PC1/A1
PC0 /A0
8-bit I/O port also functioning as 14-bit PWM
(channel 1 and 0) output pins (PWM1, PWM0)
and address outputs (A7 to A0)
8-bit I/O port
also function-
ing as 14-bit
PWM (channel
1 and 0) output
pins (PWM1,
PWM0)
Port D • 8-bit I/O
port
• Built-in
MOS input
pull-up
PD7 /D15
PD6/D14
PD5/D13
PD4/D12
PD3/D11
PD2/D10
PD1/D9
PD0 /D8
Data bus input/output I/O port