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| HD6432345 Datasheet, PDF (221/907 Pages) Hitachi Semiconductor – H8S/2345 F-ZTAT Hardware Manual | |||
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Table 8.1 Port Functions
Port Description Pins
Mode
1*1
Mode
2*1, *2
Mode
3*1, *2
Mode
4
Mode
5
Mode
6*2
Mode
7*2
Port 1 ⢠8-bit I/O
port
P17/TIOCB2/ 8-bit I/O port also functioning as TPU I/O pins (TCLKA, TCLKB, TCLKC,
TCLKD
TCLKD, TIOCA0, TIOCB0, TIOCC0, TIOCD0, TIOCA1, TIOCB1, TIOCA2,
P16/TIOCA2 TIOCB2)
P15/TIOCB1/
TCLKC
P14/TIOCA1
P13/TIOCD0/
TCLKB/A23
P12/TIOCC0/
TCLKA/A22
P11/TIOCB0/
A21
P10/TIOCA0/
A20
When DDR = 0: input port also
functioning as TPU I/O pins
(TCLKA, TCLKB, TIOCA0,
TIOCB0, TIOCC0, TIOCD0)
When DDR = 1: address output
Port 2 ⢠8-bit I/O
port
P27/TIOCB5/ 8-bit I/O port also functioning as TPU I/O pins (TIOCA3, TIOCB3, TIOCC3,
TMO1
TIOCD3, TIOCA4, TIOCB4, TIOCA5, TIOCB5), and 8-bit timer (channels 0
⢠Schmitt- P26/TIOCA5/ and 1) I/O pins (TMRI0, TMCI0, TMO0, TMRI1, TMCI1, TMO1)
triggered TMO0
input
P25/TIOCB4/
TMCI1
P24/TIOCA4/
TMRI1
P23/TIOCD3/
TMCI0
P22/TIOCC3/
TMRI0
P21/TIOCB3
P20/TIOCA3
Port 3 ⢠6-bit I/O
port
P35/SCK1/
IRQ5
â¢
Open-drain
output
P34/SCK0/
IRQ4
capability
⢠Schmitt- P33/RxD1
triggered P32/RxD0
input
P31/TxD1
(IRQ5,
IRQ4)
P30/TxD0
6-bit I/O port also functioning as SCI (channels 0 and 1) I/O pins (TxD0,
RxD0, SCK0, TxD1, RxD1, SCK1) and interrupt input pins (IRQ5, IRQ4)
204
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