HD6432633 Datasheet, PDF (492/1453 Pages) Renesas Technology Corp – Series of Microcomputers (MCUs: microcomputer units)

Table 10B-1 Port Functions
Port Description
Pins
Mode 4
Mode 5
Mode 6
Mode 7
Port 1 • 8-bit I/O
port
• Schmitt-
triggered
input (P16,
P14)
P17/TIOCB2/TCLKD
P16/TIOCA2//IRQ1
P15/TIOCB1/TCLKC
P14/TIOCA1/IRQ0
P13/TIOCD0/TCLKB/
A23
P12/TIOCC0/TCLKA/
A22
P11/TIOCB0/A21
P10/TIOCA0/A20
8-bit I/O port also functioning as TPU I/O pins 8-bit I/O port
(TCLKA, TCLKB, TCLKC, TCLKD, TIOCA0, also function-
TIOCB0, TIOCC0, TIOCD0, TIOCA1, TIOCB1, ing as TPU I/O
TIOCA2, TIOCB2), interrupt input pins (IRQ0, pins (TCLKA,
IRQ1), and address outputs (A20 to A23)
TCLKB,
TCLKC,
TCLKD,
TIOCA0,
TIOCB0,
TIOCC0,
TIOCD0,
TIOCA1,
TIOCB1,
TIOCA2,
TIOCB2) and
interrupt input
pins (IRQ0,
IRQ1)
Port 3 • 8-bit I/O
port
• Open-drain
output
capability
• Schmitt-
triggered
input (P35,
P32)
P37/TxD4
P36/RxD4
P35/SCK1/SCK4/IRQ5
P34 /RxD1
P33 /TxD1
P32 /SCK0/IRQ4
P31 /RxD0
P30 /TxD0
8-bit I/O port also functioning as SCI (channel 0, 1, and 4) I/O
pins (TxD0, RxD0, SCK0, TxD1, RxD1, SCK1, TxD4, RxD4,
SCK4) and interrupt input pins (IRQ4, IRQ5)
Port 4 • 8-bit input P47 /AN7
port
P46 /AN6
8-bit input port also functioning as A/D converter analog inputs
(AN7 to AN0)
P45 /AN5
P44 /AN4
P43 /AN3
P42 /AN2
P41 /AN1
P40/AN0
Port 7 • 8-bit I/O
port
P77/TxD3
P76/RxD3
P75/SCK3
P74/MRES
P73/CS7
P72/CS6
P71/CS5
8-bit I/O port also functioning as bus control
output pins (CS4 to CS7), SCI I/O pins (SCK3,
RxD3, TxD3), and the manual reset input pin
(MRES)
8-bit I/O port
also function-
ing as SCI I/O
pins (SCK3,
RxD3, TxD3)
and the
manual reset
input pin
(MRES)
P70/CS4
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