R8C2A datasheet(99/609 Pages) RENESAS

99 / 609 page

R8C/2A Group, R8C/2B Group

7. Programmable I/O Ports

Rev.2.00

Nov 26, 2007

Page 79 of 580

REJ09B0324-0200

X: 0 or 1

NOTE:

1. Pulled up by setting the PU06 bit in the PUR0 register to 1.

X: 0 or 1

NOTE:

1. Pulled up by setting the PU06 bit in the PUR0 register to 1.

X: 0 or 1

NOTE:

1. Pulled up by setting the PU06 bit in the PUR0 register to 1.

X: 0 or 1

NOTES:

1. Pulled up by setting the PU06 bit in the PUR0 register to 1.

2. N-channel open-drain output by setting the SOOS bit in the SSMR2 register to 1 when this pin functions as output.

Table 7.28

Port P3_0/TRAO

PD3

TRAIOC

Function

Bit

PD3_0

TOENA

Setting

Value

Input port(1)

Output port

TRAO output

Table 7.29

Port P3_1/TRBO

PD3

TRBMR

TRBIOC

Function

Bit

PD3_1

TMOD1

TMOD0

TOCNT

Setting

Value

000

Input port(1)

100

Output port

01b

Other than 00b

TRBO output

Table 7.30

Port P3_2/(INT2)

PD3

INTEN

PMR

Function

Bit

PD3_2

INT2EN

INT2SEL

Setting

Value

Input port(1)

Output port

INT2 input

Table 7.31

Port P3_3/SSI

PD3

Clock Synchronous Serial I/O with Chip Select

(Refer to Table 16.4 Association between

Communication Modes and I/O Pins

PMR

Function

Bit

PD3_3

SSI output control

SSI input control

IICSEL

Setting

Value

Input port(1)

Output port(2)

SSI input

SSI output(2)

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