R8C2K datasheet(129/471 Pages) RENESAS

129 / 471 page

R8C/2K Group, R8C/2L Group

12. Interrupts

Rev.1.10

Dec 21, 2007

Page 112 of 450

REJ09B0406-0110

Figure 12.14

INTF Register

Figure 12.15

TRAIOC Register

INT

_____

Input Filter Select Register

Symbol

Address

After Reset

INTF

00FAh

00h

Bit Symbol

Bit Name

Function

INT0

_____

input filter select bits

INT1

_____

input filter select bits

INT3

_____

input filter select bits

—

(b5-b4)

Reserved bit

INT1F0

b3 b2

0 0 : No filter

0 1 : Filter w ith f1 sampling

1 0 : Filter w ith f8 sampling

1 1 : Filter w ith f32 sampling

INT1F1

INT3F1

INT3F0

b1 b0

0 0 : No filter

0 1 : Filter w ith f1 sampling

1 0 : Filter w ith f8 sampling

1 1 : Filter w ith f32 sampling

b7 b6

0 0 : No filter

0 1 : Filter w ith f1 sampling

1 0 : Filter w ith f8 sampling

1 1 : Filter w ith f32 sampling

Set to 0.

b3 b2 b1 b0

b7 b6 b5 b4

INT0F0

INT0F1

Timer RA I/O Control Register

Symbol

Address

After Reset

TRAIOC

0101h

00h

Bit Symbol

Bit Name

Function

INT1

_____

/TRAIO select bit

0 : INT1

_____

/TRAIO pin (P1_7)

1 : INT1

_____

/TRAIO pin (P1_5)

Set to 0.

Nothing is assigned. If necessary, set to 0.

When read, the content is 0.

Reserved bit

TRAIO input filter select bits

Function varies depending on operating mode.

TRAIO polarity sw itch bit

TRAIO output control bit

Function varies depending on operating mode.

—

(b7-b6)

—

TOPCR

—

(b2)

TIPF0

TIPF1

b7 b6 b5 b4 b3 b2

TIOSEL

b1 b0

TEDGSEL

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