R8CSLASH2G datasheet(196/344 Pages) RENESAS

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R8C/2G Group

17. Timers

Rev.1.00

Apr 04, 2008

Page 176 of 318

REJ09B0387-0100

Figure 17.22

TRBIOC Register in Programmable Wait One-Shot Generation Mode

Timer RB I/O Control Register

Symbol

Address

After Reset

TRBIOC

010Ah

00h

Bit Symbol

Bit Name

Function

0 : INT0

_____

pin one-shot trigger disabled

1 : INT0

_____

pin one-shot trigger enabled

NOTE:

One-shot trigger control bit(1)

0 : Falling edge trigger

1 : Rising edge trigger

TOCNT

TOPL

Timer RB output level select

bit

0: Outputs one-shot pulse “H”.

Outputs “L” w hen the timer stops or during

w ait.

1: Outputs one-shot pulse “L”.

Outputs “H” w hen the timer stops or during

w ait.

Timer RB output sw itch bit

Set to 0 in programmable w ait one-shot generation

mode.

b7 b6 b5 b4 b3 b2

INOSEG

b1 b0

INOSTG

Nothing is assigned. If necessary, set to 0.

When read, the content is 0.

One-shot trigger polarity

select bit(1)

—

(b7-b4)

—

Refer to 17.2.3.1 One-Shot Trigger Selection.

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