R27 datasheet(203/487 Pages) RENESAS

203 / 487 page

R8C/26 Group, R8C/27 Group

14. Timers

Rev.2.10

Sep 26, 2008

Page 184 of 453

REJ09B0278-0210

Figure 14.27

TRCMR Register

Timer RC Mode Register

(1)

Symbol

Address

After Reset

TRCMR

0120h

01001000b

Bit Symbol

Bit Name

Function

NOTES:

—

TSTART

TRC count start bit

0 : Count stops

1 : Count starts

PWM mode of TRCIOB select bit(2)

0 : Timer mode

1 : PWM mode

TRCGRC register function select

bit(3)

PWM mode of TRCIOC select bit(2)

Nothing is assigned. If necessary, set to 0.

When read, the content is 1.

—

(b6)

BFC

b7 b6 b5 b4

PWMB

0 : General register

1 : Buffer register of TRCGRA register

TRCGRD register function select

bit

0 : General register

1 : Buffer register of TRCGRB register

0 : Timer mode

1 : PWM mode

PWMD

PWM mode of TRCIOD select bit(2)

b3 b2

BFD

b1 b0

PWMC

These bits are enabled w hen the PWM2 bit is set to 1 (timer mode or PWM mode).

3. Set the BFC bit to 0 (general register) in PWM2 mode.

0 : Timer mode

1 : PWM mode

PWM2

PWM2 mode select bit

0 : PWM 2 mode

1 : Timer mode or PWM mode

For notes on PWM2 mode, refer to 14.3.9.5 TRCMR Register in PWM2 Mode.

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