R8C2K datasheet(296/471 Pages) RENESAS

296 / 471 page

R8C/2K Group, R8C/2L Group

16. Timers

Rev.1.10

Dec 21, 2007

Page 279 of 450

REJ09B0406-0110

Figure 16.120 Registers TRDGRAi, TRDGRBi, TRDGRCi, and TRDGRDi in Reset Synchronous PWM Mode

The following registers are disabled in the reset synchronous PWM mode: TRDPMR, TRDOCR, TRDDF0,

TRDDF1, TRDIORA0, TRDIORC0, TRDPOCR0, TRDIORA1, TRDIORC1, and TRDPOCR1.

BFC0, BFD0, BFC1, BFD1: Bits in TRDMR register

Table 16.44

TRDGRji Register Functions in Reset Synchronous PWM Mode

Setting

PWM Output Pin

TRDGRA0

−

General register. Set the PWM period.

(Output inverted every PWM

period and TRDIOC0 pin)

TRDGRB0

−

General register. Set the changing point of

PWM1 output.

TRDIOB0

TRDIOD0

TRDGRC0

BFC0 = 0

(These registers are not used in reset

synchronous PWM mode.)

−

TRDGRD0

BFD0 = 0

TRDGRA1

−

General register. Set the changing point of

PWM2 output.

TRDIOA1

TRDIOC1

TRDGRB1

−

General register. Set the changing point of

PWM3 output.

TRDIOB1

TRDIOD1

TRDGRC1

BFC1 = 0

(These points are not used in reset

synchronous PWM mode.)

−

TRDGRD1

BFD1 = 0

TRDGRC0

BFC0 = 1

Buffer register. Set the next PWM period.

(Refer to 16.4.2 Buffer Operation.)

(Output inversed every PWM

period and TRDIOC0 pin)

TRDGRD0

BFD0 = 1

Buffer register. Set the changing point of

the next PWM1 output.

(Refer to 16.4.2 Buffer Operation.)

TRDIOB0

TRDIOD0

TRDGRC1

BFC1 = 1

Buffer register. Set the changing point of

the next PWM2 output.

(Refer to 16.4.2 Buffer Operation.)

TRDIOA1

TRDIOC1

TRDGRD1

BFD1 = 1

Buffer register. Set the changing point of

the next PWM3 output.

(Refer to 16.4.2 Buffer Operation.)

TRDIOB1

TRDIOD1

Timer RD General Registers Ai, Bi, Ci, and Di (i = 0 or 1)

(1)

Symbol

Address

After Reset

TRDGRA0

TRDGRB0

TRDGRC0

TRDGRD0

TRDGRA1

TRDGRB1

TRDGRC1

TRDGRD1

0149h-0148h

014Bh-014Ah

014Dh-014Ch

014Fh-014Eh

0159h-0158h

015Bh-015Ah

015Dh-015Ch

015Fh-015Eh

FFFFh

NOTE:

Function

Refer to Table 16.44 TRDGRji Register Function in Reset Synchronous PWM Mode.

Access registers TRDGRAi to TRDGRDi in 16-bit units. Do not access them in 8-bit units.

(b8)

(b15)

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