R8CSLASH2G datasheet(222/344 Pages) RENESAS

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R8C/2G Group

17. Timers

Rev.1.00

Apr 04, 2008

Page 202 of 318

REJ09B0387-0100

Figure 17.48

Registers TRF, TRFM0, and TRFM1

Compare 1 Register(1)

Symbol

Address

After Reset

TRFM1

029Fh-029Eh

FFFFh

Function

Setting Range

NOTE:

Mode

Output compare mode

(b8)

(b15)

0000h to FFFFh

Access the TRFM1 register in 16-bit units.

Store the value compared w ith TRF

Capture and Compare 0 Register(1)

Symbol

Address

After Reset

TRFM0

029Dh-029Ch

0000h(2)

Function

Setting Range

NOTES:

Mode

When setting a value in the TRFM0 register, set the TMOD bit in the TRFCR1 register to 1 (output compare mode).

When the TMOD bit is set to 0 (input capture mode), no value can be w ritten.

(b8)

(b15)

―

When the active edge of the measured

pulse is input, store the value in the TRF

When the TMOD bit in the TRFCR1 register is set to 1, the value is set to FFFFh.

Access the TRFM0 register in 16-bit units.

Input capture mode

Output compare mode(3)

Store the value compared w ith TRF

0000h to FFFFh

Timer RF Register(1)

Symbol

Address

After Reset

TRF

0291h-0290h

0000h

NOTE:

1. Access the TRF register in 16-bit units.

(b8)

(b15)

Function

Count source increment .

0000h can be read w hen the TSTART bit is set to 0 (count stops).

Count value can be read w hen the TSTART bit is set to 1 (count starts).

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