R8C2K datasheet(254/471 Pages) RENESAS

254 / 471 page

R8C/2K Group, R8C/2L Group

16. Timers

Rev.1.10

Dec 21, 2007

Page 237 of 450

REJ09B0406-0110

Figure 16.78

Registers TRDIER0 to TRDIER1 in Input Capture Function

Figure 16.79

Registers TRD0 to TRD1 in Input Capture Function

Timer RD Interrupt Enable Register i (i = 0 or 1)

Symbol

Address

After Reset

TRDIER0

TRDIER1

0144h

0154h

11100000b

Bit Symbol

Bit Name

Function

b3 b2

IMIED

b1 b0

b7 b6 b5 b4

IMIEB

Input capture/compare match

interrupt enable bit A

0 : Disable interrupt (IMIA) by the IMFA bit

1 : Enable interrupt (IMIA) by the IMFA bit

Input capture/compare match

interrupt enable bit B

0 : Disable interrupt (IMIB) by the IMFB bit

1 : Enable interrupt (IMIB) by the IMFB bit

IMIEA

Input capture/compare match

interrupt enable bit C

0 : Disable interrupt (IMIC) by the IMFC bit

1 : Enable interrupt (IMIC) by the IMFC bit

IMIEC

Input capture/compare match

interrupt enable bit D

0 : Disable interrupt (IMID) by the IMFD bit

1 : Enable interrupt (IMID) by the IMFD bit

Overflow /underflow interrupt

enable bit

0 : Disable interrupt (OVI) by the OVF bit

1 : Enable interrupt (OVI) by the OVF bit

OVIE

—

(b7-b5)

—

Nothing is assigned. If necessary, set to 0.

When read, the content is 1.

Timer RD Counter i (i = 0 or 1)

(1)

Symbol

Address

After Reset

TRD0

TRD1

0147h-0146h

0157h-0156h

0000h

Setting Range

NOTE:

Function

Count the count source. Count operation is incremented.

When an overflow occurs, the OVF bit in the TRDSRi register is set to 1.

0000h to FFFFh

Access the TRDi register in 16-bit units. Do not access it in 8-bit units.

(b8)

(b15)

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