R8C2K datasheet(249/471 Pages) RENESAS

249 / 471 page

R8C/2K Group, R8C/2L Group

16. Timers

Rev.1.10

Dec 21, 2007

Page 232 of 450

REJ09B0406-0110

Figure 16.73

Registers TRDDF0 to TRDDF1 in Input Capture Function

Timer RD Digital Filter Function Select Register i (i = 0 or 1)

Symbol

Address

After Reset

TRDDF0

TRDDF1

013Eh

013Fh

00h

Bit Symbol

Bit Name

Function

—

(b5-b4)

DFCK0

—

Nothing is assigned. If necessary, set to 0.

When read, the content is 0.

Clock select bits for digital filter

function

DFCK1

b7 b6

0 0 : f32

0 1 : f8

1 0 : f1

1 1 : Count source (clock selected by

bits TCK2 to TCK0 in the

TRDCRi register)

b3 b2

DFD

b1 b0

DFC

b7 b6 b5 b4

DFB

DFA

TRDIOA pin digital filter function

select bit

0 : Function is not used

1 : Function is used

TRDIOB pin digital filter function

select bit

0 : Function is not used

1 : Function is used

TRDIOD pin digital filter function

select bit

0 : Function is not used

1 : Function is used

TRDIOC pin digital filter function

select bit

0 : Function is not used

1 : Function is used

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