HD6432351 datasheet(384/1025 Pages) RENESAS

384 / 1025 page

Section 9 I/O Ports

Rev. 3.00 Sep 15, 2006 page 350 of 988

REJ09B0330-0300

Selection Method and Pin Functions

P20/PO0/TIOCA3 The pin function is switched as shown below according to the combination of

the TPU channel 3 setting by bits MD3 to MD0 in TMDR3, bits IOA3 to IOA0 in

TIOR3H, bits CCLR2 to CCLR0 in TCR3, bit NDER0 in NDERL, and bit

P20DDR.

TPU Channel

3 Setting

Table Below (1)

Table Below (2)

P20DDR

—

NDER0

—

Pin function

TIOCA3 output

P20

input

P20

output

PO0

output

TIOCA3 input*

Note:

1. TIOCA3 input when MD3 to MD0 = B'0000, and IOA3 to IOA0 =

B'10xx.

TPU Channel

3 Setting

(2)

(1)

(2)

(1)

(2)

MD3 to MD0

B'0000

B'001x

B'0010

B'0011

IOA3 to IOA0

B'0000

B'0100

B'1xxx

B'0001 to

B'0011

B'0101 to

B'0111

B'xx00

Other than B'xx00

CCLR2 to

CCLR0

—

Other

than

B'001

Output

function

—

Output

compare

output

—

PWM

mode 1

output*

PWM

mode 2

output

—

Legend: x: Don’t care

Note:

2. TIOCB3 output is disabled.

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