H8SSLASH2224 datasheet(423/1071 Pages) RENESAS

423 / 1071 page

Section 10 I/O Ports

Rev. 5.00 Aug 08, 2006 page 337 of 982

REJ09B0054-0500

• PB3/A11/TIOCD3

The pin function is switched as shown below according to combination of the operating mode,

the TPU channel 3*3 setting, AE3 to AE0 bits in PFCR, and the PB3DDR bit.

Operating

mode

Modes 4 to 6

Mode 7

AE3 to AE0

Other than

B'00xx



TPU channel 3

setting*



Output

Input or initial value

Output

Input or initial

value

PB3DDR





PB3

input pin

PB3

output

PB3

input

PB3

output

Pin functions

A11 output

TIOCD3*

output pin

TIOCD3*

3 input

pin*

TIOCD3*

output pin

TIOCD3*

3 input

pin*

Notes: 1. For the setting of the TPU channel, see section 11, 16-Bit Timer Pulse Unit (TPU).

2. This pin functions as TIOCD3 input when TPU channel 3 timer operating mode is set to

normal operating and IOD3 to IOD0 in TIORL_3 are set to 10xx.

3. Not available in the H8S/2227 Group.

• PB2/A10/TIOCC3

The pin functions are switched as shown below according to the combination of operating

mode, the TPU channel 3*3 setting, AE3 to AE0 bits in PFCR, and the PB2DDR bit.

Operating mode

Modes 4 to 6

Mode 7

AE3 to AE0

Other than

(B'0010 or

B'000x)

B'0010 or B'000x



TPU channel 3

setting*



Output

Input or initial

value

Output

Input or initial

value

PB2DDR





PB2

input

PB2

output

PB2

input

PB2

output

Pin functions

A10 output

TIOCC3*

output pin

TIOCC3*

3 input

pin*

TIOCC3*

output pin

TIOCC3*

3 input

pin*

Notes: 1. For the setting of the TPU channel, see section 11, 16-Bit Timer Pulse Unit (TPU).

2. This pin functions as TIOCC3 input when TPU channel 3 timer operating mode is set to

normal operating mode and IOC3 to IOC0 in TIORL_3 are set to 10xx.

3. Not available in the H8S/2227 Group.

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