H8SSLASH2224 datasheet(422/1071 Pages) RENESAS

422 / 1071 page

Section 10 I/O Ports

Rev. 5.00 Aug 08, 2006 page 336 of 982

REJ09B0054-0500

• PB5/A13/TIOCB4

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

mode, the TPU channel 4*3 setting, AE3 to AE0 bits in PFCR, and the PB5DDR bit.

Operating

mode

Modes 4 to 6

Mode 7

AE3 to AE0

B'011x or

B'1xxx

Other than (B'011x or B'1xxx)



TPU channel 4

setting*



Output

Input or initial value

Output

Input or initial

value

PB5DDR





PB5

input

PB5

output

PB5

input

PB5

output

Pin functions

A13

output pin

TIOCB4*

output pin

TIOCB4*

3 input

pin*

TIOCB4*

output pin

TIOCB4*

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 TIOCB4 input when TPU channel 4 timer operating mode is set to

normal operating or phase counting mode and IOB3 to IOB0 in TIOR_4 are set to 10xx.

3. Not available in the H8S/2227 Group.

• PB4/A12/TIOCA4

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

mode, the TPU channel 4*3 setting, AE3 to AE0 bits in PFCR, and the PB4DDR bit.

Operating

mode

Modes 4 to 6

Mode 7

AE3 to AE0

Other than

(B'0100 or

B'00xx)

B'0100 or B'00xx



TPU channel 4

setting*



Output

Input or initial value

Output

Input or initial

value

PB4DDR





PB4

input

PB4

output

PB4

input

PB4

output

Pin functions

A12

output pin

TIOCA4*

output pin

TIOCA4*

3 input

pin*

TIOCA4*

output pin

TIOCA4*

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 TIOCA4 input when TPU channel 4 timer operating mode is set to

normal operating or phase counting mode and IOA3 to IOA0 in TIOR_4 are set to 10xx.

3. Not available in the H8S/2227 Group.

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