H8SXSLASH1663M datasheet(672/1504 Pages) RENESAS

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Section 13 I/O Ports

Rev. 2.00 Sep. 24, 2008 Page 640 of 1468

REJ09B0412-0200

(7)

PF1/A17

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

EXPE bit, the port function control register (PFCR), and the PF1DDR bit settings.

Setting

I/O Port

MCU

Operating Mode

Module Name

Pin Function

A17_OE

PF1DDR

On-chip ROM

disabled extended

mode

Bus controller

A17 output



Bus controller

A17 output*



PF1 output

Modes other than

on-chip ROM

disabled extended

mode

I/O port

PF1 input

(initial value)

Note:

Valid in external extended mode (EXPE = 1)

(8)

PF0/A16

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

EXPE bit, the port function control register (PFCR), and the PF0DDR bit settings.

Setting

I/O Port

MCU

Operating Mode

Module Name

Pin Function

A16_OE

PF0DDR

On-chip ROM

disabled extended

mode

Bus controller

A16 output



Bus controller

A16 output*



PF0 output

Modes other than

on-chip ROM

disabled extended

mode

I/O port

PF0 input

(initial value)

Note:

Valid in external extended mode (EXPE = 1)

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