H8SX1663 datasheet(515/1158 Pages) RENESAS

tên linh kiện	H8SX1663

Giải thích chi tiết về linh kiện	Renesas 32-Bit CISC Microcomputer H8SX Family / H8SX/1600 Series

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Section 9 I/O Ports

Rev.1.00 Jun. 07, 2006 Page 463 of 1102

REJ09B0294-0100

(3) PB5/

CS5-D/OE/CKE

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

EXPE bit, bus controller register, port function control register (PFCR), and the PB5DDR bit

settings.

Setting

I/O Port

Module Name

Pin Function

CKE_OE

OE_OE

CS5D_OE

PB5DDR

CKE output*



OE output*



Bus controller

CS5-D output*



PB5 output

I/O port

PB5 input

(initial setting)

Note:

Valid in external extended mode (EXPE = 1)

(4) PB4/

CS4-B/WE

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

EXPE bit, bus controller register, port function control register (PFCR), and the PB4DDR bit

settings.

Setting

Bus Controller

I/O Port

Module Name

Pin Function

WE_OE

CS4B_OE

PB4DDR

WE output*



Bus controller

CS4-B output*



PB4 output

I/O port

PB4 input

(initial setting)

Note:

Valid in external extended mode (EXPE = 1)

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