H8SXSLASH1663M datasheet(663/1504 Pages) RENESAS

tên linh kiện	H8SX/1663M

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

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Section 13 I/O Ports

Rev. 2.00 Sep. 24, 2008 Page 631 of 1468

REJ09B0412-0200

(3)

PB5/

CS5-D/OE/CKE

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

the EXPE bit, the bus controller register, the 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 value)

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 and

the EXPE bit, the bus controller register, the 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 value)

Note:

Valid in external extended mode (EXPE = 1)

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