H838532H datasheet(194/508 Pages) RENESAS

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H838532H 데이터시트(PDF) 194 Page - Renesas Technology Corp

부품명	H838532H

상세설명	16-Bit Single-Chip Microcomputer H8 Family / H8/300H Super Low Power Series

PDF	508 Pages

Scroll/Zoom	100%

제조업체	RENESAS [Renesas Technology Corp]

홈페이지	http://www.renesas.com

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194 / 508 page

Section 8 I/O Ports

Rev. 1.00 May 30, 2008 Page 174 of 484

REJ09B0436-0100

Bit 7: P3

1/UD/EXCL pin function switch (EXCL)

This bit selects whether pin P3

1/UD/EXCL is used as P31/UD or as EXCL. When the pin is used as

EXCL an external clock should be input to it. See section 4, Clock Pulse Generators, for a

connection example.

Bit 7

EXCL

Description

Functions as P3

1/UD I/O pin

(initial value)

Functions as EXCL input pin

Bit 6: Reserved bit

Bit 6 is a reserved bit. It is always read as 1 and cannot be modified.

Bit 5: Reserved bit

Bit 5 is a readable/writable reserved bit.

Bits 4 and 3: Reserved bits

Bits 4 and 3 are reserved bits. They are always read as 1 and cannot be modified.

Bits 2 to 0: Reserved bits

Bits 2 to 0 are readable/writable reserved bits.

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