H838532H datasheet(86/508 Pages) RENESAS

부품명	H838532H

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

PDF	508 Pages

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제조업체	RENESAS [Renesas Technology Corp]

홈페이지	http://www.renesas.com

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86 / 508 page

Section 3 Exception Handling

Rev. 1.00 May 30, 2008 Page 66 of 484

REJ09B0436-0100

Bits 4 to 0: IRQ

4 to IRQ0 interrupt enable (IEN4 to IEN0)

Bits 4 to 0 enable or disable IRQ

4 to IRQ0 interrupt requests.

Bit n

IENn

Description

Disables interrupt requests from pin

IRQn

(initial value)

Enables interrupt requests from pin

IRQn

(n = 4 to 0)

(3) Interrupt Enable Register 2 (IENR2)

Bit

Initial value

Read/Write

IENDT

R/W

IENAD

R/W

—

R/W

IENTG

R/W

IENTFH

R/W

IENEC

R/W

IENTFL

R/W

IENTC

R/W

IENR2 is an 8-bit read/write register that enables or disables interrupt requests.

Bit 7: Direct transfer interrupt enable (IENDT)

Bit 7 enables or disables direct transfer interrupt requests.

Bit 7

IENDT

Description

Disables direct transfer interrupt requests

(initial value)

Enables direct transfer interrupt requests

Bit 6: A/D converter interrupt enable (IENAD)

Bit 6 enables or disables A/D converter interrupt requests.

Bit 6

IENAD

Description

Disables A/D converter interrupt requests

(initial value)

Enables A/D converter interrupt requests

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