HD6417618 datasheet(116/646 Pages) RENESAS

部件名	HD6417618

功能描述	32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7618 Series

PDF	646 Pages

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制造商	RENESAS [Renesas Technology Corp]

网页	http://www.renesas.com

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Section 6 Interrupt Controller (INTC)

Rev. 6.00 Jun. 12, 2007 Page 84 of 610

REJ09B0131-0600

6.3.1

Interrupt Control Register 0 (ICR0)

ICR0 is a 16-bit register that sets the input signal detection mode of the external interrupt input pin

NMI and indicates the input signal level on the NMI pin.

Bit

Bit Name

Initial

Value

R/W

Description

NMIL

1/0

NMI Input Level

Indicates the state of the signal input to the NMI pin.

This bit can be read to determine the NMI pin level.

This bit cannot be modified.

0: State of the NMI input is low

1: State of the NMI input is high

14 to 9



All 0

Reserved

These bits are always read as 0. The write value

should always be 0.

NMIE

R/W

NMI Edge Select

0: Interrupt request is detected on the falling edge of

the NMI input

1: Interrupt request is detected on the rising edge of

the NMI input

7 to 0



All 0

Reserved

These bits are always read as 0. The write value

should always be 0.

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