H8SXSLASH1663M datasheet(140/1504 Pages) RENESAS

부품명	H8SX/1663M

상세설명	Renesas 32-Bit CISC Microcomputer H8SX Family / H8SX/1600 Series

PDF	1504 Pages

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제조업체	RENESAS [Renesas Technology Corp]

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140 / 1504 page

Section 5 Voltage Detection Circuit (LVD)

Rev. 2.00 Sep. 24, 2008 Page 108 of 1468

REJ09B0412-0200

Bit

Bit Name

Initial Value

R/W

Description

6 to 3

—

All 0

R/W

Reserved

These bits are always read as 0 and the write

value should always be 0.

LVDF

Undefined

R/(W)*

LVD Flag

This bit indicates that the voltage detection circuit

has detected a low voltage (Vcc at or below

Vdet).

[Setting condition]

Vcc falling to or below Vdet.

[Clearing condition]

•

After Vcc has exceeded Vdet and the

specified stabilization period has elapsed,

writing 0 to the bit after reading it as 1.

•

Generation of a pin reset or power-on reset.

—

Undefined

R/W

Reserved

The write value should always be 0.

PORF

Undefined

Power-on Reset Flag

This bit indicates that a power-on reset has been

generated.

[Setting condition]

Generation of a power-on reset

[Clearing condition]

Generation of a pin reset

Note:

To clear the flag, only 0 should be written to.

H8SX/1663M 데이터시트(PDF) 140 Page - Renesas Technology Corp

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