R5F2L3ACBNFP datasheet(188/848 Pages) RENESAS

188 / 848 page

REJ09B0441-0010 Rev.0.10

Jul 30, 2008

Page 152 of 809

Under development Preliminary specification

Specifications in this manual are tentative and subject to change.

10. Power Control

R8C/L35A Group, R8C/L36A Group, R8C/L38A Group, R8C/L3AA Group,

R8C/L35B Group, R8C/L36B Group, R8C/L38B Group, R8C/L3AB Group

10.2.7

Power-Off Mode Control Register 0 (POMCR0)

Note:

1. Write to the POMCR0 register five times successively to enter power-off mode.

Address 0020h

Bit

b7b6b5

b4b3b2

b1b0

Symbol

POM07

POM06

POM05

POM04

POM03

POM02

POM01

POM00

After Reset

000

Initial write: Selection of the pin status in power-off mode and the exit methods

Bit

Symbol

Bit Name

Function

R/W

POM00

Power-off mode select bit

0: Power-off 0 (all functions stop)

1: Power-off 1 (timer RE enabled)

POM01

Reserved bits

Set to 0.

POM02

POM03

WKUP1 input enable bit

0: Input disabled

1: Input enabled

POM04

Reserved bits

Set to 0.

POM05

POM06

POM07

Second to fifth write: Entering power-off mode

Bit

Function

R/W

b7 to b0

Write 88h, 15h, 92h, and 25h successively.

Read

Bit

Symbol

Bit Name

Function

R/W

POM00

WKUP0 source power-off exit flag

0: Undetected

1: Detected

POM01

WKUP1 source power-off exit flag

0: Undetected

1: Detected

—

Nothing is assigned. When read, the content is undefined.

—

POM06

Timer RE source power-off exit flag

0: Undetected

1: Detected

—

Nothing is assigned. When read, the content is undefined.

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