ACT5880 datasheet(33/87 Pages) ACTIVE-SEMI

33 / 87 page

ACT5880

Rev 2, 03-Sep-13

- 33 -

www.active-semi.com

ActivePMU

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I2CTM is a trademark of NXP.

Active-Semi Confidential―Do Not Copy or Distribute

BLOCK

ADDRESS

and BIT

NAME

DEFAULT

and

ACCESS

DESCRIPTION

RTC

0xAC

Not used.

SETHR[4]

W/R

Setting register for hours. Store the hours into this register firstly,

then set the RCL[ ] to 1 to load the RTC.

SETHR[3]

SETHR[2]

SETHR[1]

SETHR[0]

0xB0

SETDAY[7]

W/R

Setting register for the elapsed days. Store the lower byte of days

into this register firstly, then set the RCL[ ] to 1 to load the RTC.

The SETDAY[0] is the LSB of the days word.

SETDAY[6]

SETDAY[5]

SETDAY[4]

SETDAY[3]

SETDAY[2]

SETDAY[1]

SETDAY[0]

0xB1

SETDAY[15]

W/R

SETDAY[14]

SETDAY[13]

SETDAY[12]

SETDAY[11]

SETDAY[10]

SETDAY[9]

SETDAY[8]

0xB4

Not used.

ALMINT

W/R

Interrupt flag. Read 1 if timing alarm asserted. Write 0 to clear.

DAYINT

W/R

Interrupt flag. Read 1 if timing alarm asserted. Write 0 to clear.

HRINT

W/R

Interrupt flag. Read 1 if timing alarm asserted. Write 0 to clear.

MININT

W/R

Interrupt flag. Read 1 if timing alarm asserted. Write 0 to clear.

SECINT

W/R

Interrupt flag. Read 1 if every second alarm asserted, Write 0 to

clear.

Setting register for the elapsed days. Store the upper byte of

days into this register firstly, then set the RCL[ ] to 1 to load the

RTC.

The SETDAY[15] is the MSB of the days word.

Note:

W/R: Write and read accessible. X is uncertain volume.

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