Rainbow-electronics DS1339 Manuel d'utilisateur télécharger pdf (Page 5)

DS1339

5 of 18

Figure 2. DS1339 TIMEKEEPER REGISTERS

ADDRESS BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 FUNCTION RANGE

00H 0 10 SECONDS SECONDS Seconds 00–59

01H 0 10 MINUTES MINUTES Minutes 00–59

AM/PM

02H 0 12/24

10HR

10HR HOUR Hours

1–12 +

AM/PM

00–23

03H 0 0 0 0 0 DAY Day 1–7

04H 0 0 10 DATE DATE Date 00–31

05H CENTURY 0 0 10 MO MONTH

Month/

Century

01–12 +

Century

06H 10 YEAR YEAR Year 00–99

07H A1M1 10 SECONDS SECONDS

Alarm 1

Seconds

00–59

08H A1M2 10 MINUTES MINUTES

Alarm 1

Minutes

00–59

AM/PM

09H A1M3 12/24

10HR

10HR HOUR

Alarm 1

Hours

1–12 +

AM/PM

00-23

0AH A1M4 DY/DT 10 DATE

DAY

DATE

Alarm 1

Day

Alarm 1

Date

1–7

1–31

0BH A2M2 10 MINUTES MINUTES

Alarm 2

Minutes

00–59

AM/PM

0CH A2M3 12/24

10HR

10HR HOUR

Alarm 2

Hours

1–12 +

AM/PM

00–23

0DH A2M4 DY/DT 10 DATE

DAY

DATE

Alarm 2

Day

Alarm 2

Date

1–7

1–31

0EH

EOSC

0 BBSQI RS2 RS1 INTCN A2IE A1IE Control —

0FH OSF 0 0 0 0 0 A2F A1F Status —

10H TCS3 TCS2 TCS1 TCS0 DS1 DS0 ROUT1 ROUT0

Trickle

Charge

—

Note: Unless otherwise specified, the registers’ state are not defined when power is first applied or V

and V

BACKUP

falls below the V

BACKUP

min.

1 2 3 4 5 6 7 8 9 10 ... 17 18

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Rainbow-electronics DS1339 Manuel d'utilisateur Page 5

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