AS3722 datasheet(155/199 Pages) AMSOSRAM

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ams Datasheet

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[v1-01] 2015-Sep-07

AS3722 − Register Description

Figure 173:

RTCsecond

Figure 174:

RTCminute

Figure 175:

RTChour

Addr:61h

RTCsecond

Bit

Bit Name

Default

Access

Bit Description

3:0

second0

RW_SM

Seconds digit (BCD coded)

RTCyear has to be written to latch the whole RTC

6:4

second1

RW_SM

10-seconds digit (BCD coded),

RTCsecond counts seconds, minutes roll over

after 59 seconds to 00

RTCyear has to be written to latch the whole RTC

Addr:62h

RTCminute

Bit

Bit Name

Default

Access

Bit Description

3:0

minute0

Minutes digit (BCD coded)

RTCyear has to be written to latch the whole RTC

6:4

minute1

10-minutes digit (BCD coded),

RTCminute counts minutes, hour roll over after

59 minutes to 00

RTCyear has to be written to latch the whole RTC

Addr:63h

RTChour

Bit

Bit Name

Default

Access

Bit Description

3:0

hour0

Hours digit (BCD coded)

RTCyear has to be written to latch the whole RTC

5:4

hour1

10-hours digit (BCD coded),

RTChour counts hours, day roll over after 12 hours

to 01 (when am_pm_mode is 1),

after 23 hours to 00 (when am_pm_mode is 0)

RTCyear has to be written to latch the whole RTC

AS3722 Datasheet(PDF) 155 Page - ams-OSRAM AG

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