AS3722 datasheet(156/199 Pages) AMSOSRAM

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ams Datasheet

Page 155

[v1-01] 2015-Sep-07

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AS3722 − Register Description

Figure 176:

RTCday

Figure 177:

RTCmonth

7pm

AM/PM flag (only valid when am_pm_mode is 1,

otherwise read returns 0)

0 : AM

1 : PM

RTCyear has to be written to latch the whole RTC

Addr:64h

RTCday

Bit

Bit Name

Default

Access

Bit Description

3:0

day0

RW_SM

Days digit (BCD coded)

RTCyear has to be written to latch the whole RTC

5:4

day1

10-days digit (BCD coded),

RTCday counts days, month roll over after

31/30/29/28 days to 01

RTCyear has to be written to latch the whole RTC

Addr:65h

RTCmonth

Bit

Bit Name

Default

Access

Bit Description

3:0

month0

Months digit (BCD coded)

RTCyear has to be written to latch the whole RTC

4month1

10-months digit (BCD coded),

RTCmonth counts month, year roll over after 12

months to 01

RTCyear has to be written to latch the whole RTC

Addr:63h

RTChour

Bit

Bit Name

Default

Access

Bit Description

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