AN3371 datasheet(38/45 Pages) STMICROELECTRONICS

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RTC firmware driver API

AN3371

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Doc ID 018624 Rev 5

RTC alarms functions

RTC_SetAlarm

Sets the RTC specified alarm

configuration:

“Alarm time fields, Alarm masks,

Alarm date/Weekday selection,

Alarm Date/Weekday value”.

Yes

RTC_GetAlarm

Gets the RTC specified alarm

configuration.

Yes

RTC_AlarmCmd

Enables or disables the RTC

specified alarm.

Yes

RTC_AlarmStructInit

Fills each RTC_AlarmStruct

member with its default value (Time

= 00h:00mn:00sec / Date = 1st day

of the month/Mask = all fields are

masked).

Yes

RTC_AlarmSubSecond

Config

Configure the RTC alarm A/B sub-

seconds value and mask.

Yes

RTC_GetAlarmSubSeco

Gets the RTC alarm sub-seconds

value.

Yes

RTC wakeup timer functions

RTC_WakeUpClockCon

fig

Configures the RTC wakeup clock

source.

Yes

RTC_SetWakeUpCount

Sets the RTC wakeup counter

value.

Yes

RTC_GetWakeUpCount

Returns the RTC wakeup timer

counter value.

Yes

RTC_WakeUpCmd

Enables or disables the RTC

wakeup timer.

Yes

RTC daylight saving functions

RTC_DayLightSavingCo

nfig

Adds or subtracts one hour to/from

the current time depending on the

daylight saving parameter.

Yes

RTC_GetStoreOperatio

Returns the daylight saving stored

operation.

Yes

RTC output pin configuration function

RTC_OutputConfig

Configures the RTC output for the

output pinout (RTC_ALARM pin)

Yes

Table 16.

RTC function groups (continued)

Group

Function name

Description

ULPM

density

ULPH

density

series

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