AN3133 datasheet(27/43 Pages) STMICROELECTRONICS

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AN3133

RTC firmware API

Doc ID 16956 Rev 5

27/43

RTC_SetTime

Sets the RTC current time < RTC hours, RTC minutes,

RTC seconds, RTC 12-hour clock period (AM/PM)>.

Yes

RTC_SetDate

Sets the current RTC date. < Calendar weekday,

Calendar Month, Calendar date, Calendar year>.

Yes

RTC_GetTime

Gets the current RTC time.

Yes

RTC_GetDate

Gets the current RTC date.

Yes

RTC_GetSubSecond

Gets the current RTC Calendar Subseconds value.

Yes

RTC_SetAlarm

Sets the RTC alarm configuration. < Alarm time fields,

Alarm masks, Alarm date/Weekday selection, Alarm

Date/Weekday value>.

Yes

RTC_GetAlarm

Gets the RTC alarm configuration.

Yes

RTC_AlarmCmd

Enables or disables the RTC alarm.

Yes

RTC_AlarmSubSecondConfi

Configures the RTC Alarm Subseconds value and mask.

Yes

RTC_WakeUpClockConfig

Configures the RTC wakeup clock source.

Yes

RTC_SetWakeUpCounter

Sets the RTC Wakeup counter value.

Yes

RTC_GetWakeUpCounter

Returns the RTC Wakeup timer counter value.

Yes

RTC_WakeUpCmd

Enables or disables the RTC Wakeup timer.

Yes

RTC_DayLightSavingConfig

Adds or subtracts one hour from the current time

depending on the daylight saving parameter.

Yes

RTC_GetStoreOperation

Returns the daylight saving stored operation.

Yes

RTC_OutputConfig

Configures the RTC output for the output pinout

(RTC_ALARM pin)

Yes

RTC_CalibOutputCmd

Enables or disables the connection of the

RTCCLK/PREDIV_A[6:0] clock to be output through the

relative pinout (RTC_CALIB pin).

Yes

RTC_CalibOutputConfig

Configures the Calib Pinout (RTC_CALIB) Selection

(1 Hz or 512 Hz).

Yes

only

512Hz is

available

RTC_ITConfig

Enables or disables the specified RTC interrupts.

Yes

RTC_GetFlagStatus

Checks whether the specified RTC flag is set or not.

Yes

RTC_ClearFlag

Clears the RTC pending flags.

Yes

RTC_GetITStatus

Checks whether the specified RTC interrupt has

occurred or not.

Yes

RTC_ClearITPendingBit

Clears the RTC interrupt pending bits.

Yes

Table 17.

RTC function groups (continued)

Group

Function name

Description

High

density

Medium

density

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