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UM1581

Real-time clock (RTC)

DocID023800 Rev 1

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 Data : Data to be written in the specified RTC Backup data

Return values

 None.

Notes

 None.

19.2.21.2 RTC_ReadBackupRegister

Function Name

uint32_t RTC_ReadBackupRegister ( uint32_t RTC_BKP_DR)

Function Description

Reads data from the specified RTC Backup data Register.

Parameters

 RTC_BKP_DR : RTC Backup data Register number. This

parameter can be: RTC_BKP_DRx where x can be from 0 to

19 to specify the register.

Return values

 None.

Notes

 None.

19.2.22 Output Type Config configuration functions

19.2.22.1 RTC_OutputTypeConfig

Function Name

void RTC_OutputTypeConfig ( uint32_t RTC_OutputType)

Function Description

Configures the RTC Output Pin mode.

Parameters

 RTC_OutputType : specifies the RTC Output (PC13) pin

mode. This parameter can be one of the following values:

 RTC_OutputType_OpenDrain : RTC Output (PC13) is

configured in Open Drain mode.

 RTC_OutputType_PushPull : RTC Output (PC13) is

configured in Push Pull mode.

Return values

 None.

Notes

 None.

ST STM32F31xx User Manual

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