RTC_Private_Functions

Collaboration diagram for RTC_Private_Functions:

Modules
	Initialization and Configuration functions
	Initialization and Configuration functions.
	Time and Date configuration functions
	Time and Date configuration functions.
	Alarms configuration functions
	Alarms (Alarm A and Alarm B) configuration functions.
	WakeUp Timer configuration functions
	WakeUp Timer configuration functions.
	Daylight Saving configuration functions
	Daylight Saving configuration functions.
	Output pin Configuration function
	Output pin Configuration function.
	Digital Calibration configuration functions
	Coarse Calibration configuration functions.
	TimeStamp configuration functions
	TimeStamp configuration functions.
	Tampers configuration functions
	Tampers configuration functions.
	Backup Data Registers configuration functions
	Backup Data Registers configuration functions.
	RTC Tamper and TimeStamp Pins Selection and Output Type Config configuration functions
	RTC Tamper and TimeStamp Pins Selection and Output Type Config configuration functions.
	Shift control synchronisation functions
	Shift control synchronisation functions.
	Interrupts and flags management functions
	Interrupts and flags management functions.

Functions
static uint8_t	RTC_Bcd2ToByte (uint8_t Value)
	Convert from 2 digit BCD to Binary. More...
static uint8_t	RTC_ByteToBcd2 (uint8_t Value)
	Converts a 2 digit decimal to BCD format. More...
void	RTC_ClearFlag (uint16_t RTC_FLAG)
	Clears the RTC's pending flags. More...
void	RTC_ClearITPendingBit (uint16_t RTC_IT)
	Clears the RTC's interrupt pending bits. More...
void	RTC_EnterConfigMode (void)
	Enters the RTC configuration mode. More...
void	RTC_ExitConfigMode (void)
	Exits from the RTC configuration mode. More...
uint32_t	RTC_GetCounter (void)
	Gets the RTC counter value. More...
uint32_t	RTC_GetDivider (void)
	Gets the RTC divider value. More...
FlagStatus	RTC_GetFlagStatus (uint16_t RTC_FLAG)
	Checks whether the specified RTC flag is set or not. More...
ITStatus	RTC_GetITStatus (uint16_t RTC_IT)
	Checks whether the specified RTC interrupt has occurred or not. More...
void	RTC_ITConfig (uint16_t RTC_IT, FunctionalState NewState)
	Enables or disables the specified RTC interrupts. More...
void	RTC_SetAlarm (uint32_t AlarmValue)
	Sets the RTC alarm value. More...
void	RTC_SetCounter (uint32_t CounterValue)
	Sets the RTC counter value. More...
void	RTC_SetPrescaler (uint32_t PrescalerValue)
	Sets the RTC prescaler value. More...
void	RTC_WaitForLastTask (void)
	Waits until last write operation on RTC registers has finished. More...
void	RTC_WaitForSynchro (void)
	Waits until the RTC registers (RTC_CNT, RTC_ALR and RTC_PRL) are synchronized with RTC APB clock. More...

Detailed Description

Function Documentation

static uint8_t RTC_Bcd2ToByte ( uint8_t  Value )

static

Convert from 2 digit BCD to Binary.

Parameters

Value

BCD value to be converted.

Return values

Converted

word

Definition at line 2579 of file stm32f30x_rtc.c.

static uint8_t RTC_ByteToBcd2 ( uint8_t  Value )

static

Converts a 2 digit decimal to BCD format.

Parameters

Value

Byte to be converted.

Return values

Converted

byte

Definition at line 2561 of file stm32f30x_rtc.c.

void RTC_ClearFlag

(

uint16_t

RTC_FLAG

)

Clears the RTC's pending flags.

Parameters

RTC_FLAG

specifies the flag to clear. This parameter can be any combination of the following values: RTC_FLAG_RSF: Registers Synchronized flag. This flag is cleared only after an APB reset or an APB Clock stop. RTC_FLAG_OW: Overflow flag RTC_FLAG_ALR: Alarm flag RTC_FLAG_SEC: Second flag

Return values

None

Definition at line 273 of file stm32f10x_rtc.c.

void RTC_ClearITPendingBit

(

uint16_t

RTC_IT

)

Clears the RTC's interrupt pending bits.

Parameters

RTC_IT

specifies the interrupt pending bit to clear. This parameter can be any combination of the following values: RTC_IT_OW: Overflow interrupt RTC_IT_ALR: Alarm interrupt RTC_IT_SEC: Second interrupt

Return values

None

Definition at line 318 of file stm32f10x_rtc.c.

void RTC_EnterConfigMode

(

void

)

Enters the RTC configuration mode.

Parameters

None

Return values

None

Definition at line 111 of file stm32f10x_rtc.c.

void RTC_ExitConfigMode

(

void

)

Exits from the RTC configuration mode.

Parameters

None

Return values

None

Definition at line 122 of file stm32f10x_rtc.c.

uint32_t RTC_GetCounter

(

void

)

Gets the RTC counter value.

Parameters

None

Return values

RTC	counter value.

Definition at line 133 of file stm32f10x_rtc.c.

uint32_t RTC_GetDivider

(

void

)

Gets the RTC divider value.

Parameters

None

Return values

RTC	Divider value.

Definition at line 193 of file stm32f10x_rtc.c.

FlagStatus RTC_GetFlagStatus

(

uint16_t

RTC_FLAG

)

Checks whether the specified RTC flag is set or not.

Parameters

RTC_FLAG

specifies the flag to check. This parameter can be one the following values: RTC_FLAG_RTOFF: RTC Operation OFF flag RTC_FLAG_RSF: Registers Synchronized flag RTC_FLAG_OW: Overflow flag RTC_FLAG_ALR: Alarm flag RTC_FLAG_SEC: Second flag

Return values

The	new state of RTC_FLAG (SET or RESET).

Definition at line 244 of file stm32f10x_rtc.c.

ITStatus RTC_GetITStatus

(

uint16_t

RTC_IT

)

Checks whether the specified RTC interrupt has occurred or not.

Parameters

RTC_IT

specifies the RTC interrupts sources to check. This parameter can be one of the following values: RTC_IT_OW: Overflow interrupt RTC_IT_ALR: Alarm interrupt RTC_IT_SEC: Second interrupt

Return values

The	new state of the RTC_IT (SET or RESET).

Definition at line 291 of file stm32f10x_rtc.c.

void RTC_ITConfig	(	uint16_t	RTC_IT,
		FunctionalState	NewState
	)

Enables or disables the specified RTC interrupts.

Parameters

RTC_IT	specifies the RTC interrupts sources to be enabled or disabled. This parameter can be any combination of the following values: RTC_IT_OW: Overflow interrupt RTC_IT_ALR: Alarm interrupt RTC_IT_SEC: Second interrupt
NewState	new state of the specified RTC interrupts. This parameter can be: ENABLE or DISABLE.

Return values

None

Definition at line 90 of file stm32f10x_rtc.c.

void RTC_SetAlarm

(

uint32_t

AlarmValue

)

Sets the RTC alarm value.

Parameters

AlarmValue

RTC alarm new value.

Return values

None

Definition at line 178 of file stm32f10x_rtc.c.

void RTC_SetCounter

(

uint32_t

CounterValue

)

Sets the RTC counter value.

Parameters

CounterValue

RTC counter new value.

Return values

None

Definition at line 145 of file stm32f10x_rtc.c.

void RTC_SetPrescaler

(

uint32_t

PrescalerValue

)

Sets the RTC prescaler value.

Parameters

PrescalerValue

RTC prescaler new value.

Return values

None

Definition at line 160 of file stm32f10x_rtc.c.

void RTC_WaitForLastTask

(

void

)

Waits until last write operation on RTC registers has finished.

Note

This function must be called before any write to RTC registers.

Parameters

None

Return values

None

Definition at line 207 of file stm32f10x_rtc.c.

void RTC_WaitForSynchro

(

void

)

Waits until the RTC registers (RTC_CNT, RTC_ALR and RTC_PRL) are synchronized with RTC APB clock.

Waits until the RTC Time and Date registers (RTC_TR and RTC_DR) are synchronized with RTC APB clock.

Note

This function must be called before any read operation after an APB reset or an APB clock stop.

Parameters

None

Return values

None

Definition at line 223 of file stm32f10x_rtc.c.