Configuration

Functions
__STATIC_INLINE void	LL_PWR_EnableLowPowerRunMode (void)
	Switch the regulator from main mode to low-power mode CR1 LPR LL_PWR_EnableLowPowerRunMode. More...
__STATIC_INLINE void	LL_PWR_DisableLowPowerRunMode (void)
	Switch the regulator from low-power mode to main mode CR1 LPR LL_PWR_DisableLowPowerRunMode. More...
__STATIC_INLINE void	LL_PWR_EnterLowPowerRunMode (void)
	Switch from run main mode to run low-power mode. CR1 LPR LL_PWR_EnterLowPowerRunMode. More...
__STATIC_INLINE void	LL_PWR_ExitLowPowerRunMode (void)
	Switch from run main mode to low-power mode. CR1 LPR LL_PWR_ExitLowPowerRunMode. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledLowPowerRunMode (void)
	Check if the regulator is in low-power mode CR1 LPR LL_PWR_IsEnabledLowPowerRunMode. More...
__STATIC_INLINE void	LL_PWR_SetRegulVoltageScaling (uint32_t VoltageScaling)
	Set the main internal regulator output voltage. More...
__STATIC_INLINE uint32_t	LL_PWR_GetRegulVoltageScaling (void)
	Get the main internal regulator output voltage CR1 VOS LL_PWR_GetRegulVoltageScaling. More...
__STATIC_INLINE void	LL_PWR_EnableRange1BoostMode (void)
	Enable main regulator voltage range 1 boost mode CR5 R1MODE LL_PWR_EnableRange1BoostMode. More...
__STATIC_INLINE void	LL_PWR_DisableRange1BoostMode (void)
	Disable main regulator voltage range 1 boost mode CR5 R1MODE LL_PWR_DisableRange1BoostMode. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledRange1BoostMode (void)
	Check if the main regulator voltage range 1 boost mode is enabled CR5 R1MODE LL_PWR_IsEnabledRange1BoostMode. More...
__STATIC_INLINE void	LL_PWR_EnableBkUpAccess (void)
	Enable access to the backup domain CR1 DBP LL_PWR_EnableBkUpAccess. More...
__STATIC_INLINE void	LL_PWR_DisableBkUpAccess (void)
	Disable access to the backup domain CR1 DBP LL_PWR_DisableBkUpAccess. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledBkUpAccess (void)
	Check if the backup domain is enabled CR1 DBP LL_PWR_IsEnabledBkUpAccess. More...
__STATIC_INLINE void	LL_PWR_SetPowerMode (uint32_t LowPowerMode)
	Set Low-Power mode CR1 LPMS LL_PWR_SetPowerMode. More...
__STATIC_INLINE uint32_t	LL_PWR_GetPowerMode (void)
	Get Low-Power mode CR1 LPMS LL_PWR_GetPowerMode. More...
__STATIC_INLINE void	LL_PWR_EnableSRAM3Retention (void)
	Enable SRAM3 content retention in Stop mode CR1 RRSTP LL_PWR_EnableSRAM3Retention. More...
__STATIC_INLINE void	LL_PWR_DisableSRAM3Retention (void)
	Disable SRAM3 content retention in Stop mode CR1 RRSTP LL_PWR_DisableSRAM3Retention. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledSRAM3Retention (void)
	Check if SRAM3 content retention in Stop mode is enabled CR1 RRSTP LL_PWR_IsEnabledSRAM3Retention. More...
__STATIC_INLINE void	LL_PWR_EnableDSIPinsPDActivation (void)
	Enable pull-down activation on DSI pins CR3 DSIPDEN LL_PWR_EnableDSIPinsPDActivation. More...
__STATIC_INLINE void	LL_PWR_DisableDSIPinsPDActivation (void)
	Disable pull-down activation on DSI pins CR3 DSIPDEN LL_PWR_DisableDSIPinsPDActivation. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledDSIPinsPDActivation (void)
	Check if pull-down activation on DSI pins is enabled CR3 DSIPDEN LL_PWR_IsEnabledDSIPinsPDActivation. More...
__STATIC_INLINE void	LL_PWR_EnableVddUSB (void)
	Enable VDDUSB supply CR2 USV LL_PWR_EnableVddUSB. More...
__STATIC_INLINE void	LL_PWR_DisableVddUSB (void)
	Disable VDDUSB supply CR2 USV LL_PWR_DisableVddUSB. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledVddUSB (void)
	Check if VDDUSB supply is enabled CR2 USV LL_PWR_IsEnabledVddUSB. More...
__STATIC_INLINE void	LL_PWR_EnableVddIO2 (void)
	Enable VDDIO2 supply CR2 IOSV LL_PWR_EnableVddIO2. More...
__STATIC_INLINE void	LL_PWR_DisableVddIO2 (void)
	Disable VDDIO2 supply CR2 IOSV LL_PWR_DisableVddIO2. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledVddIO2 (void)
	Check if VDDIO2 supply is enabled CR2 IOSV LL_PWR_IsEnabledVddIO2. More...
__STATIC_INLINE void	LL_PWR_EnablePVM (uint32_t PeriphVoltage)
	Enable the Power Voltage Monitoring on a peripheral CR2 PVME1 LL_PWR_EnablePVM CR2 PVME2 LL_PWR_EnablePVM CR2 PVME3 LL_PWR_EnablePVM CR2 PVME4 LL_PWR_EnablePVM. More...
__STATIC_INLINE void	LL_PWR_DisablePVM (uint32_t PeriphVoltage)
	Disable the Power Voltage Monitoring on a peripheral CR2 PVME1 LL_PWR_DisablePVM CR2 PVME2 LL_PWR_DisablePVM CR2 PVME3 LL_PWR_DisablePVM CR2 PVME4 LL_PWR_DisablePVM. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledPVM (uint32_t PeriphVoltage)
	Check if Power Voltage Monitoring is enabled on a peripheral CR2 PVME1 LL_PWR_IsEnabledPVM CR2 PVME2 LL_PWR_IsEnabledPVM CR2 PVME3 LL_PWR_IsEnabledPVM CR2 PVME4 LL_PWR_IsEnabledPVM. More...
__STATIC_INLINE void	LL_PWR_SetPVDLevel (uint32_t PVDLevel)
	Configure the voltage threshold detected by the Power Voltage Detector CR2 PLS LL_PWR_SetPVDLevel. More...
__STATIC_INLINE uint32_t	LL_PWR_GetPVDLevel (void)
	Get the voltage threshold detection CR2 PLS LL_PWR_GetPVDLevel. More...
__STATIC_INLINE void	LL_PWR_EnablePVD (void)
	Enable Power Voltage Detector CR2 PVDE LL_PWR_EnablePVD. More...
__STATIC_INLINE void	LL_PWR_DisablePVD (void)
	Disable Power Voltage Detector CR2 PVDE LL_PWR_DisablePVD. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledPVD (void)
	Check if Power Voltage Detector is enabled CR2 PVDE LL_PWR_IsEnabledPVD. More...
__STATIC_INLINE void	LL_PWR_EnableInternWU (void)
	Enable Internal Wake-up line CR3 EIWF LL_PWR_EnableInternWU. More...
__STATIC_INLINE void	LL_PWR_DisableInternWU (void)
	Disable Internal Wake-up line CR3 EIWF LL_PWR_DisableInternWU. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledInternWU (void)
	Check if Internal Wake-up line is enabled CR3 EIWF LL_PWR_IsEnabledInternWU. More...
__STATIC_INLINE void	LL_PWR_EnablePUPDCfg (void)
	Enable pull-up and pull-down configuration CR3 APC LL_PWR_EnablePUPDCfg. More...
__STATIC_INLINE void	LL_PWR_DisablePUPDCfg (void)
	Disable pull-up and pull-down configuration CR3 APC LL_PWR_DisablePUPDCfg. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledPUPDCfg (void)
	Check if pull-up and pull-down configuration is enabled CR3 APC LL_PWR_IsEnabledPUPDCfg. More...
__STATIC_INLINE void	LL_PWR_EnableDSIPullDown (void)
	Enable pull-down activation on DSI pins CR3 DSIPDEN LL_PWR_EnableDSIPullDown. More...
__STATIC_INLINE void	LL_PWR_DisableDSIPullDown (void)
	Disable pull-down activation on DSI pins CR3 DSIPDEN LL_PWR_DisableDSIPullDown. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledDSIPullDown (void)
	Check if pull-down activation on DSI pins is enabled CR3 DSIPDEN LL_PWR_IsEnabledDSIPullDown. More...
__STATIC_INLINE void	LL_PWR_EnableBORPVD_ULP (void)
	Enable Ultra Low Power BORL, BORH and PVD for STOP2 and Standby modes CR3 ENULP LL_PWR_EnableBORPVD_ULP. More...
__STATIC_INLINE void	LL_PWR_DisableBORPVD_ULP (void)
	Disable Ultra Low Power BORL, BORH and PVD for STOP2 and Standby modes CR3 ENULP LL_PWR_DisableBORPVD_ULP. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledBORPVD_ULP (void)
	Check if Ultra Low Power BORL, BORH and PVD for STOP2 and Standby modes is enabled CR3 ENULP LL_PWR_IsEnabledBORPVD_ULP. More...
__STATIC_INLINE void	LL_PWR_EnableSRAM2Retention (void)
	Enable SRAM2 content retention in Standby mode CR3 RRS LL_PWR_EnableSRAM2Retention. More...
__STATIC_INLINE void	LL_PWR_DisableSRAM2Retention (void)
	Disable SRAM2 content retention in Standby mode CR3 RRS LL_PWR_DisableSRAM2Retention. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledSRAM2Retention (void)
	Check if SRAM2 content retention in Standby mode is enabled CR3 RRS LL_PWR_IsEnabledSRAM2Retention. More...
__STATIC_INLINE void	LL_PWR_EnableWakeUpPin (uint32_t WakeUpPin)
	Enable the WakeUp PINx functionality CR3 EWUP1 LL_PWR_EnableWakeUpPin CR3 EWUP2 LL_PWR_EnableWakeUpPin CR3 EWUP3 LL_PWR_EnableWakeUpPin CR3 EWUP4 LL_PWR_EnableWakeUpPin CR3 EWUP5 LL_PWR_EnableWakeUpPin . More...
__STATIC_INLINE void	LL_PWR_DisableWakeUpPin (uint32_t WakeUpPin)
	Disable the WakeUp PINx functionality CR3 EWUP1 LL_PWR_DisableWakeUpPin CR3 EWUP2 LL_PWR_DisableWakeUpPin CR3 EWUP3 LL_PWR_DisableWakeUpPin CR3 EWUP4 LL_PWR_DisableWakeUpPin CR3 EWUP5 LL_PWR_DisableWakeUpPin . More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledWakeUpPin (uint32_t WakeUpPin)
	Check if the WakeUp PINx functionality is enabled CR3 EWUP1 LL_PWR_IsEnabledWakeUpPin CR3 EWUP2 LL_PWR_IsEnabledWakeUpPin CR3 EWUP3 LL_PWR_IsEnabledWakeUpPin CR3 EWUP4 LL_PWR_IsEnabledWakeUpPin CR3 EWUP5 LL_PWR_IsEnabledWakeUpPin . More...
__STATIC_INLINE void	LL_PWR_EnableExtSMPS_0V95 (void)
	Enable the CFLDO working @ 0.95V. More...
__STATIC_INLINE void	LL_PWR_DisableExtSMPS_0V95 (void)
	Disable the CFLDO working @ 0.95V. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledExtSMPS_0V95 (void)
	Check if CFLDO is working @ 0.95V. More...
__STATIC_INLINE void	LL_PWR_SetBattChargResistor (uint32_t Resistor)
	Set the resistor impedance CR4 VBRS LL_PWR_SetBattChargResistor. More...
__STATIC_INLINE uint32_t	LL_PWR_GetBattChargResistor (void)
	Get the resistor impedance CR4 VBRS LL_PWR_GetBattChargResistor. More...
__STATIC_INLINE void	LL_PWR_EnableBatteryCharging (void)
	Enable battery charging CR4 VBE LL_PWR_EnableBatteryCharging. More...
__STATIC_INLINE void	LL_PWR_DisableBatteryCharging (void)
	Disable battery charging CR4 VBE LL_PWR_DisableBatteryCharging. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledBatteryCharging (void)
	Check if battery charging is enabled CR4 VBE LL_PWR_IsEnabledBatteryCharging. More...
__STATIC_INLINE void	LL_PWR_SetWakeUpPinPolarityLow (uint32_t WakeUpPin)
	Set the Wake-Up pin polarity low for the event detection CR4 WP1 LL_PWR_SetWakeUpPinPolarityLow CR4 WP2 LL_PWR_SetWakeUpPinPolarityLow CR4 WP3 LL_PWR_SetWakeUpPinPolarityLow CR4 WP4 LL_PWR_SetWakeUpPinPolarityLow CR4 WP5 LL_PWR_SetWakeUpPinPolarityLow. More...
__STATIC_INLINE void	LL_PWR_SetWakeUpPinPolarityHigh (uint32_t WakeUpPin)
	Set the Wake-Up pin polarity high for the event detection CR4 WP1 LL_PWR_SetWakeUpPinPolarityHigh CR4 WP2 LL_PWR_SetWakeUpPinPolarityHigh CR4 WP3 LL_PWR_SetWakeUpPinPolarityHigh CR4 WP4 LL_PWR_SetWakeUpPinPolarityHigh CR4 WP5 LL_PWR_SetWakeUpPinPolarityHigh. More...
__STATIC_INLINE uint32_t	LL_PWR_IsWakeUpPinPolarityLow (uint32_t WakeUpPin)
	Get the Wake-Up pin polarity for the event detection CR4 WP1 LL_PWR_IsWakeUpPinPolarityLow CR4 WP2 LL_PWR_IsWakeUpPinPolarityLow CR4 WP3 LL_PWR_IsWakeUpPinPolarityLow CR4 WP4 LL_PWR_IsWakeUpPinPolarityLow CR4 WP5 LL_PWR_IsWakeUpPinPolarityLow. More...
__STATIC_INLINE void	LL_PWR_EnableGPIOPullUp (uint32_t GPIO, uint32_t GPIONumber)
	Enable GPIO pull-up state in Standby and Shutdown modes PUCRA PU0-15 LL_PWR_EnableGPIOPullUp PUCRB PU0-15 LL_PWR_EnableGPIOPullUp PUCRC PU0-15 LL_PWR_EnableGPIOPullUp PUCRD PU0-15 LL_PWR_EnableGPIOPullUp PUCRE PU0-15 LL_PWR_EnableGPIOPullUp PUCRF PU0-15 LL_PWR_EnableGPIOPullUp PUCRG PU0-15 LL_PWR_EnableGPIOPullUp PUCRH PU0-15 LL_PWR_EnableGPIOPullUp PUCRI PU0-11 LL_PWR_EnableGPIOPullUp. More...
__STATIC_INLINE void	LL_PWR_DisableGPIOPullUp (uint32_t GPIO, uint32_t GPIONumber)
	Disable GPIO pull-up state in Standby and Shutdown modes PUCRA PU0-15 LL_PWR_DisableGPIOPullUp PUCRB PU0-15 LL_PWR_DisableGPIOPullUp PUCRC PU0-15 LL_PWR_DisableGPIOPullUp PUCRD PU0-15 LL_PWR_DisableGPIOPullUp PUCRE PU0-15 LL_PWR_DisableGPIOPullUp PUCRF PU0-15 LL_PWR_DisableGPIOPullUp PUCRG PU0-15 LL_PWR_DisableGPIOPullUp PUCRH PU0-15 LL_PWR_DisableGPIOPullUp PUCRI PU0-11 LL_PWR_DisableGPIOPullUp. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledGPIOPullUp (uint32_t GPIO, uint32_t GPIONumber)
	Check if GPIO pull-up state is enabled PUCRA PU0-15 LL_PWR_IsEnabledGPIOPullUp PUCRB PU0-15 LL_PWR_IsEnabledGPIOPullUp PUCRC PU0-15 LL_PWR_IsEnabledGPIOPullUp PUCRD PU0-15 LL_PWR_IsEnabledGPIOPullUp PUCRE PU0-15 LL_PWR_IsEnabledGPIOPullUp PUCRF PU0-15 LL_PWR_IsEnabledGPIOPullUp PUCRG PU0-15 LL_PWR_IsEnabledGPIOPullUp PUCRH PU0-15 LL_PWR_IsEnabledGPIOPullUp PUCRI PU0-11 LL_PWR_IsEnabledGPIOPullUp. More...
__STATIC_INLINE void	LL_PWR_EnableGPIOPullDown (uint32_t GPIO, uint32_t GPIONumber)
	Enable GPIO pull-down state in Standby and Shutdown modes PDCRA PD0-15 LL_PWR_EnableGPIOPullDown PDCRB PD0-15 LL_PWR_EnableGPIOPullDown PDCRC PD0-15 LL_PWR_EnableGPIOPullDown PDCRD PD0-15 LL_PWR_EnableGPIOPullDown PDCRE PD0-15 LL_PWR_EnableGPIOPullDown PDCRF PD0-15 LL_PWR_EnableGPIOPullDown PDCRG PD0-15 LL_PWR_EnableGPIOPullDown PDCRH PD0-15 LL_PWR_EnableGPIOPullDown PDCRI PD0-11 LL_PWR_EnableGPIOPullDown. More...
__STATIC_INLINE void	LL_PWR_DisableGPIOPullDown (uint32_t GPIO, uint32_t GPIONumber)
	Disable GPIO pull-down state in Standby and Shutdown modes PDCRA PD0-15 LL_PWR_DisableGPIOPullDown PDCRB PD0-15 LL_PWR_DisableGPIOPullDown PDCRC PD0-15 LL_PWR_DisableGPIOPullDown PDCRD PD0-15 LL_PWR_DisableGPIOPullDown PDCRE PD0-15 LL_PWR_DisableGPIOPullDown PDCRF PD0-15 LL_PWR_DisableGPIOPullDown PDCRG PD0-15 LL_PWR_DisableGPIOPullDown PDCRH PD0-15 LL_PWR_DisableGPIOPullDown PDCRI PD0-11 LL_PWR_DisableGPIOPullDown. More...
__STATIC_INLINE uint32_t	LL_PWR_IsEnabledGPIOPullDown (uint32_t GPIO, uint32_t GPIONumber)
	Check if GPIO pull-down state is enabled PDCRA PD0-15 LL_PWR_IsEnabledGPIOPullDown PDCRB PD0-15 LL_PWR_IsEnabledGPIOPullDown PDCRC PD0-15 LL_PWR_IsEnabledGPIOPullDown PDCRD PD0-15 LL_PWR_IsEnabledGPIOPullDown PDCRE PD0-15 LL_PWR_IsEnabledGPIOPullDown PDCRF PD0-15 LL_PWR_IsEnabledGPIOPullDown PDCRG PD0-15 LL_PWR_IsEnabledGPIOPullDown PDCRH PD0-15 LL_PWR_IsEnabledGPIOPullDown PDCRI PD0-11 LL_PWR_IsEnabledGPIOPullDown. More...

Detailed Description

Function Documentation

LL_PWR_DisableBatteryCharging()

__STATIC_INLINE void LL_PWR_DisableBatteryCharging

(

void

)

Disable battery charging CR4 VBE LL_PWR_DisableBatteryCharging.

Return values

None

Definition at line 987 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR4, PWR_CR4_VBE);
}

LL_PWR_DisableBkUpAccess()

__STATIC_INLINE void LL_PWR_DisableBkUpAccess

(

void

)

Disable access to the backup domain CR1 DBP LL_PWR_DisableBkUpAccess.

Return values

None

Definition at line 394 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR1, PWR_CR1_DBP);
}

LL_PWR_DisableBORPVD_ULP()

__STATIC_INLINE void LL_PWR_DisableBORPVD_ULP

(

void

)

Disable Ultra Low Power BORL, BORH and PVD for STOP2 and Standby modes CR3 ENULP LL_PWR_DisableBORPVD_ULP.

Return values

None

Definition at line 803 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR3, PWR_CR3_ENULP);
}

LL_PWR_DisableDSIPinsPDActivation()

__STATIC_INLINE void LL_PWR_DisableDSIPinsPDActivation

(

void

)

Disable pull-down activation on DSI pins CR3 DSIPDEN LL_PWR_DisableDSIPinsPDActivation.

Return values

None

Definition at line 488 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR3, PWR_CR3_DSIPDEN);
}

LL_PWR_DisableDSIPullDown()

__STATIC_INLINE void LL_PWR_DisableDSIPullDown

(

void

)

Disable pull-down activation on DSI pins CR3 DSIPDEN LL_PWR_DisableDSIPullDown.

Return values

None

Definition at line 771 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR3, PWR_CR3_DSIPDEN);
}

LL_PWR_DisableExtSMPS_0V95()

__STATIC_INLINE void LL_PWR_DisableExtSMPS_0V95

(

void

)

Disable the CFLDO working @ 0.95V.

Note

When external SMPS is used & CFLDO operating in Range 2, the regulated voltage of the internal CFLDO can be reduced to 0.95V. CR4 EXT_SMPS_ON LL_PWR_DisableExtSMPS_0V95

Return values

None

Definition at line 929 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR4, PWR_CR4_EXT_SMPS_ON);
}

LL_PWR_DisableGPIOPullDown()

__STATIC_INLINE void LL_PWR_DisableGPIOPullDown	(	uint32_t	GPIO,
		uint32_t	GPIONumber
	)

Disable GPIO pull-down state in Standby and Shutdown modes PDCRA PD0-15 LL_PWR_DisableGPIOPullDown
PDCRB PD0-15 LL_PWR_DisableGPIOPullDown
PDCRC PD0-15 LL_PWR_DisableGPIOPullDown
PDCRD PD0-15 LL_PWR_DisableGPIOPullDown
PDCRE PD0-15 LL_PWR_DisableGPIOPullDown
PDCRF PD0-15 LL_PWR_DisableGPIOPullDown
PDCRG PD0-15 LL_PWR_DisableGPIOPullDown
PDCRH PD0-15 LL_PWR_DisableGPIOPullDown
PDCRI PD0-11 LL_PWR_DisableGPIOPullDown.

Parameters

GPIO	This parameter can be one of the following values: LL_PWR_GPIO_A LL_PWR_GPIO_B LL_PWR_GPIO_C LL_PWR_GPIO_D LL_PWR_GPIO_E LL_PWR_GPIO_F (*) LL_PWR_GPIO_G (*) LL_PWR_GPIO_H LL_PWR_GPIO_I (*) (*) value not defined in all devices
GPIONumber	This parameter can be one of the following values: LL_PWR_GPIO_BIT_0 LL_PWR_GPIO_BIT_1 LL_PWR_GPIO_BIT_2 LL_PWR_GPIO_BIT_3 LL_PWR_GPIO_BIT_4 LL_PWR_GPIO_BIT_5 LL_PWR_GPIO_BIT_6 LL_PWR_GPIO_BIT_7 LL_PWR_GPIO_BIT_8 LL_PWR_GPIO_BIT_9 LL_PWR_GPIO_BIT_10 LL_PWR_GPIO_BIT_11 LL_PWR_GPIO_BIT_12 LL_PWR_GPIO_BIT_13 LL_PWR_GPIO_BIT_14 LL_PWR_GPIO_BIT_15

Return values

None

Definition at line 1292 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(*((__IO uint32_t *)(GPIO + 4U)), GPIONumber);
}

LL_PWR_DisableGPIOPullUp()

__STATIC_INLINE void LL_PWR_DisableGPIOPullUp	(	uint32_t	GPIO,
		uint32_t	GPIONumber
	)

Disable GPIO pull-up state in Standby and Shutdown modes PUCRA PU0-15 LL_PWR_DisableGPIOPullUp
PUCRB PU0-15 LL_PWR_DisableGPIOPullUp
PUCRC PU0-15 LL_PWR_DisableGPIOPullUp
PUCRD PU0-15 LL_PWR_DisableGPIOPullUp
PUCRE PU0-15 LL_PWR_DisableGPIOPullUp
PUCRF PU0-15 LL_PWR_DisableGPIOPullUp
PUCRG PU0-15 LL_PWR_DisableGPIOPullUp
PUCRH PU0-15 LL_PWR_DisableGPIOPullUp
PUCRI PU0-11 LL_PWR_DisableGPIOPullUp.

Parameters

GPIO	This parameter can be one of the following values: LL_PWR_GPIO_A LL_PWR_GPIO_B LL_PWR_GPIO_C LL_PWR_GPIO_D LL_PWR_GPIO_E LL_PWR_GPIO_F (*) LL_PWR_GPIO_G (*) LL_PWR_GPIO_H LL_PWR_GPIO_I (*) (*) value not defined in all devices
GPIONumber	This parameter can be one of the following values: LL_PWR_GPIO_BIT_0 LL_PWR_GPIO_BIT_1 LL_PWR_GPIO_BIT_2 LL_PWR_GPIO_BIT_3 LL_PWR_GPIO_BIT_4 LL_PWR_GPIO_BIT_5 LL_PWR_GPIO_BIT_6 LL_PWR_GPIO_BIT_7 LL_PWR_GPIO_BIT_8 LL_PWR_GPIO_BIT_9 LL_PWR_GPIO_BIT_10 LL_PWR_GPIO_BIT_11 LL_PWR_GPIO_BIT_12 LL_PWR_GPIO_BIT_13 LL_PWR_GPIO_BIT_14 LL_PWR_GPIO_BIT_15

Return values

None

Definition at line 1151 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(*((__IO uint32_t *)GPIO), GPIONumber);
}

LL_PWR_DisableInternWU()

__STATIC_INLINE void LL_PWR_DisableInternWU

(

void

)

Disable Internal Wake-up line CR3 EIWF LL_PWR_DisableInternWU.

Return values

None

Definition at line 710 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR3, PWR_CR3_EIWF);
}

LL_PWR_DisableLowPowerRunMode()

__STATIC_INLINE void LL_PWR_DisableLowPowerRunMode

(

void

)

Switch the regulator from low-power mode to main mode CR1 LPR LL_PWR_DisableLowPowerRunMode.

Return values

None

Definition at line 286 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR1, PWR_CR1_LPR);
}

LL_PWR_DisablePUPDCfg()

__STATIC_INLINE void LL_PWR_DisablePUPDCfg

(

void

)

Disable pull-up and pull-down configuration CR3 APC LL_PWR_DisablePUPDCfg.

Return values

None

Definition at line 740 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR3, PWR_CR3_APC);
}

LL_PWR_DisablePVD()

__STATIC_INLINE void LL_PWR_DisablePVD

(

void

)

Disable Power Voltage Detector CR2 PVDE LL_PWR_DisablePVD.

Return values

None

Definition at line 680 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR2, PWR_CR2_PVDE);
}

LL_PWR_DisablePVM()

__STATIC_INLINE void LL_PWR_DisablePVM

(

uint32_t

PeriphVoltage

)

Disable the Power Voltage Monitoring on a peripheral CR2 PVME1 LL_PWR_DisablePVM
CR2 PVME2 LL_PWR_DisablePVM
CR2 PVME3 LL_PWR_DisablePVM
CR2 PVME4 LL_PWR_DisablePVM.

Parameters

PeriphVoltage

This parameter can be one of the following values: LL_PWR_PVM_VDDUSB_1_2V (*) LL_PWR_PVM_VDDIO2_0_9V (*) LL_PWR_PVM_VDDA_1_62V LL_PWR_PVM_VDDA_2_2V (*) value not defined in all devices

Return values

None

Definition at line 603 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR2, PeriphVoltage);
}

LL_PWR_DisableRange1BoostMode()

__STATIC_INLINE void LL_PWR_DisableRange1BoostMode

(

void

)

Disable main regulator voltage range 1 boost mode CR5 R1MODE LL_PWR_DisableRange1BoostMode.

Return values

None

Definition at line 363 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR5, PWR_CR5_R1MODE);
}

LL_PWR_DisableSRAM2Retention()

__STATIC_INLINE void LL_PWR_DisableSRAM2Retention

(

void

)

Disable SRAM2 content retention in Standby mode CR3 RRS LL_PWR_DisableSRAM2Retention.

Return values

None

Definition at line 834 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR3, PWR_CR3_RRS);
}

LL_PWR_DisableSRAM3Retention()

__STATIC_INLINE void LL_PWR_DisableSRAM3Retention

(

void

)

Disable SRAM3 content retention in Stop mode CR1 RRSTP LL_PWR_DisableSRAM3Retention.

Return values

None

Definition at line 456 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR1, PWR_CR1_RRSTP);
}

LL_PWR_DisableVddIO2()

__STATIC_INLINE void LL_PWR_DisableVddIO2

(

void

)

Disable VDDIO2 supply CR2 IOSV LL_PWR_DisableVddIO2.

Return values

None

Definition at line 552 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR2, PWR_CR2_IOSV);
}

LL_PWR_DisableVddUSB()

__STATIC_INLINE void LL_PWR_DisableVddUSB

(

void

)

Disable VDDUSB supply CR2 USV LL_PWR_DisableVddUSB.

Return values

None

Definition at line 520 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR2, PWR_CR2_USV);
}

LL_PWR_DisableWakeUpPin()

__STATIC_INLINE void LL_PWR_DisableWakeUpPin

(

uint32_t

WakeUpPin

)

Disable the WakeUp PINx functionality CR3 EWUP1 LL_PWR_DisableWakeUpPin
CR3 EWUP2 LL_PWR_DisableWakeUpPin
CR3 EWUP3 LL_PWR_DisableWakeUpPin
CR3 EWUP4 LL_PWR_DisableWakeUpPin
CR3 EWUP5 LL_PWR_DisableWakeUpPin
.

Parameters

WakeUpPin

This parameter can be one of the following values: LL_PWR_WAKEUP_PIN1 LL_PWR_WAKEUP_PIN2 LL_PWR_WAKEUP_PIN3 LL_PWR_WAKEUP_PIN4 LL_PWR_WAKEUP_PIN5

Return values

None

Definition at line 884 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR3, WakeUpPin);
}

LL_PWR_EnableBatteryCharging()

__STATIC_INLINE void LL_PWR_EnableBatteryCharging

(

void

)

Enable battery charging CR4 VBE LL_PWR_EnableBatteryCharging.

Return values

None

Definition at line 977 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR4, PWR_CR4_VBE);
}

LL_PWR_EnableBkUpAccess()

__STATIC_INLINE void LL_PWR_EnableBkUpAccess

(

void

)

Enable access to the backup domain CR1 DBP LL_PWR_EnableBkUpAccess.

Return values

None

Definition at line 384 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR1, PWR_CR1_DBP);
}

LL_PWR_EnableBORPVD_ULP()

__STATIC_INLINE void LL_PWR_EnableBORPVD_ULP

(

void

)

Enable Ultra Low Power BORL, BORH and PVD for STOP2 and Standby modes CR3 ENULP LL_PWR_EnableBORPVD_ULP.

Return values

None

Definition at line 793 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR3, PWR_CR3_ENULP);
}

LL_PWR_EnableDSIPinsPDActivation()

__STATIC_INLINE void LL_PWR_EnableDSIPinsPDActivation

(

void

)

Enable pull-down activation on DSI pins CR3 DSIPDEN LL_PWR_EnableDSIPinsPDActivation.

Return values

None

Definition at line 478 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR3, PWR_CR3_DSIPDEN);
}

LL_PWR_EnableDSIPullDown()

__STATIC_INLINE void LL_PWR_EnableDSIPullDown

(

void

)

Enable pull-down activation on DSI pins CR3 DSIPDEN LL_PWR_EnableDSIPullDown.

Return values

None

Definition at line 761 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR3, PWR_CR3_DSIPDEN);
}

LL_PWR_EnableExtSMPS_0V95()

__STATIC_INLINE void LL_PWR_EnableExtSMPS_0V95

(

void

)

Enable the CFLDO working @ 0.95V.

Note

When external SMPS is used & CFLDO operating in Range 2, the regulated voltage of the internal CFLDO can be reduced to 0.95V. CR4 EXT_SMPS_ON LL_PWR_EnableExtSMPS_0V95

Return values

None

Definition at line 917 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR4, PWR_CR4_EXT_SMPS_ON);
}

LL_PWR_EnableGPIOPullDown()

__STATIC_INLINE void LL_PWR_EnableGPIOPullDown	(	uint32_t	GPIO,
		uint32_t	GPIONumber
	)

Enable GPIO pull-down state in Standby and Shutdown modes PDCRA PD0-15 LL_PWR_EnableGPIOPullDown
PDCRB PD0-15 LL_PWR_EnableGPIOPullDown
PDCRC PD0-15 LL_PWR_EnableGPIOPullDown
PDCRD PD0-15 LL_PWR_EnableGPIOPullDown
PDCRE PD0-15 LL_PWR_EnableGPIOPullDown
PDCRF PD0-15 LL_PWR_EnableGPIOPullDown
PDCRG PD0-15 LL_PWR_EnableGPIOPullDown
PDCRH PD0-15 LL_PWR_EnableGPIOPullDown
PDCRI PD0-11 LL_PWR_EnableGPIOPullDown.

Parameters

GPIO	This parameter can be one of the following values: LL_PWR_GPIO_A LL_PWR_GPIO_B LL_PWR_GPIO_C LL_PWR_GPIO_D LL_PWR_GPIO_E LL_PWR_GPIO_F (*) LL_PWR_GPIO_G (*) LL_PWR_GPIO_H LL_PWR_GPIO_I (*) (*) value not defined in all devices
GPIONumber	This parameter can be one of the following values: LL_PWR_GPIO_BIT_0 LL_PWR_GPIO_BIT_1 LL_PWR_GPIO_BIT_2 LL_PWR_GPIO_BIT_3 LL_PWR_GPIO_BIT_4 LL_PWR_GPIO_BIT_5 LL_PWR_GPIO_BIT_6 LL_PWR_GPIO_BIT_7 LL_PWR_GPIO_BIT_8 LL_PWR_GPIO_BIT_9 LL_PWR_GPIO_BIT_10 LL_PWR_GPIO_BIT_11 LL_PWR_GPIO_BIT_12 LL_PWR_GPIO_BIT_13 LL_PWR_GPIO_BIT_14 LL_PWR_GPIO_BIT_15

Return values

None

Definition at line 1245 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(*((__IO uint32_t *)(GPIO + 4U)), GPIONumber);
}

LL_PWR_EnableGPIOPullUp()

__STATIC_INLINE void LL_PWR_EnableGPIOPullUp	(	uint32_t	GPIO,
		uint32_t	GPIONumber
	)

Enable GPIO pull-up state in Standby and Shutdown modes PUCRA PU0-15 LL_PWR_EnableGPIOPullUp
PUCRB PU0-15 LL_PWR_EnableGPIOPullUp
PUCRC PU0-15 LL_PWR_EnableGPIOPullUp
PUCRD PU0-15 LL_PWR_EnableGPIOPullUp
PUCRE PU0-15 LL_PWR_EnableGPIOPullUp
PUCRF PU0-15 LL_PWR_EnableGPIOPullUp
PUCRG PU0-15 LL_PWR_EnableGPIOPullUp
PUCRH PU0-15 LL_PWR_EnableGPIOPullUp
PUCRI PU0-11 LL_PWR_EnableGPIOPullUp.

Parameters

GPIO	This parameter can be one of the following values: LL_PWR_GPIO_A LL_PWR_GPIO_B LL_PWR_GPIO_C LL_PWR_GPIO_D LL_PWR_GPIO_E LL_PWR_GPIO_F (*) LL_PWR_GPIO_G (*) LL_PWR_GPIO_H LL_PWR_GPIO_I (*) (*) value not defined in all devices
GPIONumber	This parameter can be one of the following values: LL_PWR_GPIO_BIT_0 LL_PWR_GPIO_BIT_1 LL_PWR_GPIO_BIT_2 LL_PWR_GPIO_BIT_3 LL_PWR_GPIO_BIT_4 LL_PWR_GPIO_BIT_5 LL_PWR_GPIO_BIT_6 LL_PWR_GPIO_BIT_7 LL_PWR_GPIO_BIT_8 LL_PWR_GPIO_BIT_9 LL_PWR_GPIO_BIT_10 LL_PWR_GPIO_BIT_11 LL_PWR_GPIO_BIT_12 LL_PWR_GPIO_BIT_13 LL_PWR_GPIO_BIT_14 LL_PWR_GPIO_BIT_15

Return values

None

Definition at line 1104 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(*((__IO uint32_t *)GPIO), GPIONumber);
}

LL_PWR_EnableInternWU()

__STATIC_INLINE void LL_PWR_EnableInternWU

(

void

)

Enable Internal Wake-up line CR3 EIWF LL_PWR_EnableInternWU.

Return values

None

Definition at line 700 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR3, PWR_CR3_EIWF);
}

LL_PWR_EnableLowPowerRunMode()

__STATIC_INLINE void LL_PWR_EnableLowPowerRunMode

(

void

)

Switch the regulator from main mode to low-power mode CR1 LPR LL_PWR_EnableLowPowerRunMode.

Return values

None

Definition at line 276 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR1, PWR_CR1_LPR);
}

LL_PWR_EnablePUPDCfg()

__STATIC_INLINE void LL_PWR_EnablePUPDCfg

(

void

)

Enable pull-up and pull-down configuration CR3 APC LL_PWR_EnablePUPDCfg.

Return values

None

Definition at line 730 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR3, PWR_CR3_APC);
}

LL_PWR_EnablePVD()

__STATIC_INLINE void LL_PWR_EnablePVD

(

void

)

Enable Power Voltage Detector CR2 PVDE LL_PWR_EnablePVD.

Return values

None

Definition at line 670 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR2, PWR_CR2_PVDE);
}

LL_PWR_EnablePVM()

__STATIC_INLINE void LL_PWR_EnablePVM

(

uint32_t

PeriphVoltage

)

Enable the Power Voltage Monitoring on a peripheral CR2 PVME1 LL_PWR_EnablePVM
CR2 PVME2 LL_PWR_EnablePVM
CR2 PVME3 LL_PWR_EnablePVM
CR2 PVME4 LL_PWR_EnablePVM.

Parameters

PeriphVoltage

This parameter can be one of the following values: LL_PWR_PVM_VDDUSB_1_2V (*) LL_PWR_PVM_VDDIO2_0_9V (*) LL_PWR_PVM_VDDA_1_62V LL_PWR_PVM_VDDA_2_2V (*) value not defined in all devices

Return values

None

Definition at line 583 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR2, PeriphVoltage);
}

LL_PWR_EnableRange1BoostMode()

__STATIC_INLINE void LL_PWR_EnableRange1BoostMode

(

void

)

Enable main regulator voltage range 1 boost mode CR5 R1MODE LL_PWR_EnableRange1BoostMode.

Return values

None

Definition at line 353 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR5, PWR_CR5_R1MODE);
}

LL_PWR_EnableSRAM2Retention()

__STATIC_INLINE void LL_PWR_EnableSRAM2Retention

(

void

)

Enable SRAM2 content retention in Standby mode CR3 RRS LL_PWR_EnableSRAM2Retention.

Return values

None

Definition at line 824 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR3, PWR_CR3_RRS);
}

LL_PWR_EnableSRAM3Retention()

__STATIC_INLINE void LL_PWR_EnableSRAM3Retention

(

void

)

Enable SRAM3 content retention in Stop mode CR1 RRSTP LL_PWR_EnableSRAM3Retention.

Return values

None

Definition at line 446 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR1, PWR_CR1_RRSTP);
}

LL_PWR_EnableVddIO2()

__STATIC_INLINE void LL_PWR_EnableVddIO2

(

void

)

Enable VDDIO2 supply CR2 IOSV LL_PWR_EnableVddIO2.

Return values

None

Definition at line 542 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR2, PWR_CR2_IOSV);
}

LL_PWR_EnableVddUSB()

__STATIC_INLINE void LL_PWR_EnableVddUSB

(

void

)

Enable VDDUSB supply CR2 USV LL_PWR_EnableVddUSB.

Return values

None

Definition at line 510 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR2, PWR_CR2_USV);
}

LL_PWR_EnableWakeUpPin()

__STATIC_INLINE void LL_PWR_EnableWakeUpPin

(

uint32_t

WakeUpPin

)

Enable the WakeUp PINx functionality CR3 EWUP1 LL_PWR_EnableWakeUpPin
CR3 EWUP2 LL_PWR_EnableWakeUpPin
CR3 EWUP3 LL_PWR_EnableWakeUpPin
CR3 EWUP4 LL_PWR_EnableWakeUpPin
CR3 EWUP5 LL_PWR_EnableWakeUpPin
.

Parameters

WakeUpPin

This parameter can be one of the following values: LL_PWR_WAKEUP_PIN1 LL_PWR_WAKEUP_PIN2 LL_PWR_WAKEUP_PIN3 LL_PWR_WAKEUP_PIN4 LL_PWR_WAKEUP_PIN5

Return values

None

Definition at line 864 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR3, WakeUpPin);
}

LL_PWR_EnterLowPowerRunMode()

__STATIC_INLINE void LL_PWR_EnterLowPowerRunMode

(

void

)

Switch from run main mode to run low-power mode. CR1 LPR LL_PWR_EnterLowPowerRunMode.

Return values

None

Definition at line 296 of file stm32l4xx_ll_pwr.h.

{
  LL_PWR_EnableLowPowerRunMode();
}

LL_PWR_ExitLowPowerRunMode()

__STATIC_INLINE void LL_PWR_ExitLowPowerRunMode

(

void

)

Switch from run main mode to low-power mode. CR1 LPR LL_PWR_ExitLowPowerRunMode.

Return values

None

Definition at line 306 of file stm32l4xx_ll_pwr.h.

{
  LL_PWR_DisableLowPowerRunMode();
}

LL_PWR_GetBattChargResistor()

__STATIC_INLINE uint32_t LL_PWR_GetBattChargResistor

(

void

)

Get the resistor impedance CR4 VBRS LL_PWR_GetBattChargResistor.

Return values

Returned

value can be one of the following values: LL_PWR_BATT_CHARG_RESISTOR_5K LL_PWR_BATT_CHARGRESISTOR_1_5K

Definition at line 967 of file stm32l4xx_ll_pwr.h.

{
  return (uint32_t)(READ_BIT(PWR->CR4, PWR_CR4_VBRS));
}

LL_PWR_GetPowerMode()

__STATIC_INLINE uint32_t LL_PWR_GetPowerMode

(

void

)

Get Low-Power mode CR1 LPMS LL_PWR_GetPowerMode.

Return values

Returned

value can be one of the following values: LL_PWR_MODE_STOP0 LL_PWR_MODE_STOP1 LL_PWR_MODE_STOP2 LL_PWR_MODE_STANDBY LL_PWR_MODE_SHUTDOWN

Definition at line 435 of file stm32l4xx_ll_pwr.h.

{
  return (uint32_t)(READ_BIT(PWR->CR1, PWR_CR1_LPMS));
}

LL_PWR_GetPVDLevel()

__STATIC_INLINE uint32_t LL_PWR_GetPVDLevel

(

void

)

Get the voltage threshold detection CR2 PLS LL_PWR_GetPVDLevel.

Return values

Returned

value can be one of the following values: LL_PWR_PVDLEVEL_0 LL_PWR_PVDLEVEL_1 LL_PWR_PVDLEVEL_2 LL_PWR_PVDLEVEL_3 LL_PWR_PVDLEVEL_4 LL_PWR_PVDLEVEL_5 LL_PWR_PVDLEVEL_6 LL_PWR_PVDLEVEL_7

Definition at line 660 of file stm32l4xx_ll_pwr.h.

{
  return (uint32_t)(READ_BIT(PWR->CR2, PWR_CR2_PLS));
}

LL_PWR_GetRegulVoltageScaling()

__STATIC_INLINE uint32_t LL_PWR_GetRegulVoltageScaling

(

void

)

Get the main internal regulator output voltage CR1 VOS LL_PWR_GetRegulVoltageScaling.

Return values

Returned

value can be one of the following values: LL_PWR_REGU_VOLTAGE_SCALE1 LL_PWR_REGU_VOLTAGE_SCALE2

Definition at line 342 of file stm32l4xx_ll_pwr.h.

{
  return (uint32_t)(READ_BIT(PWR->CR1, PWR_CR1_VOS));
}

LL_PWR_IsEnabledBatteryCharging()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledBatteryCharging

(

void

)

Check if battery charging is enabled CR4 VBE LL_PWR_IsEnabledBatteryCharging.

Return values

State

of bit (1 or 0).

Definition at line 997 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR4, PWR_CR4_VBE) == (PWR_CR4_VBE)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledBkUpAccess()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledBkUpAccess

(

void

)

Check if the backup domain is enabled CR1 DBP LL_PWR_IsEnabledBkUpAccess.

Return values

State

of bit (1 or 0).

Definition at line 404 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR1, PWR_CR1_DBP) == (PWR_CR1_DBP)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledBORPVD_ULP()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledBORPVD_ULP

(

void

)

Check if Ultra Low Power BORL, BORH and PVD for STOP2 and Standby modes is enabled CR3 ENULP LL_PWR_IsEnabledBORPVD_ULP.

Return values

State

of bit (1 or 0).

Definition at line 813 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR3, PWR_CR3_ENULP) == (PWR_CR3_ENULP)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledDSIPinsPDActivation()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledDSIPinsPDActivation

(

void

)

Check if pull-down activation on DSI pins is enabled CR3 DSIPDEN LL_PWR_IsEnabledDSIPinsPDActivation.

Return values

State

of bit (1 or 0).

Definition at line 498 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR3, PWR_CR3_DSIPDEN) == (PWR_CR3_DSIPDEN)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledDSIPullDown()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledDSIPullDown

(

void

)

Check if pull-down activation on DSI pins is enabled CR3 DSIPDEN LL_PWR_IsEnabledDSIPullDown.

Return values

State

of bit (1 or 0).

Definition at line 781 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR3, PWR_CR3_DSIPDEN) == (PWR_CR3_DSIPDEN)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledExtSMPS_0V95()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledExtSMPS_0V95

(

void

)

Check if CFLDO is working @ 0.95V.

Note

When external SMPS is used & CFLDO operating in Range 2, the regulated voltage of the internal CFLDO can be reduced to 0.95V. CR4 EXT_SMPS_ON LL_PWR_IsEnabledExtSMPS_0V95

Return values

State

of bit (1 or 0).

Definition at line 941 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR4, PWR_CR4_EXT_SMPS_ON) == (PWR_CR4_EXT_SMPS_ON)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledGPIOPullDown()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledGPIOPullDown	(	uint32_t	GPIO,
		uint32_t	GPIONumber
	)

Check if GPIO pull-down state is enabled PDCRA PD0-15 LL_PWR_IsEnabledGPIOPullDown
PDCRB PD0-15 LL_PWR_IsEnabledGPIOPullDown
PDCRC PD0-15 LL_PWR_IsEnabledGPIOPullDown
PDCRD PD0-15 LL_PWR_IsEnabledGPIOPullDown
PDCRE PD0-15 LL_PWR_IsEnabledGPIOPullDown
PDCRF PD0-15 LL_PWR_IsEnabledGPIOPullDown
PDCRG PD0-15 LL_PWR_IsEnabledGPIOPullDown
PDCRH PD0-15 LL_PWR_IsEnabledGPIOPullDown
PDCRI PD0-11 LL_PWR_IsEnabledGPIOPullDown.

Parameters

GPIO	This parameter can be one of the following values: LL_PWR_GPIO_A LL_PWR_GPIO_B LL_PWR_GPIO_C LL_PWR_GPIO_D LL_PWR_GPIO_E LL_PWR_GPIO_F (*) LL_PWR_GPIO_G (*) LL_PWR_GPIO_H LL_PWR_GPIO_I (*) (*) value not defined in all devices
GPIONumber	This parameter can be one of the following values: LL_PWR_GPIO_BIT_0 LL_PWR_GPIO_BIT_1 LL_PWR_GPIO_BIT_2 LL_PWR_GPIO_BIT_3 LL_PWR_GPIO_BIT_4 LL_PWR_GPIO_BIT_5 LL_PWR_GPIO_BIT_6 LL_PWR_GPIO_BIT_7 LL_PWR_GPIO_BIT_8 LL_PWR_GPIO_BIT_9 LL_PWR_GPIO_BIT_10 LL_PWR_GPIO_BIT_11 LL_PWR_GPIO_BIT_12 LL_PWR_GPIO_BIT_13 LL_PWR_GPIO_BIT_14 LL_PWR_GPIO_BIT_15

Return values

State

of bit (1 or 0).

Definition at line 1339 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(*((__IO uint32_t *)(GPIO + 4U)), GPIONumber) == (GPIONumber)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledGPIOPullUp()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledGPIOPullUp	(	uint32_t	GPIO,
		uint32_t	GPIONumber
	)

Check if GPIO pull-up state is enabled PUCRA PU0-15 LL_PWR_IsEnabledGPIOPullUp
PUCRB PU0-15 LL_PWR_IsEnabledGPIOPullUp
PUCRC PU0-15 LL_PWR_IsEnabledGPIOPullUp
PUCRD PU0-15 LL_PWR_IsEnabledGPIOPullUp
PUCRE PU0-15 LL_PWR_IsEnabledGPIOPullUp
PUCRF PU0-15 LL_PWR_IsEnabledGPIOPullUp
PUCRG PU0-15 LL_PWR_IsEnabledGPIOPullUp
PUCRH PU0-15 LL_PWR_IsEnabledGPIOPullUp
PUCRI PU0-11 LL_PWR_IsEnabledGPIOPullUp.

Parameters

GPIO	This parameter can be one of the following values: LL_PWR_GPIO_A LL_PWR_GPIO_B LL_PWR_GPIO_C LL_PWR_GPIO_D LL_PWR_GPIO_E LL_PWR_GPIO_F (*) LL_PWR_GPIO_G (*) LL_PWR_GPIO_H LL_PWR_GPIO_I (*) (*) value not defined in all devices
GPIONumber	This parameter can be one of the following values: LL_PWR_GPIO_BIT_0 LL_PWR_GPIO_BIT_1 LL_PWR_GPIO_BIT_2 LL_PWR_GPIO_BIT_3 LL_PWR_GPIO_BIT_4 LL_PWR_GPIO_BIT_5 LL_PWR_GPIO_BIT_6 LL_PWR_GPIO_BIT_7 LL_PWR_GPIO_BIT_8 LL_PWR_GPIO_BIT_9 LL_PWR_GPIO_BIT_10 LL_PWR_GPIO_BIT_11 LL_PWR_GPIO_BIT_12 LL_PWR_GPIO_BIT_13 LL_PWR_GPIO_BIT_14 LL_PWR_GPIO_BIT_15

Return values

State

of bit (1 or 0).

Definition at line 1198 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(*((__IO uint32_t *)GPIO), GPIONumber) == (GPIONumber)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledInternWU()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledInternWU

(

void

)

Check if Internal Wake-up line is enabled CR3 EIWF LL_PWR_IsEnabledInternWU.

Return values

State

of bit (1 or 0).

Definition at line 720 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR3, PWR_CR3_EIWF) == (PWR_CR3_EIWF)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledLowPowerRunMode()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledLowPowerRunMode

(

void

)

Check if the regulator is in low-power mode CR1 LPR LL_PWR_IsEnabledLowPowerRunMode.

Return values

State

of bit (1 or 0).

Definition at line 316 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR1, PWR_CR1_LPR) == (PWR_CR1_LPR)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledPUPDCfg()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledPUPDCfg

(

void

)

Check if pull-up and pull-down configuration is enabled CR3 APC LL_PWR_IsEnabledPUPDCfg.

Return values

State

of bit (1 or 0).

Definition at line 750 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR3, PWR_CR3_APC) == (PWR_CR3_APC)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledPVD()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledPVD

(

void

)

Check if Power Voltage Detector is enabled CR2 PVDE LL_PWR_IsEnabledPVD.

Return values

State

of bit (1 or 0).

Definition at line 690 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR2, PWR_CR2_PVDE) == (PWR_CR2_PVDE)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledPVM()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledPVM

(

uint32_t

PeriphVoltage

)

Check if Power Voltage Monitoring is enabled on a peripheral CR2 PVME1 LL_PWR_IsEnabledPVM
CR2 PVME2 LL_PWR_IsEnabledPVM
CR2 PVME3 LL_PWR_IsEnabledPVM
CR2 PVME4 LL_PWR_IsEnabledPVM.

Parameters

PeriphVoltage

This parameter can be one of the following values: LL_PWR_PVM_VDDUSB_1_2V (*) LL_PWR_PVM_VDDIO2_0_9V (*) LL_PWR_PVM_VDDA_1_62V LL_PWR_PVM_VDDA_2_2V (*) value not defined in all devices

Return values

State

of bit (1 or 0).

Definition at line 623 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR2, PeriphVoltage) == (PeriphVoltage)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledRange1BoostMode()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledRange1BoostMode

(

void

)

Check if the main regulator voltage range 1 boost mode is enabled CR5 R1MODE LL_PWR_IsEnabledRange1BoostMode.

Return values

Inverted

state of bit (0 or 1).

Definition at line 373 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR5, PWR_CR5_R1MODE) == 0x0U) ? 1UL : 0UL);
}

LL_PWR_IsEnabledSRAM2Retention()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledSRAM2Retention

(

void

)

Check if SRAM2 content retention in Standby mode is enabled CR3 RRS LL_PWR_IsEnabledSRAM2Retention.

Return values

State

of bit (1 or 0).

Definition at line 844 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR3, PWR_CR3_RRS) == (PWR_CR3_RRS)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledSRAM3Retention()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledSRAM3Retention

(

void

)

Check if SRAM3 content retention in Stop mode is enabled CR1 RRSTP LL_PWR_IsEnabledSRAM3Retention.

Return values

State

of bit (1 or 0).

Definition at line 466 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR1, PWR_CR1_RRSTP) == (PWR_CR1_RRSTP)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledVddIO2()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledVddIO2

(

void

)

Check if VDDIO2 supply is enabled CR2 IOSV LL_PWR_IsEnabledVddIO2.

Return values

State

of bit (1 or 0).

Definition at line 562 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR2, PWR_CR2_IOSV) == (PWR_CR2_IOSV)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledVddUSB()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledVddUSB

(

void

)

Check if VDDUSB supply is enabled CR2 USV LL_PWR_IsEnabledVddUSB.

Return values

State

of bit (1 or 0).

Definition at line 530 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR2, PWR_CR2_USV) == (PWR_CR2_USV)) ? 1UL : 0UL);
}

LL_PWR_IsEnabledWakeUpPin()

__STATIC_INLINE uint32_t LL_PWR_IsEnabledWakeUpPin

(

uint32_t

WakeUpPin

)

Check if the WakeUp PINx functionality is enabled CR3 EWUP1 LL_PWR_IsEnabledWakeUpPin
CR3 EWUP2 LL_PWR_IsEnabledWakeUpPin
CR3 EWUP3 LL_PWR_IsEnabledWakeUpPin
CR3 EWUP4 LL_PWR_IsEnabledWakeUpPin
CR3 EWUP5 LL_PWR_IsEnabledWakeUpPin
.

Parameters

WakeUpPin

This parameter can be one of the following values: LL_PWR_WAKEUP_PIN1 LL_PWR_WAKEUP_PIN2 LL_PWR_WAKEUP_PIN3 LL_PWR_WAKEUP_PIN4 LL_PWR_WAKEUP_PIN5

Return values

State

of bit (1 or 0).

Definition at line 904 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR3, WakeUpPin) == (WakeUpPin)) ? 1UL : 0UL);
}

LL_PWR_IsWakeUpPinPolarityLow()

__STATIC_INLINE uint32_t LL_PWR_IsWakeUpPinPolarityLow

(

uint32_t

WakeUpPin

)

Get the Wake-Up pin polarity for the event detection CR4 WP1 LL_PWR_IsWakeUpPinPolarityLow
CR4 WP2 LL_PWR_IsWakeUpPinPolarityLow
CR4 WP3 LL_PWR_IsWakeUpPinPolarityLow
CR4 WP4 LL_PWR_IsWakeUpPinPolarityLow
CR4 WP5 LL_PWR_IsWakeUpPinPolarityLow.

Parameters

WakeUpPin

This parameter can be one of the following values: LL_PWR_WAKEUP_PIN1 LL_PWR_WAKEUP_PIN2 LL_PWR_WAKEUP_PIN3 LL_PWR_WAKEUP_PIN4 LL_PWR_WAKEUP_PIN5

Return values

State

of bit (1 or 0).

Definition at line 1057 of file stm32l4xx_ll_pwr.h.

{
  return ((READ_BIT(PWR->CR4, WakeUpPin) == (WakeUpPin)) ? 1UL : 0UL);
}

LL_PWR_SetBattChargResistor()

__STATIC_INLINE void LL_PWR_SetBattChargResistor

(

uint32_t

Resistor

)

Set the resistor impedance CR4 VBRS LL_PWR_SetBattChargResistor.

Parameters

Resistor

This parameter can be one of the following values: LL_PWR_BATT_CHARG_RESISTOR_5K LL_PWR_BATT_CHARGRESISTOR_1_5K

Return values

None

Definition at line 955 of file stm32l4xx_ll_pwr.h.

{
  MODIFY_REG(PWR->CR4, PWR_CR4_VBRS, Resistor);
}

LL_PWR_SetPowerMode()

__STATIC_INLINE void LL_PWR_SetPowerMode

(

uint32_t

LowPowerMode

)

Set Low-Power mode CR1 LPMS LL_PWR_SetPowerMode.

Parameters

LowPowerMode

This parameter can be one of the following values: LL_PWR_MODE_STOP0 LL_PWR_MODE_STOP1 LL_PWR_MODE_STOP2 LL_PWR_MODE_STANDBY LL_PWR_MODE_SHUTDOWN

Return values

None

Definition at line 420 of file stm32l4xx_ll_pwr.h.

{
  MODIFY_REG(PWR->CR1, PWR_CR1_LPMS, LowPowerMode);
}

LL_PWR_SetPVDLevel()

__STATIC_INLINE void LL_PWR_SetPVDLevel

(

uint32_t

PVDLevel

)

Configure the voltage threshold detected by the Power Voltage Detector CR2 PLS LL_PWR_SetPVDLevel.

Parameters

PVDLevel

This parameter can be one of the following values: LL_PWR_PVDLEVEL_0 LL_PWR_PVDLEVEL_1 LL_PWR_PVDLEVEL_2 LL_PWR_PVDLEVEL_3 LL_PWR_PVDLEVEL_4 LL_PWR_PVDLEVEL_5 LL_PWR_PVDLEVEL_6 LL_PWR_PVDLEVEL_7

Return values

None

Definition at line 642 of file stm32l4xx_ll_pwr.h.

{
  MODIFY_REG(PWR->CR2, PWR_CR2_PLS, PVDLevel);
}

LL_PWR_SetRegulVoltageScaling()

__STATIC_INLINE void LL_PWR_SetRegulVoltageScaling

(

uint32_t

VoltageScaling

)

Set the main internal regulator output voltage.

Note

This configuration may be completed with LL_PWR_EnableRange1BoostMode() on STM32L4Rx/STM32L4Sx devices. CR1 VOS LL_PWR_SetRegulVoltageScaling

Parameters

VoltageScaling

This parameter can be one of the following values: LL_PWR_REGU_VOLTAGE_SCALE1 LL_PWR_REGU_VOLTAGE_SCALE2

Return values

None

Definition at line 330 of file stm32l4xx_ll_pwr.h.

{
  MODIFY_REG(PWR->CR1, PWR_CR1_VOS, VoltageScaling);
}

LL_PWR_SetWakeUpPinPolarityHigh()

__STATIC_INLINE void LL_PWR_SetWakeUpPinPolarityHigh

(

uint32_t

WakeUpPin

)

Set the Wake-Up pin polarity high for the event detection CR4 WP1 LL_PWR_SetWakeUpPinPolarityHigh
CR4 WP2 LL_PWR_SetWakeUpPinPolarityHigh
CR4 WP3 LL_PWR_SetWakeUpPinPolarityHigh
CR4 WP4 LL_PWR_SetWakeUpPinPolarityHigh
CR4 WP5 LL_PWR_SetWakeUpPinPolarityHigh.

Parameters

WakeUpPin

This parameter can be one of the following values: LL_PWR_WAKEUP_PIN1 LL_PWR_WAKEUP_PIN2 LL_PWR_WAKEUP_PIN3 LL_PWR_WAKEUP_PIN4 LL_PWR_WAKEUP_PIN5

Return values

None

Definition at line 1037 of file stm32l4xx_ll_pwr.h.

{
  CLEAR_BIT(PWR->CR4, WakeUpPin);
}

LL_PWR_SetWakeUpPinPolarityLow()

__STATIC_INLINE void LL_PWR_SetWakeUpPinPolarityLow

(

uint32_t

WakeUpPin

)

Set the Wake-Up pin polarity low for the event detection CR4 WP1 LL_PWR_SetWakeUpPinPolarityLow
CR4 WP2 LL_PWR_SetWakeUpPinPolarityLow
CR4 WP3 LL_PWR_SetWakeUpPinPolarityLow
CR4 WP4 LL_PWR_SetWakeUpPinPolarityLow
CR4 WP5 LL_PWR_SetWakeUpPinPolarityLow.

Parameters

WakeUpPin

This parameter can be one of the following values: LL_PWR_WAKEUP_PIN1 LL_PWR_WAKEUP_PIN2 LL_PWR_WAKEUP_PIN3 LL_PWR_WAKEUP_PIN4 LL_PWR_WAKEUP_PIN5

Return values

None

Definition at line 1017 of file stm32l4xx_ll_pwr.h.

{
  SET_BIT(PWR->CR4, WakeUpPin);
}