LSI

Functions
__STATIC_INLINE void	LL_RCC_LSI_Enable (void)
	Enable LSI Oscillator CSR LSION LL_RCC_LSI_Enable. More...
__STATIC_INLINE void	LL_RCC_LSI_Disable (void)
	Disable LSI Oscillator CSR LSION LL_RCC_LSI_Disable. More...
__STATIC_INLINE uint32_t	LL_RCC_LSI_IsReady (void)
	Check if LSI is Ready CSR LSIRDY LL_RCC_LSI_IsReady. More...
__STATIC_INLINE void	LL_RCC_LSI_SetPrediv (uint32_t LSI_PREDIV)
	Set LSI division factor CSR LSIPREDIV LL_RCC_LSI_SetPrediv. More...
__STATIC_INLINE uint32_t	LL_RCC_LSI_GetPrediv (void)
	Get LSI division factor CSR LSIPREDIV LL_RCC_LSI_GetPrediv. More...

Detailed Description

Function Documentation

LL_RCC_LSI_Disable()

__STATIC_INLINE void LL_RCC_LSI_Disable

(

void

)

Disable LSI Oscillator CSR LSION LL_RCC_LSI_Disable.

Return values

None

Definition at line 2432 of file stm32l4xx_ll_rcc.h.

{
  CLEAR_BIT(RCC->CSR, RCC_CSR_LSION);
}

LL_RCC_LSI_Enable()

__STATIC_INLINE void LL_RCC_LSI_Enable

(

void

)

Enable LSI Oscillator CSR LSION LL_RCC_LSI_Enable.

Return values

None

Definition at line 2422 of file stm32l4xx_ll_rcc.h.

{
  SET_BIT(RCC->CSR, RCC_CSR_LSION);
}

LL_RCC_LSI_GetPrediv()

__STATIC_INLINE uint32_t LL_RCC_LSI_GetPrediv

(

void

)

Get LSI division factor CSR LSIPREDIV LL_RCC_LSI_GetPrediv.

Return values

Returned

value can be one of the following values: LL_RCC_LSI_PREDIV_1 LL_RCC_LSI_PREDIV_128

Definition at line 2468 of file stm32l4xx_ll_rcc.h.

{
  return (READ_BIT(RCC->CSR, RCC_CSR_LSIPREDIV));
}

LL_RCC_LSI_IsReady()

__STATIC_INLINE uint32_t LL_RCC_LSI_IsReady

(

void

)

Check if LSI is Ready CSR LSIRDY LL_RCC_LSI_IsReady.

Return values

State

of bit (1 or 0).

Definition at line 2442 of file stm32l4xx_ll_rcc.h.

{
  return ((READ_BIT(RCC->CSR, RCC_CSR_LSIRDY) == RCC_CSR_LSIRDY) ? 1UL : 0UL);
}

LL_RCC_LSI_SetPrediv()

__STATIC_INLINE void LL_RCC_LSI_SetPrediv

(

uint32_t

LSI_PREDIV

)

Set LSI division factor CSR LSIPREDIV LL_RCC_LSI_SetPrediv.

Parameters

LSI_PREDIV

This parameter can be one of the following values: LL_RCC_LSI_PREDIV_1 LL_RCC_LSI_PREDIV_128

Return values

None

Definition at line 2456 of file stm32l4xx_ll_rcc.h.

{
  MODIFY_REG(RCC->CSR, RCC_CSR_LSIPREDIV, LSI_PREDIV);
}