Interrupt Management

Functions
__STATIC_INLINE void	LL_SPI_EnableIT_ERR (SPI_TypeDef *SPIx)
	Enable error interrupt. More...
__STATIC_INLINE void	LL_SPI_EnableIT_RXNE (SPI_TypeDef *SPIx)
	Enable Rx buffer not empty interrupt CR2 RXNEIE LL_SPI_EnableIT_RXNE. More...
__STATIC_INLINE void	LL_SPI_EnableIT_TXE (SPI_TypeDef *SPIx)
	Enable Tx buffer empty interrupt CR2 TXEIE LL_SPI_EnableIT_TXE. More...
__STATIC_INLINE void	LL_SPI_DisableIT_ERR (SPI_TypeDef *SPIx)
	Disable error interrupt. More...
__STATIC_INLINE void	LL_SPI_DisableIT_RXNE (SPI_TypeDef *SPIx)
	Disable Rx buffer not empty interrupt CR2 RXNEIE LL_SPI_DisableIT_RXNE. More...
__STATIC_INLINE void	LL_SPI_DisableIT_TXE (SPI_TypeDef *SPIx)
	Disable Tx buffer empty interrupt CR2 TXEIE LL_SPI_DisableIT_TXE. More...
__STATIC_INLINE uint32_t	LL_SPI_IsEnabledIT_ERR (SPI_TypeDef *SPIx)
	Check if error interrupt is enabled CR2 ERRIE LL_SPI_IsEnabledIT_ERR. More...
__STATIC_INLINE uint32_t	LL_SPI_IsEnabledIT_RXNE (SPI_TypeDef *SPIx)
	Check if Rx buffer not empty interrupt is enabled CR2 RXNEIE LL_SPI_IsEnabledIT_RXNE. More...
__STATIC_INLINE uint32_t	LL_SPI_IsEnabledIT_TXE (SPI_TypeDef *SPIx)
	Check if Tx buffer empty interrupt CR2 TXEIE LL_SPI_IsEnabledIT_TXE. More...

Detailed Description

Function Documentation

LL_SPI_DisableIT_ERR()

__STATIC_INLINE void LL_SPI_DisableIT_ERR

(

SPI_TypeDef *

SPIx

)

Disable error interrupt.

Note

This bit controls the generation of an interrupt when an error condition occurs (CRCERR, OVR, MODF in SPI mode, FRE at TI mode). CR2 ERRIE LL_SPI_DisableIT_ERR

Parameters

SPIx	SPI Instance

Return values

None

Definition at line 1121 of file stm32l4xx_ll_spi.h.

{
  CLEAR_BIT(SPIx->CR2, SPI_CR2_ERRIE);
}

LL_SPI_DisableIT_RXNE()

__STATIC_INLINE void LL_SPI_DisableIT_RXNE

(

SPI_TypeDef *

SPIx

)

Disable Rx buffer not empty interrupt CR2 RXNEIE LL_SPI_DisableIT_RXNE.

Parameters

SPIx	SPI Instance

Return values

None

Definition at line 1132 of file stm32l4xx_ll_spi.h.

{
  CLEAR_BIT(SPIx->CR2, SPI_CR2_RXNEIE);
}

LL_SPI_DisableIT_TXE()

__STATIC_INLINE void LL_SPI_DisableIT_TXE

(

SPI_TypeDef *

SPIx

)

Disable Tx buffer empty interrupt CR2 TXEIE LL_SPI_DisableIT_TXE.

Parameters

SPIx	SPI Instance

Return values

None

Definition at line 1143 of file stm32l4xx_ll_spi.h.

{
  CLEAR_BIT(SPIx->CR2, SPI_CR2_TXEIE);
}

LL_SPI_EnableIT_ERR()

__STATIC_INLINE void LL_SPI_EnableIT_ERR

(

SPI_TypeDef *

SPIx

)

Enable error interrupt.

Note

This bit controls the generation of an interrupt when an error condition occurs (CRCERR, OVR, MODF in SPI mode, FRE at TI mode). CR2 ERRIE LL_SPI_EnableIT_ERR

Parameters

SPIx	SPI Instance

Return values

None

Definition at line 1087 of file stm32l4xx_ll_spi.h.

{
  SET_BIT(SPIx->CR2, SPI_CR2_ERRIE);
}

LL_SPI_EnableIT_RXNE()

__STATIC_INLINE void LL_SPI_EnableIT_RXNE

(

SPI_TypeDef *

SPIx

)

Enable Rx buffer not empty interrupt CR2 RXNEIE LL_SPI_EnableIT_RXNE.

Parameters

SPIx	SPI Instance

Return values

None

Definition at line 1098 of file stm32l4xx_ll_spi.h.

{
  SET_BIT(SPIx->CR2, SPI_CR2_RXNEIE);
}

LL_SPI_EnableIT_TXE()

__STATIC_INLINE void LL_SPI_EnableIT_TXE

(

SPI_TypeDef *

SPIx

)

Enable Tx buffer empty interrupt CR2 TXEIE LL_SPI_EnableIT_TXE.

Parameters

SPIx	SPI Instance

Return values

None

Definition at line 1109 of file stm32l4xx_ll_spi.h.

{
  SET_BIT(SPIx->CR2, SPI_CR2_TXEIE);
}

LL_SPI_IsEnabledIT_ERR()

__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_ERR

(

SPI_TypeDef *

SPIx

)

Check if error interrupt is enabled CR2 ERRIE LL_SPI_IsEnabledIT_ERR.

Parameters

SPIx	SPI Instance

Return values

State

of bit (1 or 0).

Definition at line 1154 of file stm32l4xx_ll_spi.h.

{
  return ((READ_BIT(SPIx->CR2, SPI_CR2_ERRIE) == (SPI_CR2_ERRIE)) ? 1UL : 0UL);
}

LL_SPI_IsEnabledIT_RXNE()

__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_RXNE

(

SPI_TypeDef *

SPIx

)

Check if Rx buffer not empty interrupt is enabled CR2 RXNEIE LL_SPI_IsEnabledIT_RXNE.

Parameters

SPIx	SPI Instance

Return values

State

of bit (1 or 0).

Definition at line 1165 of file stm32l4xx_ll_spi.h.

{
  return ((READ_BIT(SPIx->CR2, SPI_CR2_RXNEIE) == (SPI_CR2_RXNEIE)) ? 1UL : 0UL);
}

LL_SPI_IsEnabledIT_TXE()

__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_TXE

(

SPI_TypeDef *

SPIx

)

Check if Tx buffer empty interrupt CR2 TXEIE LL_SPI_IsEnabledIT_TXE.

Parameters

SPIx	SPI Instance

Return values

State

of bit (1 or 0).

Definition at line 1176 of file stm32l4xx_ll_spi.h.

{
  return ((READ_BIT(SPIx->CR2, SPI_CR2_TXEIE) == (SPI_CR2_TXEIE)) ? 1UL : 0UL);
}