Functions
__STATIC_INLINE void	LL_USART_EnableDMAReq_RX (USART_TypeDef *USARTx)
	Enable DMA Mode for reception.
__STATIC_INLINE void	LL_USART_DisableDMAReq_RX (USART_TypeDef *USARTx)
	Disable DMA Mode for reception.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledDMAReq_RX (USART_TypeDef *USARTx)
	Check if DMA Mode is enabled for reception.
__STATIC_INLINE void	LL_USART_EnableDMAReq_TX (USART_TypeDef *USARTx)
	Enable DMA Mode for transmission.
__STATIC_INLINE void	LL_USART_DisableDMAReq_TX (USART_TypeDef *USARTx)
	Disable DMA Mode for transmission.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledDMAReq_TX (USART_TypeDef *USARTx)
	Check if DMA Mode is enabled for transmission.
__STATIC_INLINE void	LL_USART_EnableDMADeactOnRxErr (USART_TypeDef *USARTx)
	Enable DMA Disabling on Reception Error.
__STATIC_INLINE void	LL_USART_DisableDMADeactOnRxErr (USART_TypeDef *USARTx)
	Disable DMA Disabling on Reception Error.
__STATIC_INLINE uint32_t	LL_USART_IsEnabledDMADeactOnRxErr (USART_TypeDef *USARTx)
	Indicate if DMA Disabling on Reception Error is disabled.
__STATIC_INLINE uint32_t	LL_USART_DMA_GetRegAddr (USART_TypeDef *USARTx, uint32_t Direction)
	Get the data register address used for DMA transfer.

Function Documentation

__STATIC_INLINE void LL_USART_DisableDMADeactOnRxErr ( USART_TypeDef * USARTx )

Disable DMA Disabling on Reception Error.

Reference Manual to LL API cross reference:: CR3 DDRE LL_USART_DisableDMADeactOnRxErr

Parameters:

USARTx USART Instance

Return values:

None

Definition at line 4487 of file stm32l4xx_ll_usart.h.

__STATIC_INLINE void LL_USART_DisableDMAReq_RX ( USART_TypeDef * USARTx )

Disable DMA Mode for reception.

Reference Manual to LL API cross reference:: CR3 DMAR LL_USART_DisableDMAReq_RX

Parameters:

USARTx USART Instance

Return values:

None

Definition at line 4421 of file stm32l4xx_ll_usart.h.

__STATIC_INLINE void LL_USART_DisableDMAReq_TX ( USART_TypeDef * USARTx )

Disable DMA Mode for transmission.

Reference Manual to LL API cross reference:: CR3 DMAT LL_USART_DisableDMAReq_TX

Parameters:

USARTx USART Instance

Return values:

None

Definition at line 4454 of file stm32l4xx_ll_usart.h.

__STATIC_INLINE uint32_t LL_USART_DMA_GetRegAddr	(	USART_TypeDef *	USARTx,
		uint32_t	Direction
	)

Get the data register address used for DMA transfer.

Reference Manual to LL API cross reference:: RDR RDR LL_USART_DMA_GetRegAddr

Reference Manual to LL API cross reference:: TDR TDR LL_USART_DMA_GetRegAddr

Parameters:

USARTx	USART Instance
Direction	This parameter can be one of the following values: LL_USART_DMA_REG_DATA_TRANSMIT LL_USART_DMA_REG_DATA_RECEIVE

Return values:

Address of data register

Definition at line 4513 of file stm32l4xx_ll_usart.h.

References LL_USART_DMA_REG_DATA_TRANSMIT.

__STATIC_INLINE void LL_USART_EnableDMADeactOnRxErr ( USART_TypeDef * USARTx )

Enable DMA Disabling on Reception Error.

Reference Manual to LL API cross reference:: CR3 DDRE LL_USART_EnableDMADeactOnRxErr

Parameters:

USARTx USART Instance

Return values:

None

Definition at line 4476 of file stm32l4xx_ll_usart.h.

__STATIC_INLINE void LL_USART_EnableDMAReq_RX ( USART_TypeDef * USARTx )

Enable DMA Mode for reception.

Reference Manual to LL API cross reference:: CR3 DMAR LL_USART_EnableDMAReq_RX

Parameters:

USARTx USART Instance

Return values:

None

Definition at line 4410 of file stm32l4xx_ll_usart.h.

__STATIC_INLINE void LL_USART_EnableDMAReq_TX ( USART_TypeDef * USARTx )

Enable DMA Mode for transmission.

Reference Manual to LL API cross reference:: CR3 DMAT LL_USART_EnableDMAReq_TX

Parameters:

USARTx USART Instance

Return values:

None

Definition at line 4443 of file stm32l4xx_ll_usart.h.

__STATIC_INLINE uint32_t LL_USART_IsEnabledDMADeactOnRxErr ( USART_TypeDef * USARTx )

Indicate if DMA Disabling on Reception Error is disabled.

Reference Manual to LL API cross reference:: CR3 DDRE LL_USART_IsEnabledDMADeactOnRxErr

Parameters:

USARTx USART Instance

Return values:

State of bit (1 or 0).

Definition at line 4498 of file stm32l4xx_ll_usart.h.

__STATIC_INLINE uint32_t LL_USART_IsEnabledDMAReq_RX ( USART_TypeDef * USARTx )

Check if DMA Mode is enabled for reception.

Reference Manual to LL API cross reference:: CR3 DMAR LL_USART_IsEnabledDMAReq_RX

Parameters:

USARTx USART Instance

Return values:

State of bit (1 or 0).

Definition at line 4432 of file stm32l4xx_ll_usart.h.

__STATIC_INLINE uint32_t LL_USART_IsEnabledDMAReq_TX ( USART_TypeDef * USARTx )

Check if DMA Mode is enabled for transmission.

Reference Manual to LL API cross reference:: CR3 DMAT LL_USART_IsEnabledDMAReq_TX

Parameters:

USARTx USART Instance

Return values:

State of bit (1 or 0).

Definition at line 4465 of file stm32l4xx_ll_usart.h.

Functions

Function Documentation