Functions
__STATIC_INLINE void	LL_BDMA_EnableChannel (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Enable BDMA channel.
__STATIC_INLINE void	LL_BDMA_DisableChannel (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Disable BDMA channel.
__STATIC_INLINE uint32_t	LL_BDMA_IsEnabledChannel (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Check if BDMA channel is enabled or disabled.
__STATIC_INLINE void	LL_BDMA_ConfigTransfer (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t Configuration)
	Configure all parameters link to BDMA transfer.
__STATIC_INLINE void	LL_BDMA_SetDataTransferDirection (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t Direction)
	Set Data transfer direction (read from peripheral or from memory).
__STATIC_INLINE uint32_t	LL_BDMA_GetDataTransferDirection (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get Data transfer direction (read from peripheral or from memory).
__STATIC_INLINE void	LL_BDMA_SetMode (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t Mode)
	Set BDMA mode circular or normal.
__STATIC_INLINE uint32_t	LL_BDMA_GetMode (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get BDMA mode circular or normal.
__STATIC_INLINE void	LL_BDMA_SetPeriphIncMode (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcIncMode)
	Set Peripheral increment mode.
__STATIC_INLINE uint32_t	LL_BDMA_GetPeriphIncMode (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get Peripheral increment mode.
__STATIC_INLINE void	LL_BDMA_SetMemoryIncMode (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t MemoryOrM2MDstIncMode)
	Set Memory increment mode.
__STATIC_INLINE uint32_t	LL_BDMA_GetMemoryIncMode (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get Memory increment mode.
__STATIC_INLINE void	LL_BDMA_SetPeriphSize (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcDataSize)
	Set Peripheral size.
__STATIC_INLINE uint32_t	LL_BDMA_GetPeriphSize (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get Peripheral size.
__STATIC_INLINE void	LL_BDMA_SetMemorySize (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t MemoryOrM2MDstDataSize)
	Set Memory size.
__STATIC_INLINE uint32_t	LL_BDMA_GetMemorySize (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get Memory size.
__STATIC_INLINE void	LL_BDMA_SetChannelPriorityLevel (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t Priority)
	Set Channel priority level.
__STATIC_INLINE uint32_t	LL_BDMA_GetChannelPriorityLevel (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get Channel priority level.
__STATIC_INLINE void	LL_BDMA_SetDataLength (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t NbData)
	Set Number of data to transfer.
__STATIC_INLINE uint32_t	LL_BDMA_GetDataLength (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get Number of data to transfer.
__STATIC_INLINE void	LL_BDMA_SetCurrentTargetMem (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t CurrentMemory)
	Set Current target (only in double buffer mode) to Memory 1 or Memory 0.
__STATIC_INLINE uint32_t	LL_BDMA_GetCurrentTargetMem (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Set Current target (only in double buffer mode) to Memory 1 or Memory 0.
__STATIC_INLINE void	LL_BDMA_EnableDoubleBufferMode (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Enable the double buffer mode.
__STATIC_INLINE void	LL_BDMA_DisableDoubleBufferMode (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Disable the double buffer mode.
__STATIC_INLINE void	LL_BDMA_ConfigAddresses (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t SrcAddress, uint32_t DstAddress, uint32_t Direction)
	Configure the Source and Destination addresses.
__STATIC_INLINE void	LL_BDMA_SetMemoryAddress (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t MemoryAddress)
	Set the Memory address.
__STATIC_INLINE void	LL_BDMA_SetPeriphAddress (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t PeriphAddress)
	Set the Peripheral address.
__STATIC_INLINE uint32_t	LL_BDMA_GetMemoryAddress (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get Memory address.
__STATIC_INLINE uint32_t	LL_BDMA_GetPeriphAddress (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get Peripheral address.
__STATIC_INLINE void	LL_BDMA_SetM2MSrcAddress (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t MemoryAddress)
	Set the Memory to Memory Source address.
__STATIC_INLINE void	LL_BDMA_SetM2MDstAddress (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t MemoryAddress)
	Set the Memory to Memory Destination address.
__STATIC_INLINE uint32_t	LL_BDMA_GetM2MSrcAddress (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get the Memory to Memory Source address.
__STATIC_INLINE uint32_t	LL_BDMA_GetM2MDstAddress (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get the Memory to Memory Destination address.
__STATIC_INLINE void	LL_BDMA_SetMemory1Address (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t Address)
	Set Memory 1 address (used in case of Double buffer mode).
__STATIC_INLINE uint32_t	LL_BDMA_GetMemory1Address (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get Memory 1 address (used in case of Double buffer mode).
__STATIC_INLINE void	LL_BDMA_SetPeriphRequest (BDMA_TypeDef *BDMAx, uint32_t Channel, uint32_t Request)
	Set BDMA request for BDMA Channels on DMAMUX Channel x.
__STATIC_INLINE uint32_t	LL_BDMA_GetPeriphRequest (BDMA_TypeDef *BDMAx, uint32_t Channel)
	Get BDMA request for BDMA Channels on DMAMUX Channel x.

Function Documentation

__STATIC_INLINE void LL_BDMA_ConfigAddresses	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	SrcAddress,
		uint32_t	DstAddress,
		uint32_t	Direction
	)

Configure the Source and Destination addresses.

Note:: This API must not be called when the BDMA channel is enabled.; Each IP using BDMA provides an API to get directly the register address (LL_PPP_BDMA_GetRegAddr).

Reference Manual to LL API cross reference:: CPAR PA LL_BDMA_ConfigAddresses
CMAR MA LL_BDMA_ConfigAddresses

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
SrcAddress	Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
DstAddress	Between Min_Data = 0 and Max_Data = 0xFFFFFFFF
Direction	This parameter can be one of the following values: LL_BDMA_DIRECTION_PERIPH_TO_MEMORY LL_BDMA_DIRECTION_MEMORY_TO_PERIPH LL_BDMA_DIRECTION_MEMORY_TO_MEMORY

Return values:

None

Definition at line 1113 of file stm32h7xx_ll_bdma.h.

References LL_BDMA_DIRECTION_MEMORY_TO_PERIPH.

__STATIC_INLINE void LL_BDMA_ConfigTransfer	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	Configuration
	)

Configure all parameters link to BDMA transfer.

Reference Manual to LL API cross reference:: CCR DIR LL_BDMA_ConfigTransfer
CCR MEM2MEM LL_BDMA_ConfigTransfer
CCR CIRC LL_BDMA_ConfigTransfer
CCR PINC LL_BDMA_ConfigTransfer
CCR MINC LL_BDMA_ConfigTransfer
CCR PSIZE LL_BDMA_ConfigTransfer
CCR MSIZE LL_BDMA_ConfigTransfer
CCR PL LL_BDMA_ConfigTransfer

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
Configuration	This parameter must be a combination of all the following values: LL_BDMA_DIRECTION_PERIPH_TO_MEMORY or LL_BDMA_DIRECTION_MEMORY_TO_PERIPH or LL_BDMA_DIRECTION_MEMORY_TO_MEMORY LL_BDMA_MODE_NORMAL or LL_BDMA_MODE_CIRCULAR LL_BDMA_PERIPH_INCREMENT or LL_BDMA_PERIPH_NOINCREMENT LL_BDMA_MEMORY_INCREMENT or LL_BDMA_MEMORY_NOINCREMENT LL_BDMA_PDATAALIGN_BYTE or LL_BDMA_PDATAALIGN_HALFWORD or LL_BDMA_PDATAALIGN_WORD LL_BDMA_MDATAALIGN_BYTE or LL_BDMA_MDATAALIGN_HALFWORD or LL_BDMA_MDATAALIGN_WORD LL_BDMA_PRIORITY_LOW or LL_BDMA_PRIORITY_MEDIUM or LL_BDMA_PRIORITY_HIGH or LL_BDMA_PRIORITY_VERYHIGH

Return values:

None

Definition at line 565 of file stm32h7xx_ll_bdma.h.

Referenced by LL_BDMA_Init().

__STATIC_INLINE void LL_BDMA_DisableChannel	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Disable BDMA channel.

Reference Manual to LL API cross reference:: CCR EN LL_BDMA_DisableChannel

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

None

Definition at line 506 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_DisableDoubleBufferMode	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Disable the double buffer mode.

Reference Manual to LL API cross reference:: CR DBM LL_BDMA_DisableDoubleBufferMode

Parameters:

BDMAx	BDMAx Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

None

Definition at line 1082 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_EnableChannel	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Enable BDMA channel.

Reference Manual to LL API cross reference:: CCR EN LL_BDMA_EnableChannel

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

None

Definition at line 484 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_EnableDoubleBufferMode	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Enable the double buffer mode.

Reference Manual to LL API cross reference:: CR DBM LL_BDMA_EnableDoubleBufferMode

Parameters:

BDMAx	BDMAx Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

None

Definition at line 1060 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetChannelPriorityLevel	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get Channel priority level.

Reference Manual to LL API cross reference:: CCR PL LL_BDMA_GetChannelPriorityLevel

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Returned

value can be one of the following values:

Definition at line 937 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetCurrentTargetMem	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Set Current target (only in double buffer mode) to Memory 1 or Memory 0.

Reference Manual to LL API cross reference:: CR CT LL_BDMA_GetCurrentTargetMem

Parameters:

BDMAx	BDMAx Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Returned

value can be one of the following values:

Definition at line 1038 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetDataLength	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get Number of data to transfer.

Note:: Once the channel is enabled, the return value indicate the remaining bytes to be transmitted.

Reference Manual to LL API cross reference:: CNDTR NDT LL_BDMA_GetDataLength

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Between Min_Data = 0 and Max_Data = 0xFFFFFFFF

Definition at line 988 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetDataTransferDirection	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get Data transfer direction (read from peripheral or from memory).

Reference Manual to LL API cross reference:: CCR DIR LL_BDMA_GetDataTransferDirection
CCR MEM2MEM LL_BDMA_GetDataTransferDirection

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Returned

value can be one of the following values:

Definition at line 621 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetM2MDstAddress	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get the Memory to Memory Destination address.

Note:: Interface used for direction LL_BDMA_DIRECTION_MEMORY_TO_MEMORY only.

Reference Manual to LL API cross reference:: CMAR MA LL_BDMA_GetM2MDstAddress

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Between Min_Data = 0 and Max_Data = 0xFFFFFFFF

Definition at line 1317 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetM2MSrcAddress	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get the Memory to Memory Source address.

Note:: Interface used for direction LL_BDMA_DIRECTION_MEMORY_TO_MEMORY only.

Reference Manual to LL API cross reference:: CPAR PA LL_BDMA_GetM2MSrcAddress

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Between Min_Data = 0 and Max_Data = 0xFFFFFFFF

Definition at line 1294 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetMemory1Address	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get Memory 1 address (used in case of Double buffer mode).

Reference Manual to LL API cross reference:: M1AR M1A LL_BDMA_GetMemory1Address

Parameters:

BDMAx	BDMAx Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Between 0 to 0xFFFFFFFF

Definition at line 1362 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetMemoryAddress	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get Memory address.

Note:: Interface used for direction LL_BDMA_DIRECTION_PERIPH_TO_MEMORY or LL_BDMA_DIRECTION_MEMORY_TO_PERIPH only.

Reference Manual to LL API cross reference:: CMAR MA LL_BDMA_GetMemoryAddress

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Between Min_Data = 0 and Max_Data = 0xFFFFFFFF

Definition at line 1198 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetMemoryIncMode	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get Memory increment mode.

Reference Manual to LL API cross reference:: CCR MINC LL_BDMA_GetMemoryIncMode

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Returned

value can be one of the following values:

Definition at line 776 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetMemorySize	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get Memory size.

Reference Manual to LL API cross reference:: CCR MSIZE LL_BDMA_GetMemorySize

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Returned

value can be one of the following values:

Definition at line 882 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetMode	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get BDMA mode circular or normal.

Reference Manual to LL API cross reference:: CCR CIRC LL_BDMA_GetMode

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Returned

value can be one of the following values:

Definition at line 674 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetPeriphAddress	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get Peripheral address.

Note:: Interface used for direction LL_BDMA_DIRECTION_PERIPH_TO_MEMORY or LL_BDMA_DIRECTION_MEMORY_TO_PERIPH only.

Reference Manual to LL API cross reference:: CPAR PA LL_BDMA_GetPeriphAddress

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Between Min_Data = 0 and Max_Data = 0xFFFFFFFF

Definition at line 1221 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetPeriphIncMode	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get Peripheral increment mode.

Reference Manual to LL API cross reference:: CCR PINC LL_BDMA_GetPeriphIncMode

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Returned

value can be one of the following values:

Definition at line 725 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_GetPeriphRequest	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get BDMA request for BDMA Channels on DMAMUX Channel x.

Note:: DMAMUX channel 0 to 7 are mapped to BDMA channel 0 to 7.

Reference Manual to LL API cross reference:: CxCR DMAREQ_ID LL_BDMA_GetPeriphRequest

Parameters:

BDMAx	BDMAx Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Returned

value can be one of the following values:

Note:: (*) Availability depends on devices.

Definition at line 1452 of file stm32h7xx_ll_bdma.h.

References DMAMUX_CCR_SIZE.

__STATIC_INLINE uint32_t LL_BDMA_GetPeriphSize	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Get Peripheral size.

Reference Manual to LL API cross reference:: CCR PSIZE LL_BDMA_GetPeriphSize

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

Returned

value can be one of the following values:

Definition at line 829 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE uint32_t LL_BDMA_IsEnabledChannel	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel
	)

Check if BDMA channel is enabled or disabled.

Reference Manual to LL API cross reference:: CCR EN LL_BDMA_IsEnabledChannel

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7

Return values:

State of bit (1 or 0).

Definition at line 528 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetChannelPriorityLevel	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	Priority
	)

Set Channel priority level.

Reference Manual to LL API cross reference:: CCR PL LL_BDMA_SetChannelPriorityLevel

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
Priority	This parameter can be one of the following values: LL_BDMA_PRIORITY_LOW LL_BDMA_PRIORITY_MEDIUM LL_BDMA_PRIORITY_HIGH LL_BDMA_PRIORITY_VERYHIGH

Return values:

None

Definition at line 910 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetCurrentTargetMem	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	CurrentMemory
	)

Set Current target (only in double buffer mode) to Memory 1 or Memory 0.

Reference Manual to LL API cross reference:: CR CT LL_BDMA_SetCurrentTargetMem

Parameters:

BDMAx	BDMAx Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
CurrentMemory	This parameter can be one of the following values: LL_BDMA_CURRENTTARGETMEM0 LL_BDMA_CURRENTTARGETMEM1

Return values:

None

Definition at line 1014 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetDataLength	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	NbData
	)

Set Number of data to transfer.

Note:: This action has no effect if channel is enabled.

Reference Manual to LL API cross reference:: CNDTR NDT LL_BDMA_SetDataLength

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
NbData	Between Min_Data = 0 and Max_Data = 0x0000FFFF

Return values:

None

Definition at line 963 of file stm32h7xx_ll_bdma.h.

Referenced by LL_BDMA_Init().

__STATIC_INLINE void LL_BDMA_SetDataTransferDirection	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	Direction
	)

Set Data transfer direction (read from peripheral or from memory).

Reference Manual to LL API cross reference:: CCR DIR LL_BDMA_SetDataTransferDirection
CCR MEM2MEM LL_BDMA_SetDataTransferDirection

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
Direction	This parameter can be one of the following values: LL_BDMA_DIRECTION_PERIPH_TO_MEMORY LL_BDMA_DIRECTION_MEMORY_TO_PERIPH LL_BDMA_DIRECTION_MEMORY_TO_MEMORY

Return values:

None

Definition at line 594 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetM2MDstAddress	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	MemoryAddress
	)

Set the Memory to Memory Destination address.

Note:: Interface used for direction LL_BDMA_DIRECTION_MEMORY_TO_MEMORY only.; This API must not be called when the BDMA channel is enabled.

Reference Manual to LL API cross reference:: CMAR MA LL_BDMA_SetM2MDstAddress

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
MemoryAddress	Between Min_Data = 0 and Max_Data = 0xFFFFFFFF

Return values:

None

Definition at line 1271 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetM2MSrcAddress	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	MemoryAddress
	)

Set the Memory to Memory Source address.

Note:: Interface used for direction LL_BDMA_DIRECTION_MEMORY_TO_MEMORY only.; This API must not be called when the BDMA channel is enabled.

Reference Manual to LL API cross reference:: CPAR PA LL_BDMA_SetM2MSrcAddress

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
MemoryAddress	Between Min_Data = 0 and Max_Data = 0xFFFFFFFF

Return values:

None

Definition at line 1246 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetMemory1Address	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	Address
	)

Set Memory 1 address (used in case of Double buffer mode).

Reference Manual to LL API cross reference:: M1AR M1A LL_BDMA_SetMemory1Address

Parameters:

BDMAx	BDMAx Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
Address	Between 0 to 0xFFFFFFFF

Return values:

None

Definition at line 1340 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetMemoryAddress	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	MemoryAddress
	)

Set the Memory address.

Note:: Interface used for direction LL_BDMA_DIRECTION_PERIPH_TO_MEMORY or LL_BDMA_DIRECTION_MEMORY_TO_PERIPH only.; This API must not be called when the BDMA channel is enabled.

Reference Manual to LL API cross reference:: CMAR MA LL_BDMA_SetMemoryAddress

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
MemoryAddress	Between Min_Data = 0 and Max_Data = 0xFFFFFFFF

Return values:

None

Definition at line 1150 of file stm32h7xx_ll_bdma.h.

Referenced by LL_BDMA_Init().

__STATIC_INLINE void LL_BDMA_SetMemoryIncMode	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	MemoryOrM2MDstIncMode
	)

Set Memory increment mode.

Reference Manual to LL API cross reference:: CCR MINC LL_BDMA_SetMemoryIncMode

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
MemoryOrM2MDstIncMode	This parameter can be one of the following values: LL_BDMA_MEMORY_INCREMENT LL_BDMA_MEMORY_NOINCREMENT

Return values:

None

Definition at line 751 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetMemorySize	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	MemoryOrM2MDstDataSize
	)

Set Memory size.

Reference Manual to LL API cross reference:: CCR MSIZE LL_BDMA_SetMemorySize

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
MemoryOrM2MDstDataSize	This parameter can be one of the following values: LL_BDMA_MDATAALIGN_BYTE LL_BDMA_MDATAALIGN_HALFWORD LL_BDMA_MDATAALIGN_WORD

Return values:

None

Definition at line 856 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetMode	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	Mode
	)

Set BDMA mode circular or normal.

Note:: The circular buffer mode cannot be used if the memory-to-memory data transfer is configured on the selected Channel.

Reference Manual to LL API cross reference:: CCR CIRC LL_BDMA_SetMode

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
Mode	This parameter can be one of the following values: LL_BDMA_MODE_NORMAL LL_BDMA_MODE_CIRCULAR

Return values:

None

Definition at line 649 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetPeriphAddress	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	PeriphAddress
	)

Set the Peripheral address.

Note:: Interface used for direction LL_BDMA_DIRECTION_PERIPH_TO_MEMORY or LL_BDMA_DIRECTION_MEMORY_TO_PERIPH only.; This API must not be called when the BDMA channel is enabled.

Reference Manual to LL API cross reference:: CPAR PA LL_BDMA_SetPeriphAddress

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
PeriphAddress	Between Min_Data = 0 and Max_Data = 0xFFFFFFFF

Return values:

None

Definition at line 1175 of file stm32h7xx_ll_bdma.h.

Referenced by LL_BDMA_Init().

__STATIC_INLINE void LL_BDMA_SetPeriphIncMode	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	PeriphOrM2MSrcIncMode
	)

Set Peripheral increment mode.

Reference Manual to LL API cross reference:: CCR PINC LL_BDMA_SetPeriphIncMode

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
PeriphOrM2MSrcIncMode	This parameter can be one of the following values: LL_BDMA_PERIPH_INCREMENT LL_BDMA_PERIPH_NOINCREMENT

Return values:

None

Definition at line 700 of file stm32h7xx_ll_bdma.h.

__STATIC_INLINE void LL_BDMA_SetPeriphRequest	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	Request
	)

Set BDMA request for BDMA Channels on DMAMUX Channel x.

Note:: DMAMUX2 channel 0 to 7 are mapped to BDMA channel 0 to 7.

Reference Manual to LL API cross reference:: CxCR DMAREQ_ID LL_BDMA_SetPeriphRequest

Parameters:

BDMAx	BDMAx Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
Request	This parameter can be one of the following values: LL_DMAMUX2_REQ_MEM2MEM LL_DMAMUX2_REQ_GENERATOR0 LL_DMAMUX2_REQ_GENERATOR1 LL_DMAMUX2_REQ_GENERATOR2 LL_DMAMUX2_REQ_GENERATOR3 LL_DMAMUX2_REQ_GENERATOR4 LL_DMAMUX2_REQ_GENERATOR5 LL_DMAMUX2_REQ_GENERATOR6 LL_DMAMUX2_REQ_GENERATOR7 LL_DMAMUX2_REQ_LPUART1_RX LL_DMAMUX2_REQ_LPUART1_TX LL_DMAMUX2_REQ_SPI6_RX LL_DMAMUX2_REQ_SPI6_TX LL_DMAMUX2_REQ_I2C4_RX LL_DMAMUX2_REQ_I2C4_TX LL_DMAMUX2_REQ_SAI4_A () LL_DMAMUX2_REQ_SAI4_B () LL_DMAMUX2_REQ_ADC3 () LL_DMAMUX2_REQ_DAC2_CH1 () LL_DMAMUX2_REQ_DFSDM2_FLT0 (*)

Note:: (*) Availability depends on devices.

Return values:

None

Definition at line 1408 of file stm32h7xx_ll_bdma.h.

References DMAMUX_CCR_SIZE.

Referenced by LL_BDMA_DeInit(), and LL_BDMA_Init().

__STATIC_INLINE void LL_BDMA_SetPeriphSize	(	BDMA_TypeDef *	BDMAx,
		uint32_t	Channel,
		uint32_t	PeriphOrM2MSrcDataSize
	)

Set Peripheral size.

Reference Manual to LL API cross reference:: CCR PSIZE LL_BDMA_SetPeriphSize

Parameters:

BDMAx	BDMA Instance
Channel	This parameter can be one of the following values: LL_BDMA_CHANNEL_0 LL_BDMA_CHANNEL_1 LL_BDMA_CHANNEL_2 LL_BDMA_CHANNEL_3 LL_BDMA_CHANNEL_4 LL_BDMA_CHANNEL_5 LL_BDMA_CHANNEL_6 LL_BDMA_CHANNEL_7
PeriphOrM2MSrcDataSize	This parameter can be one of the following values: LL_BDMA_PDATAALIGN_BYTE LL_BDMA_PDATAALIGN_HALFWORD LL_BDMA_PDATAALIGN_WORD

Return values:

None

Definition at line 803 of file stm32h7xx_ll_bdma.h.

Functions

Function Documentation