ST STM32F2 User Manual

UM1940
LL DMA Generic Driver
DocID028236 Rev 2
857/1371
Function description
Check if DMA stream is enabled or disabled.
Parameters
DMAx: DMAx Instance
Stream: This parameter can be one of the following values:
LL_DMA_STREAM_0
LL_DMA_STREAM_1
LL_DMA_STREAM_2
LL_DMA_STREAM_3
LL_DMA_STREAM_4
LL_DMA_STREAM_5
LL_DMA_STREAM_6
LL_DMA_STREAM_7
Return values
State: of bit (1 or 0).
Reference Manual to
LL API cross
reference:
CR EN LL_DMA_IsEnabledStream
LL_DMA_ConfigTransfer
Function name
__STATIC_INLINE void LL_DMA_ConfigTransfer
(DMA_TypeDef * DMAx, uint32_t Stream, uint32_t
Configuration)
Function description
Configure all parameters linked to DMA transfer.
Parameters
DMAx: DMAx Instance
Stream: This parameter can be one of the following values:
LL_DMA_STREAM_0
LL_DMA_STREAM_1
LL_DMA_STREAM_2
LL_DMA_STREAM_3
LL_DMA_STREAM_4
LL_DMA_STREAM_5
LL_DMA_STREAM_6
LL_DMA_STREAM_7
Configuration: This parameter must be a combination of all
the following values:
LL_DMA_DIRECTION_PERIPH_TO_MEMORY or
LL_DMA_DIRECTION_MEMORY_TO_PERIPH or
LL_DMA_DIRECTION_MEMORY_TO_MEMORY
LL_DMA_MODE_NORMAL or
LL_DMA_MODE_CIRCULAR or
LL_DMA_MODE_PFCTRL
LL_DMA_PERIPH_INCREMENT or
LL_DMA_PERIPH_NOINCREMENT
LL_DMA_MEMORY_INCREMENT or
LL_DMA_MEMORY_NOINCREMENT
LL_DMA_PDATAALIGN_BYTE or
LL_DMA_PDATAALIGN_HALFWORD or
LL_DMA_PDATAALIGN_WORD
LL_DMA_MDATAALIGN_BYTE or
LL_DMA_MDATAALIGN_HALFWORD or
LL_DMA_MDATAALIGN_WORD
LL_DMA_PRIORITY_LOW or

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English