STM32L443xx HAL User Manual
Defines
DMA Exported Macros
DMA

Defines

#define __HAL_DMA_RESET_HANDLE_STATE(__HANDLE__)   ((__HANDLE__)->State = HAL_DMA_STATE_RESET)
 Reset DMA handle state.
#define __HAL_DMA_ENABLE(__HANDLE__)   ((__HANDLE__)->Instance->CCR |= DMA_CCR_EN)
 Enable the specified DMA Channel.
#define __HAL_DMA_DISABLE(__HANDLE__)   ((__HANDLE__)->Instance->CCR &= ~DMA_CCR_EN)
 Disable the specified DMA Channel.
#define __HAL_DMA_GET_TC_FLAG_INDEX(__HANDLE__)
 Return the current DMA Channel transfer complete flag.
#define __HAL_DMA_GET_HT_FLAG_INDEX(__HANDLE__)
 Return the current DMA Channel half transfer complete flag.
#define __HAL_DMA_GET_TE_FLAG_INDEX(__HANDLE__)
 Return the current DMA Channel transfer error flag.
#define __HAL_DMA_GET_GI_FLAG_INDEX(__HANDLE__)
 Return the current DMA Channel Global interrupt flag.
#define __HAL_DMA_GET_FLAG(__HANDLE__, __FLAG__)
 Get the DMA Channel pending flags.
#define __HAL_DMA_CLEAR_FLAG(__HANDLE__, __FLAG__)
 Clear the DMA Channel pending flags.
#define __HAL_DMA_ENABLE_IT(__HANDLE__, __INTERRUPT__)   ((__HANDLE__)->Instance->CCR |= (__INTERRUPT__))
 Enable the specified DMA Channel interrupts.
#define __HAL_DMA_DISABLE_IT(__HANDLE__, __INTERRUPT__)   ((__HANDLE__)->Instance->CCR &= ~(__INTERRUPT__))
 Disable the specified DMA Channel interrupts.
#define __HAL_DMA_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__)   (((__HANDLE__)->Instance->CCR & (__INTERRUPT__)))
 Check whether the specified DMA Channel interrupt is enabled or not.
#define __HAL_DMA_GET_COUNTER(__HANDLE__)   ((__HANDLE__)->Instance->CNDTR)
 Return the number of remaining data units in the current DMA Channel transfer.

Define Documentation

#define __HAL_DMA_CLEAR_FLAG (   __HANDLE__,
  __FLAG__ 
)
Value:
(((uint32_t)((__HANDLE__)->Instance) > ((uint32_t)DMA1_Channel7))? \
 (DMA2->IFCR = (__FLAG__)) : (DMA1->IFCR = (__FLAG__)))

Clear the DMA Channel pending flags.

Parameters:
__HANDLE__DMA handle
__FLAG__specifies the flag to clear. This parameter can be any combination of the following values:
  • DMA_FLAG_TCx: Transfer complete flag
  • DMA_FLAG_HTx: Half transfer complete flag
  • DMA_FLAG_TEx: Transfer error flag
  • DMA_FLAG_GLx: Global interrupt flag Where x can be from 1 to 7 to select the DMA Channel x flag.
Return values:
None

Definition at line 690 of file stm32l4xx_hal_dma.h.

#define __HAL_DMA_DISABLE (   __HANDLE__)    ((__HANDLE__)->Instance->CCR &= ~DMA_CCR_EN)

Disable the specified DMA Channel.

Parameters:
__HANDLE__DMA handle
Return values:
None

Definition at line 577 of file stm32l4xx_hal_dma.h.

Referenced by HAL_DMA_Abort(), HAL_DMA_Abort_IT(), HAL_DMA_DeInit(), HAL_DMA_Start(), HAL_DMA_Start_IT(), and HAL_QSPI_IRQHandler().

#define __HAL_DMA_DISABLE_IT (   __HANDLE__,
  __INTERRUPT__ 
)    ((__HANDLE__)->Instance->CCR &= ~(__INTERRUPT__))

Disable the specified DMA Channel interrupts.

Parameters:
__HANDLE__DMA handle
__INTERRUPT__specifies the DMA interrupt sources to be enabled or disabled. This parameter can be any combination of the following values:
  • DMA_IT_TC: Transfer complete interrupt mask
  • DMA_IT_HT: Half transfer complete interrupt mask
  • DMA_IT_TE: Transfer error interrupt mask
Return values:
None

Definition at line 715 of file stm32l4xx_hal_dma.h.

Referenced by HAL_DMA_Abort(), HAL_DMA_Abort_IT(), HAL_DMA_IRQHandler(), and HAL_DMA_Start_IT().

#define __HAL_DMA_ENABLE (   __HANDLE__)    ((__HANDLE__)->Instance->CCR |= DMA_CCR_EN)

Enable the specified DMA Channel.

Parameters:
__HANDLE__DMA handle
Return values:
None

Definition at line 570 of file stm32l4xx_hal_dma.h.

Referenced by HAL_DMA_Start(), and HAL_DMA_Start_IT().

#define __HAL_DMA_ENABLE_IT (   __HANDLE__,
  __INTERRUPT__ 
)    ((__HANDLE__)->Instance->CCR |= (__INTERRUPT__))

Enable the specified DMA Channel interrupts.

Parameters:
__HANDLE__DMA handle
__INTERRUPT__specifies the DMA interrupt sources to be enabled or disabled. This parameter can be any combination of the following values:
  • DMA_IT_TC: Transfer complete interrupt mask
  • DMA_IT_HT: Half transfer complete interrupt mask
  • DMA_IT_TE: Transfer error interrupt mask
Return values:
None

Definition at line 703 of file stm32l4xx_hal_dma.h.

Referenced by HAL_DMA_Start_IT().

#define __HAL_DMA_GET_COUNTER (   __HANDLE__)    ((__HANDLE__)->Instance->CNDTR)

Return the number of remaining data units in the current DMA Channel transfer.

Parameters:
__HANDLE__DMA handle
Return values:
Thenumber of remaining data units in the current DMA Channel transfer.

Definition at line 734 of file stm32l4xx_hal_dma.h.

Referenced by HAL_UART_IRQHandler().

#define __HAL_DMA_GET_FLAG (   __HANDLE__,
  __FLAG__ 
)
Value:
(((uint32_t)((__HANDLE__)->Instance) > ((uint32_t)DMA1_Channel7))? \
 (DMA2->ISR & (__FLAG__)) : (DMA1->ISR & (__FLAG__)))

Get the DMA Channel pending flags.

Parameters:
__HANDLE__DMA handle
__FLAG__Get the specified flag. This parameter can be any combination of the following values:
  • DMA_FLAG_TCx: Transfer complete flag
  • DMA_FLAG_HTx: Half transfer complete flag
  • DMA_FLAG_TEx: Transfer error flag
  • DMA_FLAG_GLx: Global interrupt flag Where x can be from 1 to 7 to select the DMA Channel x flag.
Return values:
Thestate of FLAG (SET or RESET).

Definition at line 675 of file stm32l4xx_hal_dma.h.

#define __HAL_DMA_GET_GI_FLAG_INDEX (   __HANDLE__)
Value:
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_ISR_GIF1 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel1))? DMA_ISR_GIF1 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_ISR_GIF2 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_ISR_GIF2 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_ISR_GIF3 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_ISR_GIF3 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_ISR_GIF4 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_ISR_GIF4 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_ISR_GIF5 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_ISR_GIF5 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_ISR_GIF6 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel6))? DMA_ISR_GIF6 :\
   DMA_ISR_GIF7)

Return the current DMA Channel Global interrupt flag.

Parameters:
__HANDLE__DMA handle
Return values:
Thespecified transfer error flag index.

Definition at line 648 of file stm32l4xx_hal_dma.h.

#define __HAL_DMA_GET_HT_FLAG_INDEX (   __HANDLE__)
Value:
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_HT1 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel1))? DMA_FLAG_HT1 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_HT2 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_FLAG_HT2 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_HT3 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_FLAG_HT3 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_HT4 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_FLAG_HT4 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_HT5 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_FLAG_HT5 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_HT6 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel6))? DMA_FLAG_HT6 :\
   DMA_FLAG_HT7)

Return the current DMA Channel half transfer complete flag.

Parameters:
__HANDLE__DMA handle
Return values:
Thespecified half transfer complete flag index.

Definition at line 608 of file stm32l4xx_hal_dma.h.

#define __HAL_DMA_GET_IT_SOURCE (   __HANDLE__,
  __INTERRUPT__ 
)    (((__HANDLE__)->Instance->CCR & (__INTERRUPT__)))

Check whether the specified DMA Channel interrupt is enabled or not.

Parameters:
__HANDLE__DMA handle
__INTERRUPT__specifies the DMA interrupt source to check. This parameter can be one of the following values:
  • DMA_IT_TC: Transfer complete interrupt mask
  • DMA_IT_HT: Half transfer complete interrupt mask
  • DMA_IT_TE: Transfer error interrupt mask
Return values:
Thestate of DMA_IT (SET or RESET).

Definition at line 727 of file stm32l4xx_hal_dma.h.

#define __HAL_DMA_GET_TC_FLAG_INDEX (   __HANDLE__)
Value:
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_TC1 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel1))? DMA_FLAG_TC1 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_TC2 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_FLAG_TC2 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_TC3 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_FLAG_TC3 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_TC4 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_FLAG_TC4 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_TC5 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_FLAG_TC5 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_TC6 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel6))? DMA_FLAG_TC6 :\
   DMA_FLAG_TC7)

Return the current DMA Channel transfer complete flag.

Parameters:
__HANDLE__DMA handle
Return values:
Thespecified transfer complete flag index.

Definition at line 588 of file stm32l4xx_hal_dma.h.

#define __HAL_DMA_GET_TE_FLAG_INDEX (   __HANDLE__)
Value:
(((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_TE1 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel1))? DMA_FLAG_TE1 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_TE2 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_FLAG_TE2 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_TE3 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_FLAG_TE3 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_TE4 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_FLAG_TE4 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_TE5 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_FLAG_TE5 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_TE6 :\
 ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel6))? DMA_FLAG_TE6 :\
   DMA_FLAG_TE7)

Return the current DMA Channel transfer error flag.

Parameters:
__HANDLE__DMA handle
Return values:
Thespecified transfer error flag index.

Definition at line 628 of file stm32l4xx_hal_dma.h.

#define __HAL_DMA_RESET_HANDLE_STATE (   __HANDLE__)    ((__HANDLE__)->State = HAL_DMA_STATE_RESET)

Reset DMA handle state.

Parameters:
__HANDLE__DMA handle
Return values:
None

Definition at line 563 of file stm32l4xx_hal_dma.h.

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