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Macros | |
#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_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CCR |= (__INTERRUPT__)) |
Enables the specified DMA Channel interrupts. | |
#define | __HAL_DMA_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CCR &= ~(__INTERRUPT__)) |
Disables the specified DMA Channel interrupts. | |
#define | __HAL_DMA_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CCR & (__INTERRUPT__))) |
Checks whether the specified DMA Channel interrupt is enabled or disabled. | |
#define | __HAL_DMA_GET_COUNTER(__HANDLE__) ((__HANDLE__)->Instance->CNDTR) |
Returns the number of remaining data units in the current DMAy Channelx transfer. | |
#define __HAL_DMA_DISABLE | ( | __HANDLE__ | ) | ((__HANDLE__)->Instance->CCR &= ~DMA_CCR_EN) |
Disable the specified DMA Channel.
__HANDLE__ | DMA handle |
None |
#define __HAL_DMA_DISABLE_IT | ( | __HANDLE__, | |
__INTERRUPT__ | |||
) | ((__HANDLE__)->Instance->CCR &= ~(__INTERRUPT__)) |
Disables the specified DMA Channel interrupts.
__HANDLE__ | DMA handle |
__INTERRUPT__ | specifies the DMA interrupt sources to be enabled or disabled. This parameter can be any combination of the following values:
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None |
#define __HAL_DMA_ENABLE | ( | __HANDLE__ | ) | ((__HANDLE__)->Instance->CCR |= DMA_CCR_EN) |
Enable the specified DMA Channel.
__HANDLE__ | DMA handle |
None |
#define __HAL_DMA_ENABLE_IT | ( | __HANDLE__, | |
__INTERRUPT__ | |||
) | ((__HANDLE__)->Instance->CCR |= (__INTERRUPT__)) |
Enables the specified DMA Channel interrupts.
__HANDLE__ | DMA handle |
__INTERRUPT__ | specifies the DMA interrupt sources to be enabled or disabled. This parameter can be any combination of the following values:
|
None |
#define __HAL_DMA_GET_COUNTER | ( | __HANDLE__ | ) | ((__HANDLE__)->Instance->CNDTR) |
Returns the number of remaining data units in the current DMAy Channelx transfer.
__HANDLE__ | DMA handle |
The | number of remaining data units in the current DMA Channel transfer. |
#define __HAL_DMA_GET_IT_SOURCE | ( | __HANDLE__, | |
__INTERRUPT__ | |||
) | (((__HANDLE__)->Instance->CCR & (__INTERRUPT__))) |
Checks whether the specified DMA Channel interrupt is enabled or disabled.
__HANDLE__ | DMA handle |
__INTERRUPT__ | specifies the DMA interrupt source to check. This parameter can be one of the following values:
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The | state of DMA_IT (SET or RESET). |
#define __HAL_DMA_RESET_HANDLE_STATE | ( | __HANDLE__ | ) | ((__HANDLE__)->State = HAL_DMA_STATE_RESET) |
Reset DMA handle state.
__HANDLE__ | DMA handle. |
None |