HAL
LL_DMA2D_BGND_SetAlpha() is only used within HAL.
 
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CodeScopeSTM32 Libraries and SamplesHALLL_DMA2D_BGND_SetAlpha()

LL_DMA2D_BGND_SetAlpha() function

Set DMA2D background alpha value, expressed on 8 bits ([7:0] bits).

Syntax

__STATIC_INLINE void LL_DMA2D_BGND_SetAlpha(DMA2D_TypeDef *DMA2Dx,     uint32_t Alpha);

Arguments

DMA2Dx

DMA2D Instance

Alpha

Value between Min_Data=0 and Max_Data=0xFF

Return value

None

References

LocationText
stm32f4xx_ll_dma2d.h:1305
__STATIC_INLINE void LL_DMA2D_BGND_SetAlpha(DMA2D_TypeDef *DMA2Dx, uint32_t Alpha)

Data Use

Data read by LL_DMA2D_BGND_SetAlpha()
all items filtered out
LL_DMA2D_BGND_SetAlpha()