DMA Exported Constants

Modules
	STREAM
	DIRECTION
	MODE
	DOUBLE BUFFER MODE
	PERIPH
	MEMORY
	PDATAALIGN
	MDATAALIGN
	OFFSETSIZE
	PRIORITY
	MBURST
	PBURST
	DMA_LL_FIFOMODE
	FIFOSTATUS 0
	FIFOTHRESHOLD
	CURRENTTARGETMEM