Since the channel has direct access to the main memory , it is also often referred to as DMA controller ( where DMA stands for direct memory access ) .
That term is looser in definition and is often applied to non-programmable devices as well .
Since the channel has direct access to the main memory , it is also often referred to as DMA controller ( where DMA stands for direct memory access ) , although that term is looser in definition and is often applied to non-programmable devices as well .