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BippyM · 21 March 2013, 12:16

Yes this is what I meant. Do they remain enabled and the first call just enables what's been specified?

For example

Code:

move.w #$7fff,DMACON    ; Disable all DMA(a6)
move.w #$85C0,DMACON(a6)    ; Enable Blitter, Copper, Bitplane DMA

Would give the same result?

21 March 2013, 12:16	#43
BippyM Global Moderator Join Date: Nov 2001 Location: Derby, UK Age: 48 Posts: 9,355	Yes this is what I meant. Do they remain enabled and the first call just enables what's been specified? For example Code: move.w #$7fff,DMACON ; Disable all DMA(a6) move.w #$85C0,DMACON(a6) ; Enable Blitter, Copper, Bitplane DMA Would give the same result? Last edited by BippyM; 21 March 2013 at 12:38.