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Old 31 March 2010, 13:56   #5
Toni Wilen
WinUAE developer
Join Date: Aug 2001
Location: Hämeenlinna/Finland
Age: 44
Posts: 23,339
Originally Posted by StingRay View Post
I do it like this:
.loop	move.l	$dff004,d0
	and.l	#$1ff00,d0
	cmp.l	#303<<8,d0
	bne.b	.loop
This is 100% acceptable and reliable

Worst you can do is to poll INTREQR VBLANK bit when VBLANK interrupt is enabled. Very unreliable.
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