This is the source code from which the backported bit came from.
Sound is same as previous version. Changed wave to see why the syncscroll is flickering.master
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bd02f08380
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25a84c62f6
45
PARADIST.S
45
PARADIST.S
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@ -1,4 +1,3 @@
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backport equ 10
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overscan:equ 0
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; Double Megadistorter by Gunstick (c) ULM 1990
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; we know! it's long, but it works ! And it's from ULM !!!
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@ -499,7 +498,7 @@ __no_vbl:
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movem.l d0-d6/a0,$ffff8240.w
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;blaf equ 174-55
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blaf equ 174
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blaf equ 174+4
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move.w #1500-30,d0
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opentopwait:
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dbra d0,opentopwait
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@ -2541,14 +2540,22 @@ o_endcpy:
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bne scrollcpy
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endscrollcpy:
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ifne backport
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move.b #0,$fffffa19.w
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move.b #80,$fffffa1f.w
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move.b #32,$fffffa07.w
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move.b #0,$fffffa0b.w
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move.b #2,$fffffa19.w
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endc
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*****************************************
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* end of the synchron part *
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*****************************************
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move.b #0,$fffffa19.w ;stop timer
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move.b #80,$fffffa1f.w ;244
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move.b #32,$fffffa07.w
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move.b #0,$fffffa0b.w ;clr pending
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move.b #2,$fffffa19.w
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c0 equr d0
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c1 equr d1
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c2 equr d2
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@ -5988,12 +5995,28 @@ openlowtab:
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even
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wavetab:
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; dc.l byteschief,0
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dc.l wordschief
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dc.l wordschief
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dc.l wordschief
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dc.l wordschief
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dc.l wordschief
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dc.l wordschief
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dc.l wordschief
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dc.l wordschief
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dc.l wordschief
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dc.l byteschief
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dc.l nix
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dc.l nix
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dc.l nix,nix,nix,nix,nix,nix,nix
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dc.l nix,nix,nix,nix,nix,nix,nix
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dc.l nix,nix,nix,nix,nix,nix,nix
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dc.l nix,nix,nix,nix,nix,nix,nix
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dc.l nix,nix,nix,nix,nix,nix,nix
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dc.l nix,nix,nix,nix,nix,nix,nix
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dc.l nix,nix,nix,nix,nix,nix,nix
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dc.l nix,nix,nix,nix,nix,nix,nix
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dc.l nix,nix,nix,nix,nix,nix,nix
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dc.l nix,nix,nix,nix,nix,nix,nix
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dc.l nix,nix,nix,nix,nix,nix,nix,0
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dc.l wordhinher
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dc.l nix
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dc.l nix
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