HARDWARE/SYNC-SCROLLER BY THE ONE OF VECTOR/PHALANX
@atari
Published in
atari
· 18 Dec 2020
... 9.W,OLD_09 MOVE.B $FFFFFA13.W,OLD_13 MOVE.B $FFFFFA15.W,OLD_15 MOVE.B $FFFFFA1B.W,OLD_1B MOVE.L $70.W,OLD_VBL MOVE.L $120.W,OLD_TB *** SET MFP SETTINGS AND VECTORS *** CLR.B $FFFFFA1B.W ; TIMER B CONTROL CLR.B $FFFFFA09.W ; INTERRUPT ENABLE B MOVE.L #TimerB,$120.W ; TIMER B VECTOR MOVE.B #1,$FFFFFA07.W ; INTERRUPT ENABLE A MOVE.B #1,$FFFFFA13.W ; INTERRUPT MASK A CLR.B $FFFFFA15.W ; INTERRUPT MASK B MOVE.B #255,$FFFFFA21.W ; TIMER B DATA MOVE.B #8,$FFFFFA1B.W ; TIMER B CONTROL MOVE.L #VBL,$70.W ; VBL ...