Routines
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8606: XOR Sprite Pair Up
XOR a 16-bit graphic pair onto the screen, then move up one pixel via ScreenPosition1PixelAbove.
Input
HL Screen address
XORSpritePairUp 8606 EX DE,HL XOR the graphic pair onto the screen at HL.
8607 EX (SP),HL
8608 LD A,D
8609 XOR (HL)
860A LD (HL),A
860B INC L
860C LD A,E
860D XOR (HL)
860E LD (HL),A
860F POP DE
8610 DEC L
8611 JP ScreenPosition1PixelAbove Jump to ScreenPosition1PixelAbove.
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