LCDC:: push af ldh a, [hLCDCPointer] ; doubles as enabling byte and a jr z, .noLCDCInterrupt push hl ; [C700 + [rLY]] --> [FF00 + [hLCDCPointer]] ldh a, [rLY] ld l, a ld h, HIGH(wLYOverrides) ld h, [hl] ; h != not part of pointer ldh a, [hLCDCPointer] ld l, a ld a, h ld h, $ff ld [hl], a pop hl .noLCDCInterrupt pop af reti