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39550: Clear Pixels
Used by the routines at ShowTitleScreen and RunGame.
Clears all of the pixels on the screen.
ClearPixels 39550 LD HL,16384 Use the start of the display file.
ClearPixels_Loop 39553 LD (HL),0 Clear a byte.
39555 INC HL Move on to the next one.
39556 LD A,H Fetch the high byte of the address.
39557 CP 88 Jump back to ClearPixels_Loop if the whole display file has not been cleared.
39559 JR NZ,ClearPixels_Loop
39561 RET Return.
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