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D55F: Clear Screen
Used by the routines at InitialiseGame, GameOver and GameCompleted.
Clears the screen to bright yellow on black, with a black border.
ClearScreen D55F XOR A Make the border black.
D560 OUT ($FE),A
D562 CALL ClearAttributes Set the attributes of the screen to bright yellow on black.
D565 JR ClearScreenBitmap Jump to ClearScreenBitmap to clear the bitmap of the screen.
View the equivalent code in;
Before After ClearScreen
clear-screen-before clear-screen-after
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