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9573: Clear Attributes
Used by the routine at Run_Game.
Sets the whole of the attribute buffer to white ink on black paper.
Clear_Attributes 9573 LD HL,$5800 Point at the start of the attribute buffer (5800).
9576 LD BC,$0300 Set the size of the attribute buffer (0300 bytes).
9579 LD E,$47 Use bright white ink on black paper (47) as the attribute to write.
957B JR FillMemory_WithValue Jump to FillMemory_WithValue to fill the attribute buffer.
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