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Routines |
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Used by the routines at 7866 and FB52. Hides the play area and clears the screen refresh buffer (SRB).
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| FC57 | LD HL,$5A7F | Set the attribute bytes for the top 20 rows of the screen to 9 (INK 1: PAPER 1) | ||
| FC5A | LD (HL),$09 | |||
| FC5C | DEC HL | |||
| FC5D | BIT 3,H | |||
| FC5F | JR NZ,$FC5A | |||
| FC61 | LD HL,$7F5F | Set every byte in the SRB to 0 | ||
| FC64 | LD (HL),$00 | |||
| FC66 | DEC L | |||
| FC67 | JR NZ,$FC64 | |||
| FC69 | RET | |||
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