| Chase H.Q. | Routines |
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The 512 attribute bytes at $5900 cover the lower 16 character rows: the first is zeroed and an LDIR then rolls that zero across the rest of the block.
Used by the routines at load_stage and clear_playfield.
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| clear_playfield_attrs | 88D5 | LD HL,$5900 | ||
| 88D8 | LD DE,$5901 | |||
| 88DB | LD BC,$01FF | |||
| 88DE | LD (HL),L | |||
| 88DF | LDIR | |||
| 88E1 | RET | |||
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