| ← 995C | Map | 997A → |
996B: Clear the dirty counters
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Marks every tile-map cell clean.
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| clear_workbuf | 996B | LD HL,WORKBUF_FB | Zero every dirty counter, so a new screen starts with nothing marked dirty. |
| 996E | LD BC,TILEMAP_SIZE | ||
| clear_workbuf_0 | 9971 | LD (HL),$00 | |
| 9973 | INC HL | ||
| 9974 | DEC BC | ||
| 9975 | LD A,B | ||
| 9976 | OR C | ||
| 9977 | JR NZ,clear_workbuf_0 | ||
| 9979 | RET | ||
| ← 995C | Map | 997A → |