52215: Routine at CBF7
| 52215 | LD A,(53257) | 
| 52218 | AND A | 
| 52219 | RET Z | 
| 52220 | LD A,0 | 
| 52222 | LD (52298),A | 
| 52225 | LD HL,52356 | 
| 52228 | DEC (HL) | 
| 52229 | JR NZ,52258 | 
| 52231 | LD B,(HL) | 
| 52232 | LD IX,52075 | 
| 52236 | CALL 52554 | 
| 52239 | LD IX,52106 | 
| 52243 | CALL 52554 | 
| 52246 | LD IX,52137 | 
| 52250 | CALL 52554 | 
| 52253 | LD HL,52356 | 
| 52256 | LD (HL),1 | 
| 52258 | LD IX,52075 | 
| 52262 | CALL 52716 | 
| 52265 | LD (52989),HL | 
| 52268 | LD (52997),A | 
| 52271 | LD IX,52106 | 
| 52275 | CALL 52716 | 
| 52278 | LD (52991),HL | 
| 52281 | LD (52998),A | 
| 52284 | LD IX,52137 | 
| 52288 | CALL 52716 | 
| 52291 | LD (52993),HL | 
| 52294 | LD (52999),A | 
| 52297 | LD A,0 | 
| 52299 | LD (52995),A | 
| 52302 | LD HL,53002 | 
| 52305 | LD A,13 | 
| 52307 | LD C,253 | 
| 52309 | LD B,255 | 
| 52311 | OUT (C),A | 
| 52313 | LD B,191 | 
| 52315 | OUTD | 
| 52317 | DEC A | 
| 52318 | JP P,52309 | 
| 52321 | RET |