|  | Unused | 
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| 
See trivia and functionally identical routine at 55421.
 | ||||
| 55455 | LD A,255 | |||
| 55457 | XOR (HL) | |||
| 55458 | LD (HL),A | |||
| 55459 | INC HL | |||
| 55460 | DJNZ 55455 | |||
| 55462 | POP HL | |||
| 55463 | LD DE,23296 | |||
| 55466 | EX DE,HL | |||
| 55467 | LDIR | |||
| 55469 | RET | |||
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