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C45E: Check Display Parameter
Used by the routine at ProcessDisplayAction.
CheckDisplayParameter C45E LD A,($A010)
C461 JR CheckDisplayParameter_1
This entry point is used by the routine at ProcessDisplayAction.
CheckDisplayParameter_0 C463 LD A,($A00F)
CheckDisplayParameter_1 C466 CP $05
C468 LD A,B
C469 JR C,CheckDisplayParameter_2
C46B CP $6E
C46D RET
CheckDisplayParameter_2 C46E CP $6A
C470 RET
C471 JR NC,CheckDisplayParameter_3
C473 NOP
C474 NOP
C475 ADC A,B
C476 LD (BC),A
C477 NOP
C478 NOP
C479 RST $28
C47A DEC B
C47B CP E
CheckDisplayParameter_3 C47C LD BC,$0225
C47F NOP
C480 NOP
C481 RLA
C482 DEC B
C483 NOP
C484 NOP
C485 LD E,A
C486 INC BC
C487 NOP
C488 NOP
C489 RST $38
C48A DEC B
C48B DEC BC
C48C LD B,$00
C48E NOP
C48F NOP
C490 NOP
C491 NOP
C492 NOP
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