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CMP: INC DPTR
MOV R0,#BSR+1
MOV R3,#2
JMP CMP1
CMP0: INC DPTR
INC DPTR
MOV R0,#BSR+2
MOV R3,#3
CMP1: MOV bp,@R0
MOVX A,@DPTR
CJNE A,bp,CMP3
DEC R0
MOV A,DPL
JNZ CMP2
DEC DPH
CMP2: DEC DPL
DJNZ R3,CMP1
JMP CMP4
CMP3: JNC CMP4
MOV A,#55H
RET
CMP4: CLR A
RET
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