
1个回答
展开全部
;
ORG 0000H
MOV DPTR, #2000H
MOV R2, #100
MOV R3, #0
MOV R4, #0
MOV R5, #0
LOOP:
MOVX A, @DPTR
CLR C
SUBB A, #50
JZ EQU_50
JNC BIG
INC R3 ;小于50的个数
JMP NEXT
EQU_50:
INC R4
JMP NEXT
BIG:
INC R5
NEXT:
INC DPTR
DJNZ R2, LOOP
SJMP $
END
ORG 0000H
MOV DPTR, #2000H
MOV R2, #100
MOV R3, #0
MOV R4, #0
MOV R5, #0
LOOP:
MOVX A, @DPTR
CLR C
SUBB A, #50
JZ EQU_50
JNC BIG
INC R3 ;小于50的个数
JMP NEXT
EQU_50:
INC R4
JMP NEXT
BIG:
INC R5
NEXT:
INC DPTR
DJNZ R2, LOOP
SJMP $
END
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