日志
数码管静态显示
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ORG 0000H
LJMP MAIN
ORG 0030H
MAIN:
MOV SP, #5FH
MOV 30H, #10
MOV 31H, #3
MOV 32H, #0
MOV 33H, #7
ACALL DISPLAY
SJMP $
DISPLAY:
MOV DPTR, #DIS_TAB
MOV A, 30H
MOVC A, @A+DPTR
MOV P0, A
CLR P2.0
MOV A, 31H
MOVC A, @A+DPTR
MOV P0, A
CLR P2.1
MOV A, 32H
MOVC A, @A+DPTR
MOV P0, A
CLR P2.2
MOV A, 33H
MOVC A, @A+DPTR
MOV P0, A
CLR P2.3
RET
DIS_TAB: DB 3FH,06H,5BH,4FH,66H,6DH,7DH,07H,7FH,6FH,00H
END
