標(biāo)題: LED流水燈匯編51單片機(jī) [打印本頁]
作者: 地獄之狐火    時(shí)間: 2021-1-1 14:59
標(biāo)題: LED流水燈匯編51單片機(jī)
ORG 0000H
sjmp Main

Main:
Mov P2,0FEH;
DL:
ACALL Delay;
Mov A,P2
RL A
Mov P2,A
Sjmp DL

Delay: Mov R1,#20
DL2:Mov R2,#50
DL3:Mov R3,#225
DL1:DJNZ R3,DL1
    DJNZ R2,DL3
        DJNZ R1,DL2
        RET
End






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