51单片机步进电机控制实验

ORG 0000H LJMP MAIN MAIN: MOV A,#33H LOOP:MOV P1,A LCALL DELAY RLC A LJMP LOOP DELAY: MOV R5,#10 D1: MOV R6,#50 D2: MOV R7,#248 DJNZ R7,$ DJNZ R6,D2 DJNZ R5,D1 RET END

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