XIANSHI:MOV A,R1 MOV B,#10 DIV AB
MOVC A,@A+DPTR MOV P0,A CLR P2.0 LCALL DELAY1 SETB P2.0 MOV A,B
MOVC A,@A+DPTR MOV P0,A CLR P2.1 LCALL DELAY1 SETB P2.1 RET
DELAY1:MOV R4,#50 D0:MOV R5,#50 DJNZ R5,$ DJNZ R4,D0 RET
DELAY2:MOV R5,#0FFH D1:MOV R6,#0FFH D2:MOV R7,#0FFH D3:DJNZ R7,D3 D4:DJNZ R6,D4 DJNZ R5,D1 RET
TAB:DB 0C0H,0F9H,0A4H,0B0H,99H,92H,82H,0F8H,80H,90H LOOP:NOP END
20