ORG 0000HLJMP MAINORG 000BHLJMP T0ISRORG 0030HMAIN: MOV TMOD,#02 MOV TH0,#6 MOV TL0,#6 SETB TR0 SETB ET0 SETB EA MOV R2,#4 SJMP $T0ISR: DJNZ R2,T0E MOV R2,#4 CPL P1.0T0E: RETI END
你这是要程序?