比较.asm

本科优秀毕业设计,倒车雷达,用单片机和c51实现的!

	   ORG 0000H
	   JMP MAIN

	   
MAIN: 
      MOV 41H,#09H
	  MOV 42H,#02H
	  MOV 43H,#00H
	  MOV 45H,#09H
	  MOV 46H,#02H
	  MOV 47H,#00H
	  MOV A,45H
      CJNE A,41H,OUT
	  MOV A,46H
	  CJNE A,42H,OUT
	  MOV A,47H
	  CJNE A,43H,OUT
	  SETB 08H
	  JB   08H,OUT1
OUT:  NOP
      NOP
	  JMP OUT2
OUT1: MOV 30H,#0FH
OUT2: NOP
END