冒泡

就这点东西
#ifndef __CONFG__H_
#define __CONFG__H_

#include <reg52.h>

#define LED P0
sbit ADDR0 = P1^0;
sbit ADDR1 = P1^1;
sbit ADDR2 = P1^2;
sbit ADDR3 = P1^3;
sbit ENLED = P1^4;

typedef unsigned int  u16;
typedef unsigned char u8;
typedef signed   int  s16;
typedef signed   char s8;
typedef unsigned long u32;
typedef signed   long s32;
typedef bit flag;

#endif