kk.h

实现红绿灯的设置和及时设置的转换

#include<reg52.h>
#include <intrins.h>

#define uchar unsigned char
#define uint unsigned int

sbit keyA=P1^0;
sbit keyB=P1^1;
sbit keyC=P1^2;
sbit keyD=P1^3;

sbit led1=P0^4;
sbit led2=P0^5;
sbit led3=P0^6;
sbit led4=P0^7;

sbit L1=P2^0;
sbit L2=P2^1;
sbit L3=P2^2;
sbit L4=P2^3;
sbit L5=P2^4;
sbit L6=P2^5;

void delayMs(uchar ms);
void delayUs(uchar ms);
void display_DCB(void);
void display2(void);
void StartTimer0(void);
void StartTimer1(void);
void init_device(void);
void key_scan(void);