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#include
#define uint unsigned int
#define uchar unsigned char
sbit dula=P2^6; //数码管段选
sbit wela=P2^7; //数码管位选
sbit fm=P2^3; //蜂鸣器
sbit s2=P3^4; //s2按键,设置调时
sbit s3=P3^5; //s3按键,加1
sbit s4=P3^6; //s4按键,减1
sbit s5=P3^7; //s5按键,切换显示
sbit led1=P1^0;
sbit led2=P1^1;
sbit led3=P1^2;
sbit led4=P1^3;
//sbit led5=P1^4;
//sbit led6=P1^5;
//sbit led7=P1^6;
//sbit led8=P1^7;
uchar count;
char sec,minu,hour,day,week,mon;
uchar n_sec,n_minu,n_hour;
uint year;
uchar hs,hg,mis,mig,ss,sg,set_2=0,set_5=1;
uchar nhs,nhg,nms,nmg,nss=0,nsg=0;
uchar ms,mg,ds,dg,w;
uchar nian1,nian2,nian3,nian4;
uchar code tableyi[]={
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71,0x40};//0-F,-,共阴
uchar table1[]={31,31,29,31,30,31,30,31,31,30,31,30,31}; //闰年
uchar table2[]={31,31,28,31,30,31,30,31,31,30,31,30,31}; //非闰年
void delay(uint); //延时函数
void timer0(); //走时中断函数
void jishi(); //计时函数
void key_change(); //切换显示按键函数
void key_set(); //设置时间按键函数
void disp(uchar,uchar,uchar,uchar,uchar,uchar); //显示函数
void zd_clock(); //整点报时函数
void nz_clock(); //闹钟函数
uchar incone(uchar); //加1函数
uchar decone(uchar); //减1函数
void set_time(); //设置时间函数
void set_clock(); //设置闹钟函数
void set_mdw(); //设置月日星期函数
*****************************************************
ReadTemperature(void)
{
unsigned char a=0;
unsigned char b=0;
unsigned int t=0;
float tt=0;
Init_DS18B20();
WriteOneChar(0xCC);
WriteOneChar(0x44);
Init_DS18B20();
WriteOneChar(0xCC);
WriteOneChar(0xBE);
a=ReadOneChar();
b=ReadOneChar();
t=b;
t
t=t|a;
tt=t*0.0625;
