#define uchar unsigned char
#define uint unsigned int
#include <intrins.h>
/*
公历年对应的农历数据,每年三字节,
格式第一字节BIT7-4 位表示闰月月份,值为0 为无闰月,BIT3-0 对应农历第1-4 月的大小
第二字节BIT7-0 对应农历第5-12 月大小,第三字节BIT7 表示农历第13 个月大小
月份对应的位为1 表示本农历月大(30 天),为0 表示小(29 天)
第三字节BIT6-5 表示春节的公历月份,BIT4-0 表示春节的公历日期
*/
code uchar year_code[597] = {
0x04,0xAe,0x53,//1901 0
0x0A,0x57,0x48,//1902 3
0x55,0x26,0xBd,//1903 6
0x0d,0x26,0x50,//1904 9
0x0d,0x95,0x44,//1905 12
0x46,0xAA,0xB9,//1906 15
0x05,0x6A,0x4d,//1907 18
0x09,0xAd,0x42,//1908 21
0x24,0xAe,0xB6,//1909
0x04,0xAe,0x4A,//1910
0x6A,0x4d,0xBe,//1911
0x0A,0x4d,0x52,//1912
0x0d,0x25,0x46,//1913
0x5d,0x52,0xBA,//1914
0x0B,0x54,0x4e,//1915
0x0d,0x6A,0x43,//1916
0x29,0x6d,0x37,//1917
0x09,0x5B,0x4B,//1918
0x74,0x9B,0xC1,//1919
0x04,0x97,0x54,//1920
0x0A,0x4B,0x48,//1921
0x5B,0x25,0xBC,//1922
0x06,0xA5,0x50,//1923
0x06,0xd4,0x45,//1924
0x4A,0xdA,0xB8,//1925
0x02,0xB6,0x4d,//1926
0x09,0x57,0x42,//1927
0x24,0x97,0xB7,//1928
0x04,0x97,0x4A,//1929
0x66,0x4B,0x3e,//1930
0x0d,0x4A,0x51,//1931
0x0e,0xA5,0x46,//1932
0x56,0xd4,0xBA,//1933
0x05,0xAd,0x4e,//1934
0x02,0xB6,0x44,//1935
0x39,0x37,0x38,//1936
0x09,0x2e,0x4B,//1937
0x7C,0x96,0xBf,//1938
0x0C,0x95,0x53,//1939
0x0d,0x4A,0x48,//1940
0x6d,0xA5,0x3B,//1941
0x0B,0x55,0x4f,//1942
0x05,0x6A,0x45,//1943
0x4A,0xAd,0xB9,//1944
0x02,0x5d,0x4d,//1945
0x09,0x2d,0x42,//1946
0x2C,0x95,0xB6,//1947
0x0A,0x95,0x4A,//1948
0x7B,0x4A,0xBd,//1949
0x06,0xCA,0x51,//1950
0x0B,0x55,0x46,//1951
0x55,0x5A,0xBB,//1952
0x04,0xdA,0x4e,//1953
0x0A,0x5B,0x43,//1954
0x35,0x2B,0xB8,//1955
0x05,0x2B,0x4C,//1956
0x8A,0x95,0x3f,//1957
0x0e,0x95,0x52,//1958
0x06,0xAA,0x48,//1959
0x7A,0xd5,0x3C,//1960
0x0A,0xB5,0x4f,//1961
0x04,0xB6,0x45,//1962
0x4A,0x57,0x39,//1963
0x0A,0x57,0x4d,//1964
0x05,0x26,0x42,//1965
0x3e,0x93,0x35,//1966
0x0d,0x95,0x49,//1967
0x75,0xAA,0xBe,//1968
0x05,0x6A,0x51,//1969
0x09,0x6d,0x46,//1970
0x54,0xAe,0xBB,//1971
0x04,0xAd,0x4f,//1972
0x0A,0x4d,0x43,//1973
0x4d,0x26,0xB7,//1974
0x0d,0x25,0x4B,//1975
0x8d,0x52,0xBf,//1976
0x0B,0x54,0x52,//1977
0x0B,0x6A,0x47,//1978
0x69,0x6d,0x3C,//1979
0x09,0x5B,0x50,//1980
0x04,0x9B,0x45,//1981
0x4A,0x4B,0xB9,//1982
0x0A,0x4B,0x4d,//1983
0xAB,0x25,0xC2,//1984
0x06,0xA5,0x54,//1985
0x06,0xd4,0x49,//1986
0x6A,0xdA,0x3d,//1987
0x0A,0xB6,0x51,//1988
0x09,0x37,0x46,//1989
0x54,0x97,0xBB,//1990
0x04,0x97,0x4f,//1991
0x06,0x4B,0x44,//1992
0x36,0xA5,0x37,//1993
0x0e,0xA5,0x4A,//1994
0x86,0xB2,0xBf,//1995
0x05,0xAC,0x53,//1996
0x0A,0xB6,0x47,//1997
0x59,0x36,0xBC,//1998
0x09,0x2e,0x50,//1999 294
0x0C,0x96,0x45,//2000 297
0x4d,0x4A,0xB8,//2001
0x0d,0x4A,0x4C,//2002
0x0d,0xA5,0x41,//2003
0x25,0xAA,0xB6,//2004
0x05,0x6A,0x49,//2005
0x7A,0xAd,0xBd,//2006
0x02,0x5d,0x52,//2007
0x09,0x2d,0x47,//2008
0x5C,0x95,0xBA,//2009
0x0A,0x95,0x4e,//2010
0x0B,0x4A,0x43,//2011
0x4B,0x55,0x37,//2012
0x0A,0xd5,0x4A,//2013
0x95,0x5A,0xBf,//2014
0x04,0xBA,0x53,//2015
0x0A,0x5B,0x48,//2016
0x65,0x2B,0xBC,//2017
0x05,0x2B,0x50,//2018
0x0A,0x93,0x45,//2019
0x47,0x4A,0xB9,//2020
0x06,0xAA,0x4C,//2021
0x0A,0xd5,0x41,//2022
0x24,0xdA,0xB6,//2023
0x04,0xB6,0x4A,//2024
0x69,0x57,0x3d,//2025
0x0A,0x4e,0x51,//2026
0x0d,0x26,0x46,//2027
0x5e,0x93,0x3A,//2028
0x0d,0x53,0x4d,//2029
0x05,0xAA,0x43,//2030
0x36,0xB5,0x37,//2031
0x09,0x6d,0x4B,//2032
0xB4,0xAe,0xBf,//2033
0x04,0xAd,0x53,//2034
0x0A,0x4d,0x48,//2035
0x6d,0x25,0xBC,//2036
0x0d,0x25,0x4f,//2037
0x0d,0x52,0x44,//2038
0x5d,0xAA,0x38,//2039
0x0B,0x5A,0x4C,//2040
0x05,0x6d,0x41,//2041
0x24,0xAd,0xB6,//2042
0x04,0x9B,0x4A,//2043
0x7A,0x4B,0xBe,//2044
0x0A,0x4B,0x51,//2045
0x0A,0xA5,0x46,//2046
0x5B,0x52,0xBA,//2047
0x06,0xd2,0x4e,//2048
0x0A,0xdA,0x42,//2049
0x35,0x5B,0x37,//2050
0x09,0x37,0x4B,//2051
0x84,0x97,0xC1,//2052
0x04,0x97,0x53,//2053
0x06,0x4B,0x48,//2054
0x66,0xA5,0x3C,//2055
0x0e,0xA5,0x4f,//2056
0x06,0xB2,0x44,//2057
0x4A,0xB6,0x38,//2058
0x0A,0xAe,0x4C,//2059
0x09,0x2e,0x42,//2060
0x3C,0x97,0x35,//2061
0x0C,0x96,0x49,//2062
0x7d,0x4A,0xBd,//2063
0x0d,0x4A,0x51,//2064
0x0d,0xA5,0x45,//2065
0x55,0xAA,0xBA,//2066
0x05,0x6A,0x4e,//2067
0x0A,0x6d,0x43,//2068
0x45,0x2e,0xB7,//2069
0x05,0x2d,0x4B,//2070
0x8A,0x95,0xBf,//2071
0x0A,0x95,0x53,//2072
0x0B,0x4A,0x47,//2073
0x6B,0x55,0x3B,//2074
0x0A,0xd5,0x4f,//2075
0x05,0x5A,0x45,//2076
0x4A,0x5d,0x38,//2077
0x0A,0x5B,0x4C,//2078
0x05,0x2B,0x42,//2079
0x3A,0x93,0xB6,//2080
0x06,0x93,0x49,//2081
0x77,0x29,0xBd,//2082
0x06,0xAA,0x51,//2083
0x0A,0xd5,0x46,//2084
0x54,0xdA,0xBA,//2085
0x04,0xB6,0x4e,//2086
0x0A,0x57,0x43,//2087
0x45,0x27,0x38,//2088
0x0d,0x26,0x4A,//2089
0x8e,0x93,0x3e,//2090
0x0d,0x52,0x52,//2091
0x0d,0xAA,0x47,//2092
0x66,0xB5,0x3B,//2093
0x05,0x6d,0x4f,//2094
0x04,0xAe,0x45,//2095
0x4A,0x4e,0xB9,//2096
0x0A,0x4d,0x4C,//2097
0x0d,0x15,0x41,//2098
0x2d,0x92,0xB5,//2099
}
///月份数据表
code uchar day_code1[9]={0x0,0x1f,0x3b,0x5a,0x78,0x97,0xb5,0xd4,0xf3}
code uint day_code2[3]={0x111,0x130,0x14e}
/*
函数功能:输入BCD阳历数据,输出BCD阴历数据(只允许1901-2099年)
调用函数示例:Conversion(c_sun,year_sun,month_sun,day_sun)
如:计算2004年10月16日Conversion(0,0x4,0x10,0x16)
c_sun,year_sun,month_sun,day_sun均为BCD数据,c_sun为世纪标志位,c_sun=0为21世
纪,c_sun=1为19世纪
调用函数后,原有数据不变,读c_moon,year_moon,month_moon,day_moon得出阴历BCD数据
*/
bit c_moon
data uchar year_moon,month_moon,day_moon,week
/*子函数,用于读取数据表中农历月的大月或小月,如果该月为大返回1,为小返回0*/
bit get_moon_day(uchar month_p,uint table_addr)
{
uchar temp
switch (month_p)
{
case 1:{temp=year_code[table_addr]&0x08
if (temp==0)return(0)else return(1)}
case 2:{temp=year_code[table_addr]&0x04
if (temp==0)return(0)else return(1)}
case 3:{temp=year_code[table_addr]&0x02
if (temp==0)return(0)else return(1)}
case 4:{temp=year_code[table_addr]&0x01
if (temp==0)return(0)else return(1)}
case 5:{temp=year_code[table_addr+1]&0x80
if (temp==0) return(0)else return(1)}
case 6:{temp=year_code[table_addr+1]&0x40
if (temp==0)return(0)else return(1)}
case 7:{temp=year_code[table_addr+1]&0x20
if (temp==0)return(0)else return(1)}
case 8:{temp=year_code[table_addr+1]&0x10
if (temp==0)return(0)else return(1)}
case 9:{temp=year_code[table_addr+1]&0x08
if (temp==0)return(0)else return(1)}
case 10:{temp=year_code[table_addr+1]&0x04
if (temp==0)return(0)else return(1)}
case 11:{temp=year_code[table_addr+1]&0x02
if (temp==0)return(0)else return(1)}
case 12:{temp=year_code[table_addr+1]&0x01
if (temp==0)return(0)else return(1)}
case 13:{temp=year_code[table_addr+2]&0x80
if (temp==0)return(0)else return(1)}
}
}
/*
函数功能:输入BCD阳历数据,输出BCD阴历数据(只允许1901-2099年)
调用函数示例:Conversion(c_sun,year_sun,month_sun,day_sun)
如:计算2004年10月16日Conversion(0,0x4,0x10,0x16)
c_sun,year_sun,month_sun,day_sun均为BCD数据,c_sun为世纪标志位,c_sun=0为21世
纪,c_sun=1为19世纪
调用函数后,原有数据不变,读c_moon,year_moon,month_moon,day_moon得出阴历BCD数据
*/
void Conversion(bit c,uchar year,uchar month,uchar day)
{ //c=0 为21世纪,c=1 为19世纪 输入输出数据均为BCD数据
uchar temp1,temp2,temp3,month_p
uint temp4,table_addr
bit flag2,flag_y
temp1=year/16 //BCD->hex 先把数据转换为十六进制
temp2=year%16
year=temp1*10+temp2
temp1=month/16
temp2=month%16
month=temp1*10+temp2
temp1=day/16
temp2=day%16
day=temp1*10+temp2
//定位数据表地址
if(c==0)
{
table_addr=(year+0x64-1)*0x3
}
else
{
table_addr=(year-1)*0x3
}
//定位数据表地址完成
//取当年春节所在的公历月份
temp1=year_code[table_addr+2]&0x60
temp1=_cror_(temp1,5)
//取当年春节所在的公历月份完成
//取当年春节所在的公历日
temp2=year_code[table_addr+2]&0x1f
//取当年春节所在的公历日完成
// 计算当年春年离当年元旦的天数,春节只会在公历1月或2月
if(temp1==0x1)
{
temp3=temp2-1
}
else
{
temp3=temp2+0x1f-1
}
// 计算当年春年离当年元旦的天数完成
//计算公历日离当年元旦的天数,为了减少运算,用了两个表
//day_code1[9],day_code2[3]
//如果公历月在九月或前,天数会少于0xff,用表day_code1[9],
//在九月后,天数大于0xff,用表day_code2[3]
//如输入公历日为8月10日,则公历日离元旦天数为day_code1[8-1]+10-1
//如输入公历日为11月10日,则公历日离元旦天数为day_code2[11-10]+10-1
if (month<10)
{
temp4=day_code1[month-1]+day-1
}
else
{
temp4=day_code2[month-10]+day-1
}
if ((month>0x2)&&(year%0x4==0))
{ //如果公历月大于2月并且该年的2月为闰月,天数加1
temp4+=1
}
//计算公历日离当年元旦的天数完成
//判断公历日在春节前还是春节后
if (temp4>=temp3)
{ //公历日在春节后或就是春节当日使用下面代码进行运算
temp4-=temp3
month=0x1
month_p=0x1 //month_p为月份指向,公历日在春节前或就是春节当日month_p指向首月
flag2=get_moon_day(month_p,table_addr)
//检查该农历月为大小还是小月,大月返回1,小月返回0
flag_y=0
if(flag2==0)temp1=0x1d//小月29天
else temp1=0x1e//大小30天
temp2=year_code[table_addr]&0xf0
temp2=_cror_(temp2,4) //从数据表中取该年的闰月月份,如为0则该年无闰月
while(temp4>=temp1)
{
temp4-=temp1
month_p+=1
if(month==temp2)
{
flag_y=~flag_y
if(flag_y==0)
month+=1
}
else month+=1
flag2=get_moon_day(month_p,table_addr)
if(flag2==0)temp1=0x1d
else temp1=0x1e
}
day=temp4+1
}
else
{ //公历日在春节前使用下面代码进行运算
temp3-=temp4
if (year==0x0)
{
year=0x63c=1
}
else year-=1
table_addr-=0x3
month=0xc
temp2=year_code[table_addr]&0xf0
temp2=_cror_(temp2,4)
if (temp2==0)
month_p=0xc
else
month_p=0xd//
/*month_p为月份指向,如果当年有闰月,一年有十三个月,月指向13,无闰月指向12*/
flag_y=0
flag2=get_moon_day(month_p,table_addr)
if(flag2==0)temp1=0x1d
else temp1=0x1e
while(temp3>temp1)
{
temp3-=temp1
month_p-=1
if(flag_y==0)month-=1
if(month==temp2)flag_y=~flag_y
flag2=get_moon_day(month_p,table_addr)
if(flag2==0)temp1=0x1d
else temp1=0x1e
}
day=temp1-temp3+1
}
c_moon=c//HEX->BCD ,运算结束后,把数据转换为BCD数据
temp1=year/10
temp1=_crol_(temp1,4)
temp2=year%10
year_moon=temp1|temp2
temp1=month/10
temp1=_crol_(temp1,4)
temp2=month%10
month_moon=temp1|temp2
temp1=day/10
temp1=_crol_(temp1,4)
temp2=day%10
day_moon=temp1|temp2
}
/*函数功能:输入BCD阳历数据,输出BCD星期数据(只允许1901-2099年)
调用函数示例:Conver_week(c_sun,year_sun,month_sun,day_sun)
如:计算2004年10月16日Conversion(0,0x4,0x10,0x16)
c_sun,year_sun,month_sun,day_sun均为BCD数据,c_sun为世纪标志位,c_sun=0为21世
纪,c_sun=1为19世纪
调用函数后,原有数据不变,读week得出阴历BCD数据
*/
code uchar table_week[12]={0,3,3,6,1,4,6,2,5,0,3,5}//月修正数据表
/*
算法:日期+年份+所过闰年数+月较正数之和除7 的余数就是星期但如果是在
闰年又不到3 月份上述之和要减一天再除7
星期数为0
*/
void Conver_week(bit c,uchar year,uchar month,uchar day)
{//c=0 为21世纪,c=1 为19世纪 输入输出数据均为BCD数据
uchar temp1,temp2
temp1=year/16 //BCD->hex 先把数据转换为十六进制
temp2=year%16
year=temp1*10+temp2
temp1=month/16
temp2=month%16
month=temp1*10+temp2
temp1=day/16
temp2=day%16
day=temp1*10+temp2
if (c==0){year+=0x64} //如果为21世纪,年份数加100
temp1=year/0x4 //所过闰年数只算1900年之后的
temp2=year+temp1
temp2=temp2%0x7 //为节省资源,先进行一次取余,避免数大于0xff,避免使用整型数据
temp2=temp2+day+table_week[month-1]
if (year%0x4==0&&month<3)temp2-=1
week=temp2%0x7
}
//test
uchar c_sun,year_sun,month_sun,day_sun
void main()
{
c_sun=1
year_sun=0x2
month_sun=0x11
day_sun=0x3
Conver_week(c_sun,year_sun,month_sun,day_sun)
Conversion(c_sun,year_sun,month_sun,day_sun)
while(1)
}
没分啊 那也给你发一个吧DS1302+DS18B20 用1602显示
我在PROTUES仿真上做的 你可以根据程序画电路图 很简单
程序 采用模块化方式
/*初始化*/
#define uint unsigned int
#define uchar unsigned char
uchar code tab[]=" 20 - - "
uchar code table[]=" : : "
uchar code ttable[]={"Now temperature:"}
sbit RS=P3^0
sbit E=P3^1
sbit button1=P1^0
sbit button2=P1^3
sbit button3=P1^6
sbit RST=P2^5
sbit SCLK=P2^6
sbit IO=P2^7
sbit ACC7=ACC^7
sbit DQ=P3^6
char hour,minute,second,n,k,week,day,month,year1=20 ,year,nn,flag
uchar key=0
uint tem,a
void delay(uint x)
{
while(x--)
}
void write_zl(uchar zl)
{E=0
RS=0
P0=zl
E=1
delay(500)
E=0
}
void write_sj(uchar sj)
{E=0
RS=1
P0=sj
E=1
delay(500)
E=0
}
void init_lcd()
{
write_zl(0x38)//开显示
write_zl(0x01)//清屏
write_zl(0x06)//整屏不移动
write_zl(0x0C)//不开光标
}
/*18B20*/部分
void init_18b20()
{ DQ=1
delay(8)//延时
DQ=0
delay(80)
DQ=1
delay(20)
}
void write_dat(uchar dat)
{ uchar i,k
k=dat
for(i=0i<8i++)
{ DQ=0
DQ=k&0x01//从低位开始
delay(5)
DQ=1
k>>=1
}
delay(4)
}
int read_sj()
{
uchar j,date
for(j=0j<8j++)
{
DQ=1
delay(1)
DQ=0
date=date>>1
DQ=1
if(DQ==1) //
date|=0x80
delay(4)}
return(date)
}
void temperaturechange()
{ uint tempH,tempL
init_18b20()
write_dat(0xcc)//只对一个 *** 作就跳过读序列号 *** 作
write_dat(0x44)//启动温度转换
delay(60000)
delay(33750)//需要93.75ms
init_18b20()
write_dat(0xcc)
write_dat(0xbe)//读温度寄存器
tempL=read_sj()//读取温度低位LSB
tempH=read_sj()//读取温度高位MSB
if(tempH&0x80) //高5位是1为负数
{ a=1
tem=tempH
tem<<=8 //共16位
tem=tem|tempL//合并高低位数
tem=~tem+1
tem=tem*(0.0625)
}
else
{
a=0
tem=((tempH*256)+tempL)*0.0625//转换实际温度
}
}
void write_temperature(uint temp) //被调用的函数必须在前
{ uint bai,shi,ge
bai=temp/100
shi=temp%100/10
ge=temp%10
if(a==1)
{ if(shi>0)
{write_zl(0x80+0x50+3)
write_sj('-')
write_zl(0x80+0x50+4)
write_sj(0x30+shi) }
else
{
write_zl(0x80+0x50+3)
write_sj(0x00)
write_zl(0x80+0x50+4)
write_sj('-')}
}
else
{
if(bai>0) //若bai显示shi肯定显示
{
write_zl(0x80+0x50+3)
write_sj(0x30+bai)
write_zl(0x80+0x50+4)
write_sj(0x30+shi)
}
else
{
if(shi>0) //否则判断shi是否显示
{
write_zl(0x80+0x50+4)
write_sj(0x30+shi)
}
else
{
write_zl(0x80+0x50+4)
write_sj(0x00)
}
write_zl(0x80+0x50+3)
write_sj(0x00)
}
}
write_zl(0x80+0x50+5)//个位公用总的显示
write_sj(0x30+ge)
}
/*DS1302部分*/
void DS1302_write(uchar shju)
{ uchar s,j
s=shju
for(j=0j<8j++)
{ IO=s&0x01
SCLK=0
SCLK=1
s=s>>1
}}
uchar DS1302_readbyte()
{ uchar i,R=0
SCLK=0
delay(10)
for(i=8i>0i--)
{
ACC=ACC>>1
ACC7=IO
SCLK=1
SCLK=0
}
return(ACC)
/*{
R=R>>1
if(IO==1)
R=R|0x80
SCLK=1
SCLK=0
}
return(R)*/}
void DS1302write(uchar dz,uchar shij)//初始化1302
{ RST=1
SCLK=0
DS1302_write(dz)
DS1302_write(shij)
SCLK=1
RST=0
}
void start1302()
{ uchar num
for(num=0num<13num++)
{ write_sj(tab[num])}
for(num=13num<16num++)
{ write_sj(tab[num])}
write_zl(0x80+0x40)
for(num=0num<12num++)
{ write_sj(table[num])
}}
void write_hms(uchar add,uchar sj) //被调用的函数必须在前
{ uchar shi,ge
shi=sj/10
ge=sj%10
write_zl(0x80+0x40+add)
write_sj(0x30+shi)
write_sj(0x30+ge) }
void write_nyr(uchar add,uchar sj)
{ uchar shi,ge
shi=(sj/10)
ge=(sj%10)
write_zl(0x80+add)
write_sj(0x30+shi)
write_sj(0x30+ge) }
void write_XQ(uchar wk)
{ write_zl(0x80+13)
switch(wk)
{ case 2: write_sj('M')write_sj('O')write_sj('N')break
case 3: write_sj('T')write_sj('U')write_sj('E')break
case 4: write_sj('W')write_sj('E')write_sj('D')break
case 5: write_sj('T')write_sj('H')write_sj('U')break
case 6: write_sj('F')write_sj('R')write_sj('I')break
case 7: write_sj('S')write_sj('A')write_sj('T')break
case 1: write_sj('S')write_sj('U')write_sj('N')break
}
}
void write_day(uchar rue)
{
switch(rue)
{
case 1: nn=31break
case 2: if((year%4==0&&year%100!=0)||year%400==0)
nn=29
else
nn=28break
case 3: nn=31break
case 4: nn=30break
case 5: nn=31break
case 6: nn=30break
case 7: nn=31break
case 8: nn=31break
case 9: nn=30break
case 10: nn=31break
case 11: nn=30break
case 12: nn=31break
}}
void keyboard()
{
if(button1==0)
{ delay(5)
if(button1==0)
{ while(button1==0)
key++flag=1
switch(key)
{ case 1: write_zl(0x80+0x40+10)
write_zl(0x0f)break//shan shuo
case 2: write_zl(0x80+0x40+7)break
case 3: write_zl(0x80+0x40+4)break
case 4: write_zl(0x80+10)break
case 5: write_zl(0x80+7) break
case 6: write_zl(0x80+4) break
case 7: write_zl(0x80+2) break
case 8: key=0
write_zl(0x0c)
flag=0
DS1302write(0x80,second)
DS1302write(0x82,minute)
DS1302write(0x84,hour)
DS1302write(0x86,day)
DS1302write(0x88,month)
DS1302write(0x8A,week)
DS1302write(0x8C,year)break
}
}}
if(button2==0)
{ delay(10)
if(button2==0)
{ while(button2==0)
switch(key)
{case 1: second++if(second==60)second=0
write_hms(10,second)write_zl(0x80+0x40+10)break
case 2: minute++if(minute==60)minute=0
write_hms(7,minute)write_zl(0x80+0x40+7) break
case 3: hour++if(hour==24)hour=0
write_hms(4,hour)write_zl(0x80+0x40+4) break
case 4: day++week++
if(week==8)week=1write_XQ(week)
write_day(month)if(day==nn+1)day=1
write_nyr(10,day)write_zl(0x80+10)break
case 5: month++if(month==13)month=1
write_nyr(7,month)write_zl(0x80+7) break
case 6: year++ if(year==100)year=0
write_nyr(4,year)write_zl(0x80+4) break
case 7: year1++ if(year1==100)year1=0
write_nyr(2,year1)write_zl(0x80+2) break
}}}
if(button3==0)
{delay(10)
if(button3==0)
{ while(button3==0)
switch(key)
{case 1: second--if(second<0)second=59
write_hms(10,second)write_zl(0x80+0x40+10)break
case 2: minute--if(minute<0)minute=59
write_hms(7,minute)write_zl(0x80+0x40+7) break
case 3: hour--if(hour<0)hour=23
write_hms(4,hour)write_zl(0x80+0x40+4) break
case 4: week--if(week==0)week=7write_XQ(week)
day--write_day(month)if(day==0)day=nn
write_nyr(10,day)write_zl(0x80+10) break
case 5: month--if(month==0)month=12
write_nyr(7,month)write_zl(0x80+7) break
case 6: year-- if(year<0)year=99
write_nyr(4,year)write_zl(0x80+4) break
case 7: year1-- if(year1<0)year1=99
write_nyr(2,year1)write_zl(0x80+2) break}
}}
}
void DS1302_sfm()
{ uchar a,b
RST=1 //高电平期间启动一次数据转换
DS1302_write(0x81)
second=DS1302_readbyte()
RST=0// 结束转换
a=second/16//BCD码转换
b=second%16
second=a*10+b
write_hms(10,second)
//分
RST=1
DS1302_write(0x83)
minute= DS1302_readbyte()
a=minute/16
b=minute%16
minute=a*10+b
write_hms(7,minute)
RST=0
//时
RST=1
DS1302_write(0x85)
hour= DS1302_readbyte()
RST=0
a=hour/16
b=hour%16
hour=a*10+b
write_hms(4,hour)
//日
RST=1
DS1302_write(0x87)
day= DS1302_readbyte()
RST=0
a=day/16
b=day%16
day=a*10+b
write_nyr(10,day)
//月
RST=1
DS1302_write(0x89)
month= DS1302_readbyte()
RST=0
a=month/16
b=month%16
month=a*10+b
write_nyr(7,month)
// 周
RST=1
DS1302_write(0x8B)
week= DS1302_readbyte()
RST=0
a=week/16
b=week%16
week=a*10+b
write_XQ(week)
// 年
SCLK=0
delay(5)
RST=1
DS1302_write(0x8D)
IO=1
year= DS1302_readbyte()
RST=0
delay(5)
SCLK=1
a=year/16
b=year%16
year=a*10+b
write_nyr(4,year)
}
/* 总程序*/
#include<reg51.h>
#include<init.h>
#include<ds1302.h>
#include<18b20.h>
void main()
{
init_lcd()
start1302()
while(1)
{
RST=0
keyboard()
if(flag==0) //标志位为0才能读取1302，否则按键无效
DS1302_sfm()
write_zl(0x80+0x10)
for(n=0n<16n++)
write_sj(ttable[n])
temperaturechange()
write_temperature(tem)
}
}
今天碰到了N个白痴问题。万年历是能够显示年月日、二十四节气、农历之类的东西，单片机是一块芯片。万年历可以用单片机来做，但是我真不知道“万年历单片机”怎么做。我想你应该想问的是怎么用单片机来做万年历，我提供思路。 1、单片机最小系统一块。可以用STC89C52芯片+外围电路。可以烧入用户编写的程序，实现万年历所需的逻辑。 2、实时时钟电路一块，可以用DS1302芯片。提供年月日、时分秒数据给单片机。 3、显示器电路一块。用来显示这些数据。 4、一些必要的按键，用来调整数据。欢迎分享，转载请注明来源：内存溢出
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