diff --git a/lunar.h b/lunar.h new file mode 100644 index 0000000..e64ef2f --- /dev/null +++ b/lunar.h @@ -0,0 +1,375 @@ +//只能到2049年！ + +#define uchar unsigned char +#define uint unsigned int +#include +/* +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, //1*** + 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 + +}; +///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=0x63;c=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); +} \ No newline at end of file