375 lines
15 KiB
C
375 lines
15 KiB
C
//只能到2049年！
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#define uchar unsigned char
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#define uint unsigned int
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#include <intrins.h>
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/*
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公历年对应的农历数据,每年三字节,
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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
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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
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月份对应的位为1 表示本农历月大(30 天),为0 表示小(29 天)
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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
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*/
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code uchar year_code[597]={
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0x04,0xAe,0x53, //1901 0
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0x0A,0x57,0x48, //1902 3
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0x55,0x26,0xBd, //1903 6
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0x0d,0x26,0x50, //1904 9
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0x0d,0x95,0x44, //1905 12
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0x46,0xAA,0xB9, //1906 15
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0x05,0x6A,0x4d, //1907 18
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0x09,0xAd,0x42, //1908 21
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0x24,0xAe,0xB6, //1909
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0x04,0xAe,0x4A, //1910
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0x6A,0x4d,0xBe, //1911
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0x0A,0x4d,0x52, //1912
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0x0d,0x25,0x46, //1913
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0x5d,0x52,0xBA, //1914
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0x0B,0x54,0x4e, //1915
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0x0d,0x6A,0x43, //1916
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0x29,0x6d,0x37, //1917
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0x09,0x5B,0x4B, //1918
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0x74,0x9B,0xC1, //1919
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0x04,0x97,0x54, //1920
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0x0A,0x4B,0x48, //1921
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0x5B,0x25,0xBC, //1922
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0x06,0xA5,0x50, //1923
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0x06,0xd4,0x45, //1924
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0x4A,0xdA,0xB8, //1925
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0x02,0xB6,0x4d, //1926
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0x09,0x57,0x42, //1927
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0x24,0x97,0xB7, //1928
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0x04,0x97,0x4A, //1929
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0x66,0x4B,0x3e, //1930
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0x0d,0x4A,0x51, //1931
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0x0e,0xA5,0x46, //1932
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0x56,0xd4,0xBA, //1933
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0x05,0xAd,0x4e, //1934
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0x02,0xB6,0x44, //1935
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0x39,0x37,0x38, //1936
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0x09,0x2e,0x4B, //1937
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0x7C,0x96,0xBf, //1938
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0x0C,0x95,0x53, //1939
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0x0d,0x4A,0x48, //1940
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0x6d,0xA5,0x3B, //1941
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0x0B,0x55,0x4f, //1942
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0x05,0x6A,0x45, //1943
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0x4A,0xAd,0xB9, //1944
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0x02,0x5d,0x4d, //1945
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0x09,0x2d,0x42, //1946
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0x2C,0x95,0xB6, //1947
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0x0A,0x95,0x4A, //1948
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0x7B,0x4A,0xBd, //1949
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0x06,0xCA,0x51, //1***
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0x0B,0x55,0x46, //1951
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0x55,0x5A,0xBB, //1952
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0x04,0xdA,0x4e, //1953
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0x0A,0x5B,0x43, //1954
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0x35,0x2B,0xB8, //1955
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0x05,0x2B,0x4C, //1956
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0x8A,0x95,0x3f, //1957
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0x0e,0x95,0x52, //1958
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0x06,0xAA,0x48, //1959
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0x7A,0xd5,0x3C, //1960
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0x0A,0xB5,0x4f, //1961
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0x04,0xB6,0x45, //1962
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0x4A,0x57,0x39, //1963
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0x0A,0x57,0x4d, //1964
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0x05,0x26,0x42, //1965
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0x3e,0x93,0x35, //1966
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0x0d,0x95,0x49, //1967
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0x75,0xAA,0xBe, //1968
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0x05,0x6A,0x51, //1969
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0x09,0x6d,0x46, //1970
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0x54,0xAe,0xBB, //1971
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0x04,0xAd,0x4f, //1972
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0x0A,0x4d,0x43, //1973
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0x4d,0x26,0xB7, //1974
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0x0d,0x25,0x4B, //1975
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0x8d,0x52,0xBf, //1976
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0x0B,0x54,0x52, //1977
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0x0B,0x6A,0x47, //1978
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0x69,0x6d,0x3C, //1979
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0x09,0x5B,0x50, //1980
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0x04,0x9B,0x45, //1981
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0x4A,0x4B,0xB9, //1982
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0x0A,0x4B,0x4d, //1983
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0xAB,0x25,0xC2, //1984
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0x06,0xA5,0x54, //1985
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0x06,0xd4,0x49, //1986
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0x6A,0xdA,0x3d, //1987
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0x0A,0xB6,0x51, //1988
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0x09,0x37,0x46, //1989
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0x54,0x97,0xBB, //1990
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0x04,0x97,0x4f, //1991
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0x06,0x4B,0x44, //1992
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0x36,0xA5,0x37, //1993
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0x0e,0xA5,0x4A, //1994
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0x86,0xB2,0xBf, //1995
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0x05,0xAC,0x53, //1996
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0x0A,0xB6,0x47, //1997
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0x59,0x36,0xBC, //1998
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0x09,0x2e,0x50, //1999 294
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0x0C,0x96,0x45, //2000 297
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0x4d,0x4A,0xB8, //2001
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0x0d,0x4A,0x4C, //2002
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0x0d,0xA5,0x41, //2003
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0x25,0xAA,0xB6, //2004
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0x05,0x6A,0x49, //2005
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0x7A,0xAd,0xBd, //2006
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0x02,0x5d,0x52, //2007
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0x09,0x2d,0x47, //2008
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0x5C,0x95,0xBA, //2009
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0x0A,0x95,0x4e, //2010
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0x0B,0x4A,0x43, //2011
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0x4B,0x55,0x37, //2012
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0x0A,0xd5,0x4A, //2013
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0x95,0x5A,0xBf, //2014
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0x04,0xBA,0x53, //2015
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0x0A,0x5B,0x48, //2016
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0x65,0x2B,0xBC, //2017
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0x05,0x2B,0x50, //2018
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0x0A,0x93,0x45, //2019
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0x47,0x4A,0xB9, //2020
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0x06,0xAA,0x4C, //2021
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0x0A,0xd5,0x41, //2022
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0x24,0xdA,0xB6, //2023
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0x04,0xB6,0x4A, //2024
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0x69,0x57,0x3d, //2025
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0x0A,0x4e,0x51, //2026
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0x0d,0x26,0x46, //2027
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0x5e,0x93,0x3A, //2028
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0x0d,0x53,0x4d, //2029
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0x05,0xAA,0x43, //2030
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0x36,0xB5,0x37, //2031
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0x09,0x6d,0x4B, //2032
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0xB4,0xAe,0xBf, //2033
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0x04,0xAd,0x53, //2034
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0x0A,0x4d,0x48, //2035
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0x6d,0x25,0xBC, //2036
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0x0d,0x25,0x4f, //2037
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0x0d,0x52,0x44, //2038
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0x5d,0xAA,0x38, //2039
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0x0B,0x5A,0x4C, //2040
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0x05,0x6d,0x41, //2041
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0x24,0xAd,0xB6, //2042
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0x04,0x9B,0x4A, //2043
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0x7A,0x4B,0xBe, //2044
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0x0A,0x4B,0x51, //2045
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0x0A,0xA5,0x46, //2046
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0x5B,0x52,0xBA, //2047
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0x06,0xd2,0x4e, //2048
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0x0A,0xdA,0x42, //2049
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};
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///月份数据表
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code uchar day_code1[9]={0x0,0x1f,0x3b,0x5a,0x78,0x97,0xb5,0xd4,0xf3};
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code uint day_code2[3]={0x111,0x130,0x14e};
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/*
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函数功能:输入BCD阳历数据,输出BCD阴历数据(只允许1901-2099年)
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调用函数示例:Conversion(c_sun,year_sun,month_sun,day_sun)
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如:计算2004年10月16日Conversion(0,0x4,0x10,0x16);
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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
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纪,c_sun=1为19世纪
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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
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*/
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bit c_moon;
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data uchar year_moon,month_moon,day_moon,week;
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/*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*/
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bit get_moon_day(uchar month_p,uint table_addr)
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{
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uchar temp;
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switch (month_p){
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case 1:{temp=year_code[table_addr]&0x08;
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if (temp==0)return(0);else return(1);}
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case 2:{temp=year_code[table_addr]&0x04;
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if (temp==0)return(0);else return(1);}
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case 3:{temp=year_code[table_addr]&0x02;
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if (temp==0)return(0);else return(1);}
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case 4:{temp=year_code[table_addr]&0x01;
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if (temp==0)return(0);else return(1);}
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case 5:{temp=year_code[table_addr+1]&0x80;
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if (temp==0) return(0);else return(1);}
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case 6:{temp=year_code[table_addr+1]&0x40;
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if (temp==0)return(0);else return(1);}
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case 7:{temp=year_code[table_addr+1]&0x20;
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if (temp==0)return(0);else return(1);}
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case 8:{temp=year_code[table_addr+1]&0x10;
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if (temp==0)return(0);else return(1);}
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case 9:{temp=year_code[table_addr+1]&0x08;
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if (temp==0)return(0);else return(1);}
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case 10:{temp=year_code[table_addr+1]&0x04;
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if (temp==0)return(0);else return(1);}
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case 11:{temp=year_code[table_addr+1]&0x02;
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if (temp==0)return(0);else return(1);}
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case 12:{temp=year_code[table_addr+1]&0x01;
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if (temp==0)return(0);else return(1);}
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case 13:{temp=year_code[table_addr+2]&0x80;
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if (temp==0)return(0);else return(1);}
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}
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}/*
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函数功能:输入BCD阳历数据,输出BCD阴历数据(只允许1901-2099年)
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调用函数示例:Conversion(c_sun,year_sun,month_sun,day_sun)
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如:计算2004年10月16日Conversion(0,0x4,0x10,0x16);
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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
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纪,c_sun=1为19世纪
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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
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*/
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void Conversion(bit c,uchar year,uchar month,uchar day)
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{ //c=0 为21世纪,c=1 为19世纪 输入输出数据均为BCD数据
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uchar temp1,temp2,temp3,month_p;
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uint temp4,table_addr;
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bit flag2,flag_y;
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temp1=year/16; //BCD->hex 先把数据转换为十六进制
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temp2=year%16;
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year=temp1*10+temp2;
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temp1=month/16;
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temp2=month%16;
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month=temp1*10+temp2;
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temp1=day/16;
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temp2=day%16;
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day=temp1*10+temp2; //定位数据表地址
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if(c==0){
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table_addr=(year+0x64-1)*0x3;
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}
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else {
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table_addr=(year-1)*0x3;
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}
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//定位数据表地址完成 //取当年春节所在的公历月份
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temp1=year_code[table_addr+2]&0x60;
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temp1=_cror_(temp1,5);
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//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
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temp2=year_code[table_addr+2]&0x1f;
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//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
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if(temp1==0x1){
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temp3=temp2-1;
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}
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else{
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temp3=temp2+0x1f-1;
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}
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// 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
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//day_code1[9],day_code2[3]
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//如果公历月在九月或前,天数会少于0xff,用表day_code1[9],
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//在九月后,天数大于0xff,用表day_code2[3]
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//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
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//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
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if (month<10){
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temp4=day_code1[month-1]+day-1;
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}
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else{
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temp4=day_code2[month-10]+day-1;
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}
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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
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temp4+=1;
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}
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//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
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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
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temp4-=temp3;
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month=0x1;
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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
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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
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flag_y=0;
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if(flag2==0)temp1=0x1d; //小月29天
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else temp1=0x1e; //大小30天
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temp2=year_code[table_addr]&0xf0;
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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
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while(temp4>=temp1){
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temp4-=temp1;
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month_p+=1;
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if(month==temp2){
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flag_y=~flag_y;
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if(flag_y==0)month+=1;
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}
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else month+=1;
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flag2=get_moon_day(month_p,table_addr);
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if(flag2==0)temp1=0x1d;
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else temp1=0x1e;
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}
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day=temp4+1;
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}
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else{ //公历日在春节前使用下面代码进行运算
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temp3-=temp4;
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if (year==0x0){year=0x63;c=1;}
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else year-=1;
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table_addr-=0x3;
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month=0xc;
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temp2=year_code[table_addr]&0xf0;
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temp2=_cror_(temp2,4);
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if (temp2==0)month_p=0xc;
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else month_p=0xd; //
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/*
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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,
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无闰月指向12
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*/
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flag_y=0;
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flag2=get_moon_day(month_p,table_addr);
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if(flag2==0)temp1=0x1d;
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else temp1=0x1e;
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while(temp3>temp1){
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temp3-=temp1;
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month_p-=1;
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if(flag_y==0)month-=1;
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if(month==temp2)flag_y=~flag_y;
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flag2=get_moon_day(month_p,table_addr);
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if(flag2==0)temp1=0x1d;
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else temp1=0x1e;
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}
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day=temp1-temp3+1;
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}
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c_moon=c; //HEX->BCD ,运算结束后,把数据转换为BCD数据
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temp1=year/10;
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temp1=_crol_(temp1,4);
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temp2=year%10;
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year_moon=temp1|temp2;
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temp1=month/10;
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temp1=_crol_(temp1,4);
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temp2=month%10;
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month_moon=temp1|temp2;
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temp1=day/10;
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temp1=_crol_(temp1,4);
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temp2=day%10;
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day_moon=temp1|temp2;
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}/*
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函数功能:输入BCD阳历数据,输出BCD星期数据(只允许1901-2099年)
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调用函数示例:Conver_week(c_sun,year_sun,month_sun,day_sun)
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如:计算2004年10月16日Conversion(0,0x4,0x10,0x16);
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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
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纪,c_sun=1为19世纪
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调用函数后,原有数据不变,读week得出阴历BCD数据
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*/
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code uchar table_week[12]={0,3,3,6,1,4,6,2,5,0,3,5}; //月修正数据表
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/*
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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
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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);
|
||
} |