数码管时钟c语言程序（Digital tube clock C language program）.doc

数码管时钟c语言程序（Digital tube clock C language program） / * 数码管时钟程序 * / # include reg52.h # include math.h # include intrins.h # defines unsigned int uint # defines uchar unsigned char Sbit beep = P2 ^ 4; Sbit leddat = P2 ^ 6; Sbit ledadd = P2 ^ 7; / * = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = * / / * 数码管显示的字符编码 0～9; 10: space; 11: 口; 12; 13; P: u; 14; 15: 16: W; 17: l; 18: F; 19: n * / Uchar code value [] = {0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8, 0x80,0x90,0xff, 0xa3,0xbf, 0x8c, 0xc1,0x88, 0x81,0xc7,0x8e, 0xc8}; / * = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = * / / * 数码管地址数据 * / Uchar code led [] = {0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6, 0xf7,0x0f, 0x1f, 0x2F, 0x3f, 0x4f, 0x5f, 0x6f, 0x7F, 0xff, 0x77}; / * = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = * / / * 存放要显示的数据, 初值均为0 * / Uchar toshow [] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,10}; / * = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = * / / * 公历平年各月天数 * / Uchar monthday [] = {31,28,31,30,31,30,31,31,30,31,30,31}; / * = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = * / / * 公历平年元旦至上月末的天数 * / Uchar monthdays [] = {0,31,59; Uchar monthdays1 [] = {30,61,92122153183}; / * = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = * / / * 声明变量 * / Uchar whatshow; / / 确定显示那个画面信息 Uchar yearh, yearl, month, date, hour, minute, second, temperature, day; Uchar alarmh, alarmm, alarms, alarmkey, alarmkey _ save; / / 闹钟信息用变量 Uchar searchyh, searchyl, searchm, searchd; / / 查询用变量 Uchar secdelay, seconds, Showtime; / / 界面显示延时用变量 Uchar setflash; bit flash01; / / 设置用变量, 闪烁位, 闪烁位数据状态 / * ---------- * / / * 农历变量 * / Uchar years, runyear; / / 距1900年的年数, 闰年标志变量