C语言数字时钟设计.doc

#include #include #define uchar unsigned char#define PA XBYTE0x0fefc#define PB XBYTE0x0fefd#define PC XBYTE0x0fefe#define CTL XBYTE0x0feffcode unsigned char pan=0x0e7,10,0x0eb,3,0x0ed,2,0x0ee,1, /键盘 0x0d7,11,0x0db,6,0x0dd,5,0x0de,4, 0x0b7,12,0x0bb,9,0x0bd,8,0x0be,7, 0x77,13,0x7b,14,0x7d,0,0x7e,15;unsigned char buf=0,0,0,0,0,0,0,0,now,old=0xff;code char led=0x0c0,0x0f9,0x0a4,0x0b0, 0x99,0x92,0x82,0x0f8,0x80,0x90,0x0bf, 0x40,0x79,0x24,0x30, 0x19,0x12,0x02,0x078,0x00,0x10,0x88,0x0c8,0x8e;/字段码09,-,0.9.,n,fchar time8=0,0,0,0,0,0,0,0; /用于放时间char date8=0,0,0,0,0,0,0,0; /用于放日期int show_state;code int MAX=150;/用于设置时，无键按下的最多时间unsigned char clock_hour=6,clock_minute=30;/设置闹钟的时间char ms50,mx50,hour=5,minute=59,second=55;int year=2008;unsigned char month=10,day=1;/ XXXXXXXXXXXXXXXX延时1毫秒XXXXXXXXXXXXXXXX /void delay(void) uchar m; for(m=0;m150;m+);/XXXXXXXXXXXXXXXX LED显示子程序1 XXXXXXXXXXXXXXXXX /void scan1() unsigned char m,tc=0x80; int j; for(m=0;m=1; for(j=0;j1000;j+) delay(); PB=0x00; for(j=0;j100;j+) delay(); /XXXXXXXXXXX LED显示 XXXXXXXXXXX/void scan2(unsigned char x,char a) unsigned char m,tb,tc=0x80;for(m=0;m=1; delay();void time1() /时间存放数组 time7=second%10; time6=second/10; time5=10; time4=minute%10; time3=minute/10; time2=10; time1=hour%10; time0=hour/10;void date1() /日期存放数组 date7=day%10; date6=day/10; date5=month%10+11; date4=month/10; date3=year%10+11; date2=year%100/10; date1=year%1000/100; date0=year/1000;/XXXXXXXXXXXX 判断闰年程序XXXXXXXXXXXXXXXXXXX/char runnian() if(year%400=0)|(year%4=0&year%100!=0) return 1; return 0;void timechange(void) interrupt 1 using 2 /定时器0中断程序 int m; unsigned char xday; TF0=0; TH0=0x4B; TL0=0x0ff; /0.05s TR0=1; ms50+; if(ms50=20)/50毫秒中断20次为1秒 ms50=0;second+; if(second=60) second=0;minute+; if(minute=60) minute=0;hour+; if(hour=24) hour=0;day+; if(month=1,3,5,7,8,10,12) xday=31; if(month=4,6,9,11) xday=30; if(month=2)if(runnian()=1)xday=29; else xday=28;/判断闰年 if(dayxday) month+;day=1; if(month12) year+;month=1; /XXXXXXXXXXXXXXXXXXX计算星期几XXXXXXXXXXXXXXXXXXX/ char week() unsigned char y,w; y=month; if(y=1|y=2) y=y+12; w=(day+1+2*y+3*(y+1)/5+year+year/4-year/100+year/400)%7;/基姆拉尔森计算公式 return w; /XXXXXXXXXXXXXXXXXXX显示星期几XXXXXXXXXXXXXXXXXXX/void show_week() char n,w,key; show_state=0; w=week(); for(n=0;n8;n+) timen=w; while(1) show_state+; if(show_state=MAX) break; key=jian(time); if(key=13) break; scan(time); /闹钟响if(hour=clock_hour&minute=clock_minute)P3=P3&0x0fb;for(m=0;m5;m+) delay();P3=P3|0x04; /XXXXXXXXXXXXXXXX键盘子程序 XXXXXXXXXXXXXXXXXX/unsigned char jianpan() unsigned char m,row,line,k_value; PC=0xf0; if(PC&0xf0=0xf0) return 0x0ff; /无键按下 line=0x0FE; for (m=0;m4;m+) PC= line; /输出扫描信号 row=PC; /读键盘口 if (row & 0xf0) != 0xf0) break; line=(line1)+1;/下一行 if (m=4) return 0xff; k_value = (row & 0xf0) | (line & 0x0f);/给各键赋键值 for(m=0;m32;m=m+2) if(panm=k_value) return panm+1; return 0x0ff;unsigned char jian(unsigned char a)/读键盘5次，每次间隔10ms，判断键值是否有变，起到消抖动作用 unsigned char jj5=0,0,0,0,0; char n; for(n=0;n5;n+) hn=jianpan(); scan(a); if(h0=h1)&(h1=h2)&(h2=h3)&(h3=h4) now=jj0; if(now!=old)/键值前后不等 old=now; return now; return 0xff; else return 0xff;/XXXXXXXXXXXXXXXXXXX设置时间XXXXXXXXXXXXXXXXXXX/void set_time() unsigned char m=0,key=0xff,team=0,j; show_state=0; time6=10;/-用于区别时间设置与时间显示 time7=10; while(1) show_state+; if(show_state=MAX) team=1;break;/5s无按键自动退出 for(j=0;j12;j+) scan2(time,m); key=jian(time);/获取键值 if(key!=0x0ff) show_state=0; if(key=13&(time0*10+time1)24&(time3*10+time4)60)/确定，退出 break; else if(key=15) team=1;break;/取消，退出 else if(key=9) if(m=0&key=2) /控制时、分钟的个位和及十位输入的有效的键值 timem=key;m+; else if(m=1&time02&key=9) timem=key;m+; else if(m=1&key=3) timem=key;m+; else if(m=3&key=5) timem=key;m+; else if(m=4) timem=key;m+; m=m%5; else if(m=2) m+; if(team=0) hour=time0*10+time1; minute=time3*10+time4; /XXXXXXXXXXXXXXXXXXX设置日期XXXXXXXXXXXXXXXXXXX/void set_date() unsigned char m=0,key,j,team=0; int y=year; show_state=0; date1(); date6=0; date7=1; while(1) show_state+; if(show_state=MAX) team=1;break;/5s无按键自动退出 for(j=0;j12;j+) scan2(date,m); key=jian(date); if(key!=0x0ff) show_state=0; if(key=13&(date4*10+date5-11)0) /确认退出 break; else if(key=15) team=1;break; if(m=3) datem=key+11;m+; /年份的最后一位 else if(m=4&key=1) datem=key;m+; /月份的高位只能为0或1 else if(m=5) if(date4=1&key=2) datem=key+11;m+;/如果月份高位大于0，那月份的低位只能小于3 else datem=key+11;m+; else if(m=6&key=2&date4=0&date5=13) datem=key;m+;/如果月份是2月，天数的高位要小于3 else if(m=6&key=3&date4!=0&date5!=13) datem=key;m+;/不是2月，天数的高位可以为3 else if(m=7&key=9&date6=2&date4=0&date5=13)/二月且天数高位为2 year=date0*1000+date1*100+date2*10+date3-11; if(runnian()!=1&key=8)/不是闰年，低位只能0-8 datem=key;m+; else if(runnian()=1)/是闰年，低位0-9 datem=key;m+; year=y; else if(m=7&key=9&date6=2)datem=key;m+; /不是二月且天数的高位为2，天数的低位0-8 else if(m=7&key=1&date6=3) /天数的高位为3 y=date4*10+date5-11; if(y=2|y=4,y=6|y=9|y=11)&key=0) datem=key;m+; /是2，4，6，9，11月，天数的低位只能为0，否则为1 else datem=key;m+; else if(m=0|m=1|m=2)&key=9) datem=key;m+; m=m%8; if(team=0) year=date0*1000+date1*100+date2*10+date3-11; month=date4*10+date5-11; day=date6*10+date7; /XXXXXXXXXXXXXX开机自检子程序XXXXXXXXXXXXXXXX /void zijian() int m,j; scan1();/检查数码管 p_jiance(); for(j=0;j3;j+) P3=P3&0x0fb; for(m=0;m1000;m+) delay(); P3=P3|0x04; for(m=0;m1000;m+) delay(); /XXXXXXXXXXXX LED显示子程序2 XXXXXXXXXXXX /void scan(char buf) unsigned char m,tb,tc=0x80; for(m=0;m=1;/右移一位 delay(); /XXXXXXXXXXXXXXXXXXX指示灯检测XXXXXXXXXXXXXXXXXXX/void p_jiance() unsigned char team,m; int j; team=0x80; for(m=0;m=1; for(j=0;j100;j+) scan(time); P1=0xff;/XXXXXXXXXXXXXXXXXXX主程序XXXXXXXXXXXXXXXXXXX / void main() uchar j,key=0; for(j=0;j255;j+) delay(); CTL=0x88; /设置8255工作方式 zijian(); /开机自检 TMOD=0x01; TH0=0x4B; TL0=0x0ff; /0.05s TR0=1; IE=0x82; ms50=0;/这两个为50毫秒计数 mx50=0; for(j=0;j=100) mx50=0; else mx50=101; else if(key=11) set_time();/时间设置 else if(key=12) set_date();/日期设置 show_week();/显示星期 if(mx50=200)/重新计数 mx50=0; 袁节膅薂羄肅蒃薁蚃芀荿薀螆肃芅蕿袈芈膁蚈羀肁蒀蚇蚀袄莆蚇螂肀莂蚆羅袂芈蚅蚄膈膄蚄螇羁蒂蚃衿膆莈蚂羁罿芄螁蚁膄膀螁螃羇葿螀袅膃蒅蝿肈羆莁螈螇芁芇莄袀肄膃莄羂艿蒂莃蚂肂莈蒂螄芈芄蒁袆肀膀蒀罿袃薈葿螈聿蒄葿袁羁莀蒈羃膇芆蒇蚃羀膂蒆螅膅蒁薅袇羈莇薄罿膄芃薃虿羆艿薃袁节膅薂羄肅蒃薁蚃芀荿薀螆肃芅蕿袈芈膁蚈羀肁蒀蚇蚀袄莆蚇螂肀莂蚆羅袂芈蚅蚄膈膄蚄螇羁蒂蚃衿膆莈蚂羁罿芄螁蚁膄膀螁螃羇葿螀袅膃蒅蝿肈羆莁螈螇芁芇莄袀肄膃莄羂艿蒂莃蚂肂莈蒂螄芈芄蒁袆肀膀蒀罿袃薈葿螈聿蒄葿袁羁莀蒈羃膇芆蒇蚃羀膂蒆螅膅蒁薅袇羈莇袄芈蒇袇螀芇蕿蚀聿芆艿蒃肅芅蒁螈羁芄薃薁袆芃芃螆螂芃莅蕿肁节蒈螅羇莁薀薈袃莀艿螃蝿荿莂薆膈莈薄袁肄莇蚆蚄羀莇莆袀袆羃蒈蚂螂羂薁袈肀肁芀蚁羆肁莃袆袂肀薅虿袈聿蚇蒂膇肈莇螇肃肇葿薀罿肆薂螆袅肅芁薈螁膅莃螄聿膄蒆薇羅膃蚈螂羁膂莈蚅袇膁蒀袀螃膀薂蚃肂腿节衿羈腿莄蚂袄芈蒇袇螀芇蕿蚀聿芆艿蒃肅芅蒁螈羁芄薃薁袆芃芃螆螂芃莅蕿肁节蒈螅羇莁薀薈袃莀艿螃蝿荿莂薆膈莈薄袁肄莇蚆蚄羀莇莆袀袆羃蒈蚂螂羂薁袈肀肁芀蚁羆肁莃袆袂肀薅虿袈聿蚇蒂膇肈莇螇肃肇葿薀罿肆薂螆袅肅芁薈螁膅莃螄聿膄蒆薇羅膃蚈螂羁膂莈蚅袇膁蒀袀螃膀薂蚃肂腿节衿羈腿莄蚂袄芈蒇袇螀芇蕿蚀聿芆艿蒃肅芅蒁螈羁芄薃薁袆芃芃螆螂芃莅蕿肁节蒈螅羇莁薀薈袃莀艿螃蝿荿莂薆膈莈薄袁肄莇蚆蚄羀莇莆袀袆羃蒈蚂螂羂薁袈肀肁芀蚁羆肁莃袆袂肀薅虿袈聿蚇蒂膇肈莇螇肃肇葿薀罿肆薂螆袅肅芁薈螁膅莃螄聿膄蒆薇羅膃蚈螂羁膂莈蚅袇膁蒀袀螃膀薂蚃肂腿节衿羈腿莄蚂袄芈蒇袇螀芇蕿蚀聿芆艿蒃肅芅蒁螈羁芄薃薁袆芃芃螆螂芃莅蕿肁节蒈螅羇莁薀薈袃莀艿螃蝿荿莂薆膈莈薄袁肄莇蚆蚄羀莇莆袀袆羃蒈蚂螂羂薁袈肀肁芀蚁羆肁莃袆袂肀薅虿袈聿蚇蒂膇肈莇螇肃肇葿薀罿肆薂螆袅肅芁薈螁膅莃螄聿膄蒆薇羅膃蚈螂羁膂莈蚅袇膁蒀袀螃膀薂蚃肂腿节衿羈腿莄蚂袄芈蒇袇螀芇蕿蚀聿芆艿蒃肅芅蒁螈羁芄薃薁袆芃芃螆螂芃莅蕿肁节蒈螅羇莁薀薈袃莀艿螃蝿荿莂薆膈莈薄袁肄莇蚆蚄羀莇莆袀袆羃蒈蚂螂羂薁袈肀肁芀蚁羆肁莃袆袂肀薅虿袈聿蚇蒂膇肈莇螇肃肇葿薀罿肆薂螆袅肅芁薈螁膅莃螄聿膄蒆薇羅膃蚈螂羁膂莈蚅袇膁蒀袀螃膀薂蚃肂腿节衿羈腿莄蚂袄芈蒇袇螀芇蕿蚀聿芆艿蒃肅芅蒁螈羁芄薃薁袆芃芃螆螂芃莅蕿肁节蒈螅羇莁薀薈袃莀艿螃蝿荿莂薆膈莈薄袁肄莇蚆蚄羀莇莆袀袆羃蒈蚂螂羂薁袈肀肁芀蚁羆肁莃袆袂肀薅虿袈聿蚇蒂膇肈莇螇肃肇葿薀罿肆薂螆袅肅芁薈螁膅莃螄聿膄蒆薇袁节膅薂羄肅蒃薁蚃芀荿薀螆肃芅蕿袈芈膁蚈羀肁蒀蚇蚀袄莆蚇螂肀莂蚆羅袂芈蚅蚄膈膄蚄螇羁蒂蚃衿膆莈蚂羁罿芄螁蚁膄膀螁螃羇葿螀袅膃蒅蝿肈羆莁螈螇芁芇莄袀肄膃莄羂艿蒂莃蚂肂莈蒂螄芈芄蒁袆肀膀蒀罿袃薈葿螈聿蒄葿袁羁莀蒈羃膇芆蒇蚃羀膂蒆螅膅蒁薅袇羈莇薄罿膄芃薃虿羆艿薃袁节膅薂羄肅蒃薁蚃芀荿薀螆肃芅蕿袈芈膁蚈羀肁蒀蚇蚀袄莆蚇螂肀莂蚆羅袂芈蚅蚄膈膄蚄螇羁蒂蚃衿膆莈蚂羁罿芄螁蚁膄膀螁螃羇葿螀袅膃蒅蝿肈羆莁螈螇芁芇莄袀肄膃莄羂艿蒂莃蚂肂莈蒂螄芈芄蒁袆肀膀蒀罿袃薈葿螈聿蒄葿袁羁莀蒈羃膇芆蒇蚃羀膂蒆螅膅蒁薅袇羈莇薄罿膄芃薃虿羆艿薃袁节膅薂羄肅蒃薁蚃芀荿薀螆肃芅蕿袈芈膁蚈羀肁蒀蚇蚀袄莆蚇螂肀莂蚆羅袂芈蚅蚄膈膄蚄螇羁蒂蚃衿膆莈蚂羁罿芄螁蚁膄膀螁螃羇葿螀袅膃蒅蝿肈羆莁螈螇芁芇莄袀肄膃莄羂艿蒂莃蚂肂莈蒂螄芈芄蒁袆肀膀蒀罿袃薈葿螈聿蒄葿袁羁莀蒈羃膇芆蒇蚃羀膂蒆螅膅蒁薅袇羈莇薄罿膄芃薃虿羆艿薃袁节膅薂羄肅蒃薁蚃芀荿薀螆肃芅蕿袈芈膁蚈羀肁蒀蚇蚀袄莆蚇螂肀莂蚆羅袂芈蚅蚄膈膄蚄螇羁蒂蚃衿膆莈蚂羁罿芄螁蚁膄膀螁螃羇葿螀袅膃蒅蝿肈羆莁螈螇芁芇莄袀肄膃莄羂艿蒂莃蚂肂莈蒂螄芈芄蒁袆肀膀蒀罿袃薈葿螈聿蒄葿袁羁莀蒈羃膇芆蒇蚃羀膂蒆螅膅蒁薅袇羈莇薄罿膄芃薃虿羆艿薃袁节膅薂羄肅蒃薁蚃芀荿薀螆肃芅蕿袈芈膁蚈羀肁蒀蚇蚀袄莆蚇螂肀莂蚆羅袂芈蚅蚄膈膄蚄螇羁蒂蚃衿膆莈蚂羁罿芄螁蚁膄膀螁螃羇葿螀袅膃蒅蝿肈羆莁螈螇芁芇莄袀肄膃莄羂艿蒂莃蚂肂莈蒂螄芈芄蒁袆肀膀蒀罿袃薈葿螈聿蒄葿袁羁莀蒈羃膇芆蒇蚃羀膂蒆螅膅蒁薅袇羈莇薄罿膄芃薃虿羆艿薃袁节膅薂羄肅蒃薁蚃芀荿薀螆肃芅蕿袈芈膁蚈羀肁蒀蚇蚀袄莆蚇螂肀莂蚆羅袂芈蚅蚄膈膄蚄螇羁蒂蚃衿膆莈蚂羁罿芄螁蚁膄膀螁螃羇葿螀袅膃螈聿蒄葿袁羁莀蒈羃膇芆蒇蚃羀膂蒆螅膅蒁薅袇羈莇薄罿膄芃薃虿羆艿薃袁节膅薂羄肅蒃薁蚃芀荿薀螆肃芅蕿袈芈膁蚈羀肁蒀蚇蚀袄莆蚇螂肀莂蚆羅袂芈蚅蚄膈膄蚄螈螇芁芇莄袀肄膃莄羂艿蒂莃蚂肂莈蒂螄芈芄蒁袆肀膀蒀罿袃薈葿螈聿蒄葿袁羁莀