智能仪器课程设计数字电子时钟.docx

智能仪器课程设计报告 题 目： 数字电子时钟 学 号： 09042328 姓 名： 黄强 东华理工大学2012年 7 月 1 日程序：#include#include#define CYCLE 20000#define uint unsigned int#define uchar unsigned charvoid Delayxms(unsigned int ms);/延时函数声明void delay1ms();void Display();/显示函数声明void sbuf(unsigned c);/送断码函数声明void dataprocess();/数据处理函数声明void keyscan();/按键扫描函数声明 void k1manage();/k1键处理函数 分校准声明void k2manage();/k2键处理函数 时校准声明void shansuo();/时分闪烁函数声明void DS();/定时函数声明void nz();/闹钟函数声明void k3manage();void k4manage();sbit key1=P20;sbit key2=P21;sbit key3=P22;sbit key4=P23;sbit fm=P26;uint sec,min,hour,psec,pmin,phour,Dsec,Dmin,Dhour;uchar aa,num,a,b,keycode,k1,k2;/中断次数变量uchar flag=0,flage=0;uchar flagee=0;unsigned ssec,gsec,smin,gmin,shour,ghour,gpsec,spsec,gpmin,spmin,gphour,sphour,GDsec,GDmin,GDhour;SDsec,SDmin,SDhour;uchar code tabe= 0x00,0x03,0x0c,0x30;uchar code table=0x03,0x9f,0x25,0x0d,0x99,0x49,0x41,0x1f,0x01,0x09,0xff;main()TMOD=0x01;TH0=(65536-CYCLE)/256;TL0=(65536-CYCLE)%256;ET0=1;TR0=1;EA=1;sec=0;min=0;hour=0;while(1)keyscan();nz();dataprocess();Display();void t0ser() interrupt 1 using 1/定时计数器T0中断服务函数定义if(flagee=1)psec+;if(psec50)psec=0;pmin+;if(pmin59)pmin=0;phour+;if(phour59)phour=0; if(flagee=0) psec=0;pmin=0;phour=0;if(num=50)num=0;sec+;if(sec59)sec=0;min+;if(min59)min=0;hour+;if(hour24)hour=0;else;else;else;elsenum+;TH0=(65536-CYCLE)/256;TL0=(65536-CYCLE)%256;void Display()/显示函数 if(flage=2)/切换到定时显示P1=0xfe;if(num=14) P1=P1|tabeflag; else P1=0xfe;/选中秒个位数码管亮sbuf(GDsec);/发断码P1=0xff;P1=0xfd;if(num=14) P1=P1|tabeflag; else P1=0xfd;/关闭显示器，消影sbuf(SDsec);P1=0xff;P1=0xfb;if(num=14) P1=P1|tabeflag; else P1=0xfb;sbuf(GDmin);P1=0xff; P1=0xf7;if(num=14) P1=P1|tabeflag; else P1=0xf7;sbuf(SDmin);P1=0xff; P1=0xef;if(num=14) P1=P1|tabeflag; else P1=0xef;sbuf(GDhour);P1=0xff; P1=0xdf;/选中时十位显示数码管if(num=14) P1=P1|tabeflag; else P1=0xdf;sbuf(SDhour);P1=0x0ff;elseif(flage=1)/切换到跑表P1=0xfe;sbuf(gpsec);/发断码P1=0xff;P1=0xfd;sbuf(spsec);/发断码P1=0xff;P1=0xfb;sbuf(gpmin);/发断码P1=0xff;P1=0xf7;sbuf(spmin);/发断码P1=0xff;P1=0xef;sbuf(gphour);/发断码P1=0xff;P1=0xdf;sbuf(sphour);/发断码P1=0xff; elseif(flage=0)P1=0xfe;if(num=14) P1=P1|tabeflag; else P1=0xfe;/选中秒个位数码管亮sbuf(gsec);/发断码P1=0xff;P1=0xfd;if(num=14) P1=P1|tabeflag; else P1=0xfd;/关闭显示器，消影sbuf(ssec);P1=0xff;P1=0xfb;if(num=14) P1=P1|tabeflag; else P1=0xfb;sbuf(gmin);P1=0xff; P1=0xf7;if(num=14) P1=P1|tabeflag; else P1=0xf7;sbuf(smin);P1=0xff; P1=0xef;if(num=14) P1=P1|tabeflag; else P1=0xef;sbuf(ghour);P1=0xff; P1=0xdf;/选中时十位显示数码管if(num=14) P1=P1|tabeflag; else P1=0xdf;sbuf(shour);P1=0x0ff;void sbuf(unsigned c)/送断码函数SBUF=tablec;while(!TI)TI=0;Delayxms(5);void dataprocess()/数据处理函数ssec=sec/10; /秒十位数求取gsec=sec-ssec*10;/秒个位数求取smin=min/10;/分十位数求取gmin=min-smin*10;/分个位数求取shour=hour/10;/时十位数求取ghour=hour-shour*10;/时个位数求取spsec=psec/10;gpsec=psec-spsec*10;spmin=pmin/10;gpmin=pmin-spmin*10;sphour=phour/10;gphour=phour-sphour*10;SDsec=Dsec/10;GDsec=Dsec-SDsec*10;SDmin=Dmin/10;GDmin=Dmin-SDmin*10;SDhour=Dhour/10;GDhour=Dhour-SDhour*10;void keyscan()/按键扫描函数if(key1=0) flag+; if(flag=4) flag=0; while(!key1) Display(); if(key2=0)while(!key2)Display();k2manage();if(key3=0)while(!key3)Display();k3manage();if(key4=0)while(!key4)Display();k4manage();void k2manage()/k2键处理函数 时校准if(flage=2)DS();elseif(flag=1)if(sec=59)sec=0;elsesec+; if(flag=2)if(min=59)min=0;elsemin+; if(flag=3)if(hour=59)hour=0;elsehour+;void k3manage()/flage为1切换到跑表显示，为2切换到定时界面，为0走时界面flage+;if(flage2)flage=0;void k4manage()/flagee为1启动跑表，为2关闭跑表，为0清零flagee+;if(flagee2)flagee=0;void DS()/定时修改函数if(flag=1)if(Dsec=59)Dsec=0;elseDsec+; if(flag=2)if(Dmin=59)Dmin=0;elseDmin+; if(flag=3)if(Dhour=59)Dhour=0;elseDhour+;void nz()/闹钟函数if(Dsec=sec)if(Dmin=min)if(Dhour=hour)fm