以作息时间控制为主的多功能任务设计(淮阴工学院电气学院)

1、#include<reg52.h> /52单片机头文件，声明各寄存器等#include <intrins.h>#define uint unsigned int /宏定义符号，类似于替换#define uchar unsigned char sbit key1=P34; /宏定义位,也即IO口定义sbit key2=P35; sbit key3=P36; sbit key4=P37; sbit fm=P23;sbit dula=P26;sbit wela=P27;sbit bear=P23;uint i; /定义各符号uchar aa,bb,numdu,numwe;uc

2、har sec1,min1,hour1,year1,mon1,day1,temp1,temp2,sec2,min2,hour2; /主功能符号定义uchar code tablew=0x71,0x6d,0x5b,0x3f,0x6d,0x5b,0x06, ;uchar code tablewe=0xfe,0xfd,0xfb,0xf7,0xef,0xdf;uchar code table=0x3f,0x06,0x5b,0x4f, /主功能数组定义0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71;void w1(); /子函数声明

3、void w2();void w3();void w4();void delayms(uint xms); void timer0();void delay(uint z); /主功能子函数声明 void init();void display(uchar hour,uchar min,uchar sec);void keyscan(); void alarm();void time1();/*- 主函数-*/void main() key1=1;key2=1;key3=1;key4=1;while(1) while(!key1)w1();while(!key2)w2();while(!key

4、3)w3();while(!key4)w4(); /*- 按键控制蜂鸣器过程 -*/void w1()if(!key1)delayms(300); /延时防抖，松手检测if(key1) fm=!fm; /*- 按键控制流水灯过程 -*/void w2()loop1:P1=0xff;if(!key2) delayms(300);if(key2)aa=0xfe;/赋初值11111110 while(1) /大循环P1=aa;delayms(100); /延时500毫秒aa=_crol_(aa,1); /将aa循环左移1位后再赋给aa /相应的cror是循环右移一位 if(!key2)delayms

5、(300);if(key2)goto loop1; /*- 按键控制数码管过程 -*/void w3() loop2:wela=1; P0=0xff; if(!key3) delayms(300);if(key3)numdu=0;numwe=0;while(1)numdu+;if(numdu=7)numdu=1;dula=1; /开段锁存器P0=tablewnumdu; /送段码dula=0; /锁存段码wela=1; /开位锁存器P0=tablewenumwe; /送位码wela=0; /锁存位码numwe+;if(numwe=6)numwe=0;delayms(5); if(!key3)d

6、elayms(300);if(key3)goto loop2; /*- 按键控制作息时间过程 -*/void w4()if(!key4) delayms(300);if(key4)init(); /主功能主程序while(1) keyscan();alarm(); /*-延时函数（用于按键，蜂鸣器，流水灯等的延时）-*/void delayms(uint xms)uint i,j;for(i=xms;i>0;i-) /i=xms即延时约xms毫秒for(j=110;j>0;j-);/*- 主功能相关所有子程序-*/void delay(uint z) /延时程序/uint x,y;

7、for(x=0;x<z;x+)for(y=0;y<110;y+);void init() /赋初值程序/TMOD=0X02; /选择模式2，可自动重装载的八位计数器TH0=6; /给TH0赋初值 最大256-250=6 ；250与后面的3886相乘约为1sTL0=6; /给TH0赋初值 自动装入初值TL=TH6EA=1; /开总中断ET0=1; /开T0中断TR0=1;hour1=15;min1=20; sec1=57;year1=11;mon1=12;day1=24;void display(uchar hour,uchar min,uchar sec) /显示程序/uchar

8、s1,s2,m1,m2,h1,h2; /该段用于数码管显示要赋的值s2=sec/10; /显示秒的第二位，即个位s1=sec%10; /显示秒的第一位，即十位 ； “%” 两边为整型，表示取余； m2=min/10; /下四句同m1=min%10;h2=hour/10;h1=hour%10;dula=1; /显示小时的十位数P0=tableh2; dula=0;P0=0XFF; /P0初始化wela=1;P0=0XFE; /打开第一位数码管delay(1);dula=1; /显示小时的个位数P0=tableh1+0x80; /0x80显示小数点dula=0;P0=0XFF; /P0初始化wel

9、a=1; P0=0XFd; /打开第二位数码管delay(1);dula=1; /显示分钟的十位数P0=tablem2;dula=0;P0=0XFF;wela=1;P0=0XFb;delay(1);dula=1; /显示分钟的个位数P0=tablem1+0x80;dula=0;P0=0XFF;wela=1;P0=0XF7;delay(1);dula=1; /显示秒的十位数P0=tables2;dula=0;P0=0XFf;wela=1;P0=0Xef;delay(1);dula=1; /显示秒的个位数P0=tables1;dula=0;P0=0XFF;wela=1;P0=0Xdf;delay(

10、1);void keyscan() /键盘扫描程序/if(key1=0)delay(10);if(key1=0)/TR0=0;temp1+;if(temp1=4) /temp1用于记小时，分钟，秒的数码管temp1=0; TR0=1;while(!key1)switch(temp2) /temp2用于记日历，闹钟，时钟三种模式case 0:display(hour1,min1,sec1);break;case 1:display(year1,mon1,day1);break;case 2:display(hour2,min2,sec2);break;if(key2=0)delay(10);if

11、(key2=0)if(temp2=0)TR0=0;switch(temp1)case 1:sec1+;if(sec1=60)sec1=0;break;case 2:min1+;if(min1=60)min1=0;break;case 3:hour1+;if(hour1=24)hour1=0;break;while(!key2)display(hour1,min1,sec1);if(temp2=1)TR0=1;switch(temp1)case 1:day1+;if(day1=31)day1=1;break;case 2:mon1+;if(mon1=13)mon1=1;break;case 3:

12、year1+;if(year1=100)year1=0;break;while(!key2)display(year1,mon1,day1);if(temp2=2)TR0=1;switch(temp1)case 1:sec2+;if(sec2=60)sec2=0;break;case 2:min2+;if(min2=60)min2=0;break;case 3:hour2+;if(hour2=24)hour2=0;break;while(!key2)display(hour2,min2,sec2);if(key3=0)delay(10);if(key3=0)if(temp2=0)TR0=0;s

13、witch(temp1)case 1:if(sec1=0)sec1=60;sec1-;break;case 2:if(min1=0)min1=60;min1-;break;case 3:if(hour1=0)hour1=24;hour1-;break;while(!key3)display(hour1,min1,sec1);if(temp2=1)TR0=1;switch(temp1)case 1:if(day1=1)day1=31;day1-;break;case 2:if(mon1=1)mon1=13;mon1-;break;case 3:if(year1=0)year1=100;year1

14、-;break;while(!key3)display(year1,mon1,day1);if(temp2=2)TR0=1;switch(temp1)case 1:if(sec2=0)sec2=60;sec2-;break;case 2:if(min2=0)min2=60;min2-;break;case 3:if(hour2=0)hour2=24;hour2-;break;while(!key3)display(hour2,min2,sec2);if(key4=0)delay(10);if(key4=0)temp1=0;temp2+;if(temp2=3)temp2=0;while(!key

15、4)switch(temp2)case 0:display(hour1,min1,sec1);break;case 1:display(year1,mon1,day1);break;case 2:display(hour2,min2,sec2);break;switch(temp2)case 0:display(hour1,min1,sec1);break;case 1:display(year1,mon1,day1);break;case 2:display(hour2,min2,sec2);break;void alarm() /蜂鸣器，流水灯程序/uint i; if(hour1=hou

16、r2&&min1=min2&&(sec1>=sec2&&sec1<sec2+30)|(min1=0&&sec1<20) /闹钟响30秒，正点报时20秒功能for(i=0;i<20;i+)bear=bear;P1=P1;switch(temp2)case 0:display(hour1,min1,sec1);break;case 1:display(year1,mon1,day1);break;case 2:display(hour2,min2,sec2);break;delay(30);bear=1;P1=0xff;/*void mainw() /主功能主程序/init();while(1) keyscan