基于AT89C52单片机的可编程时钟设计.zip_JI1_仿真_原理图_基于AT89C52单片机的可编程时钟设计_源程序

#include<reg52.h> #include<intrins.h> #define uint unsigned int #define uchar unsigned char sbit key1=P1^0; sbit key2=P1^1; sbit key3=P1^2; sbit key4=P1^3; sbit lcdrs=P2^5; sbit lcdrw=P2^6; sbit lcden=P2^7; sbit led=P2^0; sbit sound=P2^3; int a,b,i,hour,hourshi,hourge,min,minshi,minge,sec,secshi,secge,cnt,cnt1, amin1=1,ahour1,aminge1,aminshi1,ahourge1,ahourshi1, amin2=1,ahour2,aminge2,aminshi2,ahourge2,ahourshi2; uchar code table1[]={'0','1','2','3','4','5','6','7','8','9'}; uchar code table2[]="Time 00:00"; uchar code Alarm_1[]="Ala1"; uchar code Alarm_2[]="Ala2"; uchar num1,num2,alarm1,alarm2,alarm3; void delay(unsigned int z) { uint i,j; for(i=z;i>0;i--) for(j=110;j>0;j--); } void write_com(uchar com) //写命令 { lcdrs=0; P3=com; delay(2); lcden=1; delay(2); lcden=0; } void write_data(uchar date) //写数据 { lcdrs=1; P3=date; delay(2); lcden=1; delay(2); lcden=0; } void time() //调节时间 { while(1) { if(key1==0) { delay(10); if(key1==0) { if(hour==23) hour=0; else hour++; hourge=hour%10; hourshi=hour/10; write_com(0x0f); delay(2); write_com(0x80+1); write_data(table1[hourge]); delay(5); write_com(0x80); delay(2); write_data(table1[hourshi]); while(!key1); } } if(key2==0) { delay(10); if(key2==0) { if(min==59) min=0; else min++; minge=min%10; minshi=min/10; write_com(0x0f); write_com(0x80+4); write_data(table1[minge]); delay(1); write_com(0x80+3); write_data(table1[minshi]); delay(1); while(!key2); } } if(key3==0) { delay(10); if(key3==0) //按下K3，返回时间模式 { write_com(0x0c); TR1=1; while(!key3); break; } } } } void display1() // 闹钟一 { while(1) { if(key1==0) { delay(10); if(key1==0) { if(ahour1==23) ahour1=0; else ahour1++; ahourge1=ahour1%10; ahourshi1=ahour1/10; write_com(0x0f); write_com(0x80+0x40+8); //写入时与分之间的分隔标志： write_data(':'); write_com(0x80+0x40+7); //写入闹钟1时间的小时 write_data(table1[ahourge1]); delay(1); write_com(0x80+0x40+6); write_data(table1[ahourshi1]); delay(1); while(!key1); } } if(key2==0) { delay(10); if(key2==0) { if(amin1==59) amin1=0; else amin1++; aminge1=amin1%10; aminshi1=amin1/10; write_com(0x0f); write_com(0x80+0x40+10); //写入闹钟1时间的分钟 write_data(table1[aminge1]); delay(1); write_com(0x80+0x40+9); write_data(table1[aminshi1]); delay(1); while(!key2); } } if(key3==0) { alarm3=~alarm3; delay(10); if(key3==0) { write_com(0x0c); write_com(0x80+0x40); for(i=0;i<5;i++) write_data(table2[i]); while(!key3); delay(250); write_com(0x01); break; //结束闹钟一的设置 } } } } void display2() //闹钟二 { while(1) { if(key1==0) { delay(10); if(key1==0) { if(ahour2==23) ahour2=0; else ahour2++; ahourge2=ahour2%10; ahourshi2=ahour2/10; write_com(0x0f); write_com(0x80+0x40+8); //写入闹钟二小时与分钟的间隔标志： write_data(':'); write_com(0x80+0x40+7); //写入闹钟二时间的小时位 write_data(table1[ahourge2]); delay(1); write_com(0x80+0x40+6); write_data(table1[ahourshi2]); delay(1); while(!key1); } } if(key2==0) { delay(10); if(key2==0) { if(amin2==59) amin2=0; else amin2++; aminge2=amin2%10; aminshi2=amin2/10; write_com(0x0f); write_com(0x80+0x40+10); //写入闹钟2分钟位 write_data(table1[aminge2]); delay(1); write_com(0x80+0x40+9); write_data(table1[aminshi2]); delay(1); while(!key2); } } if(key3==0) { alarm3=~alarm3; delay(10); if(key3==0) { write_com(0x0c); write_com(0x80+0x40); for(i=0;i<5;i++) write_data(table2[i]); while(!key3); delay(250); write_com(0x01); break; //结束闹钟二的设置 } } } } void keyscan() //键盘扫描程序 { if(key1==0) { delay(10); if(key1==0) { while(!key1); //若按下K1进入时间设置 time(); } } else if(key4==0) //若按下K4 { cnt1++; delay(10); if(cnt==1) { while(!key4) { ahourge1=ahour1%10; ahourshi1=ahour1/10; write_com(0x80+0x40+7); write_data(table1[ahourge1]); delay(5); write_com(0x80+0x40+6); write_data(table1[ahourshi1]); delay(5); aminge1=amin1%10; aminshi1=amin1/10; write_com(0x80+0x40+10); write_data(table1[aminge1]); delay(5); write_com(0x80+0x40+9); write_data(table1[aminshi1]); delay(2); write_com(0x80+0x40); for(i=0;i<4;i++) write_data(Alarm_1[i]); } delay(2); write_com(0x01); } if(cnt1==2) { while(!key4) { ahourge2=ahour2%10; ahourshi2=ahour2/10; write_com(0x80+0x40+7); write_data(table1[ahourge2]); delay(5); write_com(0x80+0x40+6); write_data(table1[ahourshi2]); delay(2); aminge1=amin1%10; aminshi1=amin1/10; write_com(0x80+0x40+10); write_data(table1[aminge2]); delay(5); write_com(0x80+0x40+9); write_data(table1[aminshi2]); delay(2); write_com(0x80+0x40); for(i=0;i<4;i++) write_data(Alarm_2[i]); } delay(2); write_com(0x01); } if(cnt1>2) cnt1=0; } else if(key3==0) { cnt++; delay(10); if(cnt==1) { while(!key3); ahourge1=ahour1%10; ahourshi1=ahour1/10; write_com(0x80+0x40+7); write_data(table1[ahourge1]); delay(5); write_com(0x80+0x40+6); write_data(table1[ahourshi1]); delay(2); aminge1=amin1%10; aminshi1=amin1/10; write_com(0x80+0x40+10); write_data(table1[aminge1]); delay(5); write_com(0x80+0x40+9); write_data(table1[aminshi1]); delay(2); write_com(0x80+0x40); for(i=0;i<4;i++) write_data(Alarm_1[i]); display1(); } if(cnt==3) { while(!key3); ahourge2=ahour2%10; ahourshi2=ahour2/10; write_com(0x80+0x40+7); write_data(table1[ahourge2]); delay(5); write_com(0x80+0x40+6); write_data(table1[ahourshi2]); delay(2); aminge2=amin2%10; aminshi2=amin2/10; write_com(0x80+0x40+10); write_data(table1[aminge2]); delay(5); write_com(0x80+0x40+9); write_data(table1[aminshi2]); delay(2); write_com(0x80+0x40); for(i=0;i<4;i++) write_data(Alarm_2[i]); display2(); } if(cnt>3) { cnt=0; } } } void lcd_init() { lcden=0; lcdrw=0; write_com(0x3c); //双行显示，8位总线，5*10显示 write_com(0x0c); //开显示，无光标 write_com(0x06); //光标左移，文字不左移 write_com(0x01); //清屏 delay(2); write_com(0x80); //置数据存贮器地址 for(i=0;i<6;i++) { write_data(table2[i]); delay(2); } } void judge() { if(sec==60) { min++; sec=0; } if(min==60) { hour++; min=0; } } void init() { key1=1;key2=1;key3=1;key4=1;sec=0;a=0;sound=1; TMOD=0x10; TL1=0xB0; TH1=0x3C; EA=1; ET1=1; TR1=1; } void speak() { if(amin1==min&&ahour1==hour||amin2==min&&ahour2==hour) { delay(5); sound=0; led=0; } delay(10); delay(10); delay(10); led=1; sound=1; } void led1() interrupt 3 { TL1=0xB0; TH1=0x3C; speak(); num1++; num2++; if(num2==20) { sec++; num2=0; judge(); } } void main() { lcd_init(); init(); while(1) { keyscan(); hourshi=hour/10; hourge=hour%10; write_com(0x80+0); write_data(table1[hourshi]); delay(5); write_com(0x80+1); write_data(table1[hourge]); delay(5); write_com(0x80+2); write_data(':'); delay(5); minshi=min/10; minge=min%10; write_com(0x80+3); write_data(table1[minshi]); delay(5); write_com(0x80+4); write_data(table1[minge]); delay(5); write_com(0x80+5); write_data(':'); delay(5); secshi=sec/10; secge=sec%10; write_com(0x80+6); write_data(table1[secshi]); delay(5); write_com