分享一个单片机可调闹铃程序+仿真 -

#include<reg51.h>
#include<INTRINS.H>
#define uchar unsigned char
#define uint unsigned int
sbit key1=P1^0;
sbit key2=P1^1;
sbit key3=P1^2;
sbit key4=P1^3;
sbit key5=P1^4;
sbit key6=P1^5;
sbit key7=P1^6;
sbit key8=P1^7;
sbit buzzer=P2^5; //蜂鸣器端口
sbit lcd_RS = P2^0; //1602数据/命令选择端（H：数据寄存器L：指令寄存器）
sbit lcd_RW = P2^1; //1602读/写选择端
sbit lcd_E = P2^2;//1602使能信号端
uchar time0[]="CLOCK 23:58";
uchar mark1[]="2015-01-01";
uchar mark2[]=" SET UP ";
uchar code tab[]={'0','1','2','3','4','5','6','7','8','9'};//液晶显示
uchar code tab2[]={0x08,0x14,0x0A,0x15,0x0A,0x14,0x08,0x10}; //有闹铃声响开关标示显示
uchar alarm_on; //闹铃声响级
uchar sound_on; //闹铃发声标示
uchar display_alarm; //显示闹铃标示
uchar num=0;
uchar flag_clock,flag_alarm,flag_year; //时钟/闹铃设置模式标示
uchar second,minute,hour; //秒，分，时
uint nian,yue,ri; //年月日
uchar alarm_h,alarm_m; //闹铃的时，分
uchar clock[11]; //时间
uchar alarm[11]; //闹铃
uint year[10]; //年月日
void delay1(uint t)//短延时函数
{
while(t--);
}
void delay2(uint t) //长延时函数
{
uint x,y;
for(x=t;x>0;x--)
for(y=110;y>0;y--);
}
void WriteCommand(uchar com) //写入指令
{
delay2(5);//操作前短暂延时，保证信号稳定
lcd_E=0;
lcd_RS=0;
lcd_RW=0;
P3=com;
lcd_E=1;
delay2(5);
lcd_E=0;
}
void WriteData(uchar dat) //写数据
{
delay2(5); //操作前短暂延时，保证信号稳定
lcd_E=0;
lcd_RS=1;
lcd_RW=0;
P3=dat;
lcd_E=1;
delay2(5);
lcd_E=0;
}
void handle_time() //显示时间
{
uchar i;
clock[0]='C';
clock[1]='L';
clock[2]='O';
clock[3]='C';
clock[4]='K';
clock[5]=0x20;//显示为空
clock[6]=tab[hour/10];
clock[7]=tab[hour%10];
clock[8]=0x3a; //显示冒号
clock[9]=tab[minute/10];
clock[10]=tab[minute%10];
WriteCommand(0x80+0x03);//光标指向第1行
for(i=0;i<11;i++)// 显示
{
WriteData(clock[i]);
delay2(10);
}
}
void handle_year() //显示年月日
{
uchar i;
year[0]=tab[nian/1000];
year[1]=tab[(nian%1000)/100];
year[2]=tab[((nian%1000)%100)/10];
year[3]=tab[((nian%1000)%100)%10];
year[4]='-';
year[5]=tab[yue/10];
year[6]=tab[yue%10];
year[7]='-';
year[8]=tab[ri/10];
year[9]=tab[ri%10];
WriteCommand(0x80+0x43); //第2行
for(i=0;i<10;i++)
{
WriteData(year[i]);
delay2(10);
}
}
void InitLcd1602() //lcd1602初始化
{
uchar i;
delay2(15);
WriteCommand(0x38); //display mode
WriteCommand(0x38); //display mode
WriteCommand(0x38); //display mode
WriteCommand(0x06); //显示光标移动位置
WriteCommand(0x0c); //显示开及光标设置
WriteCommand(0x01); //显示清屏
WriteCommand(0x80+0x03);//光标指向第一行
for(i=0;i<11;i++)// 显示
{
WriteData(time0[i]);
delay2(10);
}
WriteCommand(0x80+0x43);//将光标移到第二行
for(i=0;i<10;i++)// 显示
{
WriteData(mark1[i]);
delay2(10);
}
}
void handle_alarm() //显示闹钟
{
uchar i;
alarm[0]='A';
alarm[1]='L';
alarm[2]='A';
alarm[3]='R';
alarm[4]='M';
alarm[5]=0x20;//显示为空
alarm[6]=tab[alarm_h/10];
alarm[7]=tab[alarm_h%10];
alarm[8]=0x3a; //显示冒号
alarm[9]=tab[alarm_m/10];
alarm[10]=tab[alarm_m%10];
WriteCommand(0x80+0x03);//光标指向第1行第一个字符
for(i=0;i<11;i++)// 显示
{
WriteData(alarm[i]);
delay2(10);
}
}
void clock_set_up() //时钟设置模式
{
while(flag_clock)
{
uchar i;
WriteCommand(0x80+0x43);
for(i=0;i<11;i++)// 显示
{
WriteData(mark2[i]);
delay2(10);
}
if(key1==0) //时++
{
delay2(5);//延时消抖
if(key1==0)
{
hour++;
if(hour==24)
{
hour=0;
}
}
while(!key1);//松手检测
}
if(key2==0)
{
delay2(5);//延时消抖
if(key2==0)
{
if(hour!=0) //时减
hour--;
}
while(!key2);//松手检测
}
if(key3==0) //分++
{
delay2(5);
if(key3==0)
{
minute++;
if(minute==60)
{
minute=0;
hour++;
if(hour==24)
{
hour=0;
}
}
}
while(!key3);
}
if(key4==0) //分--
{
delay2(5);
if(key4==0)
{
if(minute!=0)
minute--;
}
while(!key4);
}
handle_time(); //显示时间
if(key7==0) //结束时钟设置
{
delay2(5);//延时消抖
while(!key7);//松手检测
flag_clock=0;
}
}
}
void alarm_set_up() //闹铃设置模式
{
while(flag_alarm)
{
uchar i;
WriteCommand(0x80+0x43);
for(i=0;i<11;i++)// 显示
{
WriteData(mark2[i]);
delay2(10);
}
if(key1==0) //时++
{
delay2(5);//延时消抖
if(key1==0)
{
alarm_h++;
if(alarm_h==24)
{
alarm_h=0;
}
}
while(!key1);//松手检测
}
if(key2==0) //时--
{
delay2(5);
if(key2==0)
{
if(alarm_h!=0)
alarm_h--;
}
while(!key2);
}
if(key3==0) //分++
{
delay2(5);//延时消抖
if(key3==0)
{
alarm_m++;
if(alarm_m==60)
{
alarm_m=0;
alarm_h++;
if(alarm_h==24)
{
alarm_h=0;
}
}
}
while(!key3);//松手检测
}
if(key4==0) //分--
{
delay2(5);
if(key4==0)
{
if(alarm_m!=0)
alarm_m--;
}
while(!key4);
}
handle_alarm(); //显示闹铃
if(key7==0) //结束闹铃设置
{
delay2(5);//延时消抖
while(!key7);//松手检测
flag_alarm=0;
}
}
}
void alarm_sound() //声响
{
buzzer=0;
delay2(50);
buzzer=1;
delay2(50);
buzzer=0;
delay2(50);
buzzer=1;
delay2(50);
buzzer=0;
delay2(50);
}
void year_set_up() //key4年月日设置
{
while(flag_year)
{
uchar i;
WriteCommand(0x80+0x03);
for(i=0;i<11;i++)// 显示
{
WriteData(mark2[i]);
delay2(10);
}
if(key1==0) //年+
{
delay2(5);
if(key1==0)
{
nian++;
}
while(!key1);
}
if(key2==0) //年--
{
delay2(5);
if(key2==0)
{
if(key2==0)
nian--;
}
while(!key2);
}
if(key3==0) //月+
{
delay2(5);
if(key3==0)
{
yue++;
if(yue==13)
yue=1;
}
while(!key3);
}
if(key4==0) //月--
{
delay2(5);
if(key4==0)
{
yue--;
if(yue==0)
yue=1;
}
while(!key4);
}
if(key5==0) //日++
{
delay2(5);
if(key5==0)
{
if(yue==2||yue==4||yue==6||yue==9||yue==11)
{
ri++;
if(yue==2)
{
if(ri==29)
{
if((nian%4==0&&nian%100!=0)||(nian%400==0));//闰年
else //平年
ri=1;
}
if(ri==30)
ri=1;
}
if(ri==31)
ri=1;
}
else
{
ri++;
if(ri==32)
ri=1;
}
}
while(!key5);
}
if(key6==0) //日—-
{
delay2(5);
if(key6==0)
{
ri--;
if(ri==0)
ri=1;
}
while(!key6);
}
handle_year();
if(key7==0)
{
delay2(5);
if(key7==0)
flag_year=0;
while(!key7);
}
}
}
void key7_set_up() //K7开关闹铃
{
uchar i;
alarm_on++;
if(alarm_on==2)
{
alarm_on=0;
}
if(alarm_on==1)
{
sound_on=1;
WriteCommand(0x40);//写入自定义字符
for(i=0;i<8;i++)
{
WriteData(tab2[i]);
}
WriteCommand(0x80+0x40);//显示自定义字符
WriteData(0x00);
delay2(10);
}
if(alarm_on==0)
{
sound_on=0;
buzzer=1;
WriteCommand(0x80+0x40);//显示闹铃标示为空
WriteData(0x20);
delay2(10);
}
}
void main()
{
TMOD=0x10;
IE=0x88;
TH1=0x3c;
TL1=0xb0;
TR1=1;
nian=2015;
yue=1;
ri=1;
hour=23; //初始时间
minute=58;
second=0;
display_alarm=0; //开机不显示闹铃
alarm_h=0; // 初始闹铃
alarm_m=0;
alarm_on=0;
sound_on=1; //开机默认无声响
InitLcd1602();
while(1)
{
uchar i;
handle_year();
handle_time();
if(key1==0) //进入时钟设置模式
{
delay2(5);//延时消抖
while(!key1);//松手检测
flag_clock=1;
clock_set_up();
}
if(key2==0) //设置闹铃模式
{
delay2(5);//延时消抖
while(!key2);//松手检测
flag_alarm=1;
alarm_set_up();
}
if(key3==0) //显示闹铃，
{
delay2(5);//延时消抖
while(!key3);//松手检测
display_alarm=1;
while(display_alarm)
{
handle_alarm();
if(key7==0)
{
delay2(5);
if(key7==0)
display_alarm=0;
while(!key7);
}
}
}
if(key4==0) //设置年月日模式
{
delay2(5);
while(!key4);
flag_year=1;
year_set_up();
}
if(key7==0) //闹铃开关启
{
delay2(5);
while(!key7);
key7_set_up();
}
if((hour==alarm_h)&&(minute==alarm_m)) //闹铃时间是否到了
{
if(sound_on==1)
{
sound_on=0;
alarm_sound();
}
}
}
}
void ti_func() interrupt 3
{
TH1=0x3c;
TL1=0xb0;
if(num<20)
{
num=num+1;
}
if(num==20) //num为20时1S时间到
{
num=0;
second=second+1;
if(second==60) //1分钟时间到
{
second=0;
minute=minute+1;
if(minute==60) //1小时时间到
{
minute=0;
hour=hour+1;
if(hour==24) // 24小时到
{
hour=0;
ri++;
if(yue==2||yue==4||yue==6||yue==9||yue==11)
{
if(yue==2)
{
if(ri==29)
{
if((nian%4==0&&nian%100!=0)||(nian%400==0));//闰年
else
{
ri=1;
yue++;
}
}
if(ri==30)
{
ri=1;
yue++;
}
}
if(ri==31)
{
ri=1;
yue++;
}
}
else
{
if(ri==32)
{
ri=1;
yue++;
if(yue==13)
{
nian++;
yue=1;
}
}
}
}
}
}
}
}

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