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標題: 單片機+DS1302時鐘帶可調鬧鐘顯示程序設計 [打印本頁]

作者: futao 時間: 2019-5-9 19:24
標題: 單片機+DS1302時鐘帶可調鬧鐘顯示程序設計
#include<reg52.h> //包含單片機寄存器的頭文件
sbit led1=P1^0;
sbit led2=P1^2;
sbit led5=P1^5;
sbit du=P2^6;//段選
sbit we=P2^7;//位選
sbit s1=P3^4;
sbit s2=P3^5;
sbit s3=P3^6;
sbit s4=P3^7;
sbit beep=P2^3;
sbit dot=P0^7;
unsigned char shi,fen,miao,unit,keyv,key,av,ashi,afen,amiao;

void delay() //1ms
 {
 unsigned char a,b;

 for(b=102;b>0;b--)
 for(a=3;a>0;a--);
 }

void delay5(void) //誤差 5ms
{
unsigned char a,b;
for(b=15;b>0;b--)
 for(a=152;a>0;a--);
}

void delayhalf (void) //誤差 0.5s
{
unsigned char a,b,c;
for(c=23;c>0;c--)
 for(b=152;b>0;b--)
 for(a=70;a>0;a--);
}

void display( unsigned char h,f,s)
{
unsigned char code duma[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x38};
unsigned char code mawei[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
unsigned char shiwan,wan,qian,bai,shi,ge;

shiwan=h/10;
wan=h%10;
qian=f/10;
bai=f%10;
shi=s/10;
ge=s%10;

P0=duma[shiwan];
 du=1;
 du=0;
 P0=mawei[0];
 we=1;
 we=0;
delay();

 P0=duma[wan];
 dot=1;
 du=1;
 du=0;
 dot=0;
P0=mawei[1];
 we=1;
 we=0;
delay();

 P0=duma[qian];
 du=1;
 du=0;
 P0=mawei[2];
 we=1;
 we=0;
delay();

P0=duma[bai];
 dot=1;
 du=1;
 du=0;
 dot=0;
P0=mawei[3];
 we=1;
 we=0;
delay();

if(key!=1&&key!=2)
{
P0=duma[shi];
 du=1;
 du=0;
 P0=mawei[4];
 we=1;
 we=0;
delay();

P0=duma[ge];
 du=1;
 du=0;
 P0=mawei[5];
 we=1;
 we=0;
 delay();
}
if(key==1||key==2)//
{
P0=duma[10];
 du=1;
 du=0;
 P0=mawei[4];
 we=1;
 we=0;
delay();

P0=duma[11];
 du=1;
 du=0;
 P0=mawei[5];
 we=1;
 we=0;
delay();
}

 P0=0xff;
 we=1;
 we=0;
}
////////////////////////
passtime()
{
if(unit==100)
{
miao++;
unit=0;
led1=!led1;
led2=!led2;
}
if(miao==60)
{
fen++;
miao=0;
}
if(fen==60)
{
shi++;
fen=0;
}
if(shi==24)
{
shi=0;
}
}

//////////////////////////////////////
void InitTimer0(void)//10ms
{
TMOD = 0x01;
TH0 = 0x0DC;
TL0 = 0x00;
EA = 1;
ET0 = 1;
TR0 = 1;
unit=0;
}
void Timer0Interrupt(void) interrupt 1
{
TH0 = 0x0DC;
TL0 = 0x00;
unit++ ;//add your code here!
passtime();
}

void adjustment(void)
{
if(s1==0)
 {
 delay5();
 if(s1==0)
{
while(!s1);

amiao=0;
key++;
led5=0;
if(key==5)
 {
 key=0;
 TR0=1;
 led5=1;
 }
}
}//////s1 count
if(s2==0)
 {
 delay5();
 if(s2==0)
 {
 while(!s2);
 if(key==1)//alram
 {
 ashi++;
 if(ashi==24)
 {
 ashi=0;
 }
 }
 if(key==2)
 {
 afen++;
 if(afen==60)
 {
 afen=0;
 }
 }//alram

 if(key==4)/////
 {
 miao=0;
 TR0=0;
 fen++;
 if(fen==60)
 {
 fen=0;
 }
 }
 if(key==3)///
 {
 miao=0;
 TR0=0;
 shi++;
 if(shi==24)
 {
 shi=0;
 }
 }

 }
 }//adj +

///////////////////adj-
if(s3==0)
 {
 delay5();
 if(s3==0)
 {
 while(!s3);
 if(key==1)//alram
 {
 ashi--;
 if(ashi==-1)
 {
 ashi=23;
 }
 }
 if(key==2)
 {
 afen--;
 if(afen==-1)
 {
 afen=59;
 }
 }//alram

 if(key==4)//
 {
 miao=0;
 TR0=0;
 fen--;
 if(fen==-1)
 {
 fen=59;
 }
 }
 if(key==3)///
 {
 miao=0;
 TR0=0;
 shi--;
 if(shi==-1)
 {
 shi=23;
 }
 }

 }
 }//adj -
}
/////////////////
void alarm(void)
{
if(fen!=afen)
 {
 av=0;
 }
if(av==0)
{
 if(shi==ashi&&fen==afen)
 {
beep=0;
delayhalf();
beep=1;
delayhalf();
beep=0;
delayhalf();
beep=1;
 delayhalf();

 }
}//av==0
}

 /*******************************************************
主函數 編程: 火星人 qq:1170675125 學習板HL-1用
********************************************************/

void main(void)
{ashi=7;afen=0;
InitTimer0();
led2=0;
while(1)
{
if(keyv==0)//close display
{
if(s4==0)
{
 delay5();
 if(s4==0)
{

while(!s4);
keyv=1;
av=1;
}
}
}
if(keyv==1)
{
if(s4==0)
{
delay5();
if(s4==0)
{
while(!s4);
keyv=0;
}
}
}//close display
if(keyv==0)
 {
adjustment();

if(key!=1&&key!=2)
 {
display(shi,fen,miao);
 }
 if(key==1||key==2)
 {
 display(ashi,afen,amiao);

 }
}
if(key==0||key==3||key==4)
{
alarm();
}
}//while
}

基于51單片機的DS1302時鐘帶可調鬧鐘顯示設計.zip

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