多功能万年历DS1302+DS18B20+继电器仿真与与源码 -

#include "reg52.h"
#include "lcd1602.h"
#include "ds18b20.h"
#include "ds1302.h"
/*********按键*********/
sbit s1=P0^0;
sbit s2=P0^1;
sbit s3=P0^2;
sbit s4=P0^3;
/****时间结构体变量****/
Ds1302_Date Date;
/*********继电器*********/
sbit ji_dian_qi=P3^6; //1动作ji_dian_qi
unsigned char SetTemp =25,t;
/*********标志位*************/
unsigned char flag=0;
unsigned char flag1=0;
unsigned char flag2=0;
int wendu;
//十进制转化为BC码
unsigned char dectobcd(unsigned char dec)
{
unsigned char bcd;
bcd = 0;
while(dec >= 10)
{
dec -= 10;
bcd++;
}
bcd <<= 4;
bcd |= dec;
return bcd;
}
void Delay(uint z)
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void LCD_SetTemp(unsigned char X,unsigned char Y,unsigned char temp)
{
unsigned char ge,shi;
unsigned char tab1[3];
ge =temp%10;
shi=temp/10%10;
tab1[1] ='0'+ge;
tab1[0] ='0'+shi;
tab1[2] ='\0';
Lcd1602_Write_Cmd(0x0c);//取消光标闪烁
LcdShowStr(X,Y,tab1);
}
void key()
{
if(s1==0)
{
Delay(1);
if(s1==0) //
{
while(!s1);
if(flag2==0)
{
flag=~flag;
}
else if(flag2==1)
{
Date.Minute++;
if(Date.Minute==60)
Date.Minute=0;
Date.Minute=dectobcd(Date.Minute);
Write1302 (WRITE_PROTECT,0X00); //禁止写保护
Write1302 (WRITE_MINUTE,Date.Minute); //分钟初始化
Write1302 (WRITE_PROTECT,0x80); //允许写保护
}
else if(flag2==2)
{
Date.Hour++;
if(Date.Hour==24)
Date.Hour=0;
Date.Hour=dectobcd(Date.Hour);
Write1302 (WRITE_PROTECT,0X00); //禁止写保护
Write1302 (WRITE_HOUR,Date.Hour); //小时初始化
Write1302 (WRITE_PROTECT,0x80); //允许写保护
}
else if(flag2==3)
{
Date.Year++;
if(Date.Year==80)
Date.Year=0;
Date.Year=dectobcd(Date.Year);
Write1302 (WRITE_PROTECT,0X00); //禁止写保护
Write1302 (WRITE_YEAR,Date.Year); //年初始化
Write1302 (WRITE_PROTECT,0x80); //允许写保护
}
else if(flag2==4)
{
Date.Month++;
if(Date.Month==13)
Date.Month=0;
Date.Month=dectobcd(Date.Month);
Write1302 (WRITE_PROTECT,0X00); //禁止写保护
Write1302 (WRITE_MONTH,Date.Month); //月初始化
Write1302 (WRITE_PROTECT,0x80); //允许写保护
}
else if(flag2==5)
{
Date.Day++;
if(Date.Month==2)
{
if(Date.Day==29)
Date.Day=0;
}else if(Date.Month==4 || Date.Month==6 || Date.Month==9 || Date.Month==11)
{
if(Date.Day==31)
Date.Day=0;
}
else
{
if(Date.Day==32)
Date.Day=0;
}
Date.Day=dectobcd(Date.Day);
Write1302 (WRITE_PROTECT,0X00); //禁止写保护
Write1302 (WRITE_DAY,Date.Day); //日初始化
Write1302 (WRITE_PROTECT,0x80); //允许写保护
}
else if(flag2==6)
{
SetTemp++;
LCD_SetTemp(1,1,SetTemp);
}
}
}
if(s2==0)
{
Delay(1);
if(s2==0) //功能键
{
while(!s2);
if(flag2==0)
{
flag1=~flag1;
}
else if(flag2==1)
{
Date.Minute--;
if(Date.Minute==255)
Date.Minute=59;
Date.Minute=dectobcd(Date.Minute);
Write1302 (WRITE_PROTECT,0X00); //禁止写保护
Write1302 (WRITE_MINUTE,Date.Minute); //分钟初始化
Write1302 (WRITE_PROTECT,0x80); //允许写保护
} else if(flag2==2)
{
Date.Hour--;
if(Date.Hour==255)
Date.Hour=23;
Date.Hour=dectobcd(Date.Hour);
Write1302 (WRITE_PROTECT,0X00); //禁止写保护
Write1302 (WRITE_HOUR,Date.Hour); //小时初始化
Write1302 (WRITE_PROTECT,0x80); //允许写保护
}
else if(flag2==3)
{
Date.Year--;
if(Date.Year==255)
Date.Year=79;
Date.Year=dectobcd(Date.Year);
Write1302 (WRITE_PROTECT,0X00); //禁止写保护
Write1302 (WRITE_YEAR,Date.Year); //年初始化
Write1302 (WRITE_PROTECT,0x80); //允许写保护
}
else if(flag2==4)
{
Date.Month--;
if(Date.Month==255)
Date.Month=12;
Date.Month=dectobcd(Date.Month);
Write1302 (WRITE_PROTECT,0X00); //禁止写保护
Write1302 (WRITE_MONTH,Date.Month); //月初始化
Write1302 (WRITE_PROTECT,0x80); //允许写保护
}
else if(flag2==5)
{
Date.Day--;
if(Date.Month==2)
{
if(Date.Day == 255)
Date.Day=28;
}else if(Date.Month==4 || Date.Month==6 || Date.Month==9 || Date.Month==11)
{
if(Date.Day == 255)
Date.Day=30;
}
else
{
if(Date.Day == 255)
Date.Day=31;
}
Date.Day=dectobcd(Date.Day);
Write1302 (WRITE_PROTECT,0X00); //禁止写保护
Write1302 (WRITE_DAY,Date.Day); //天初始化
Write1302 (WRITE_PROTECT,0x80); //允许写保护
}
else if(flag2==6)
{
SetTemp--;
LCD_SetTemp(1,1,SetTemp);
}
}
}
if(s3==0)
{
Delay(1);
if(s3==0)
{
while(!s3);
flag2++;
if(flag2==7)
flag2=0;
}
}
switch(flag2)
{
case 0:Lcd1602_Write_Cmd(0x0c); break;//取消光标闪烁
case 1:LcdShowCursor(13,1) ; break;//光标闪烁
case 2:LcdShowCursor(10,1) ; break;//光标闪烁
case 3:LcdShowCursor(2,0) ; break;//光标闪烁
case 4:LcdShowCursor(5,0) ; break;//光标闪烁
case 5:LcdShowCursor(8,0) ; break;//光标闪烁
case 6:LcdShowCursor(3,1) ; break;//光标闪烁
}
}
void Lcd_Ds1302_Display(unsigned char Hour,unsigned char Minute,unsigned char Second,unsigned char X,unsigned char Y)
{
unsigned char Hour_Shi,Hour_Ge;
unsigned char Minute_Shi,Minute_Ge;
unsigned char Second_Shi,Second_Ge;
unsigned char tab[8];
Hour_Shi = Hour/10;
Hour_Ge = Hour%10;
Minute_Shi = Minute/10;
Minute_Ge = Minute%10;
Second_Shi = Second/10;
Second_Ge = Second%10;
tab[0] ='0'+Hour_Shi;
tab[1] ='0'+Hour_Ge;
tab[2] ='-';
tab[3] ='0'+Minute_Shi;
tab[4] ='0'+Minute_Ge;
tab[5] ='-';
tab[6] ='0'+Second_Shi;
tab[7] ='0'+Second_Ge;
Lcd1602_Write_Cmd(0x0c); //取消光标闪烁
LcdShowStr(X,Y,tab);
}
void Lcd_Ds18b20_Display(unsigned char X,unsigned char Y,int i)
{
unsigned char ge,shi,bai,qian;
unsigned char tab6[6];
if(flag2==0)
{
if(i>SetTemp*100)
ji_dian_qi=0;
else if(i<SetTemp*100)
ji_dian_qi=1;
}
if(i<0)
{
tab6[0] ='-';
i=-i;
}
else
tab6[0] ='+';
ge =i%10;
shi=i/10%10;
bai=i/100%10;
qian=i/1000%10;
tab6[5] ='0'+ge;
tab6[4] ='0'+shi;
tab6[3] ='.';
tab6[2] ='0'+bai;
tab6[1] ='0'+qian;
Lcd1602_Write_Cmd(0x0c);//取消光标闪烁
LcdShowStr(X,Y,tab6);
}
void Init_Tim()
{
TMOD=0X01; //启动定时器0为工作方式1
TH0=(65536-50000)/256; //求模
TL0=(65536-50000)%256; //求余
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