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標題:
51單片機時鐘(時間日期可調)
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作者:
20161615
時間:
2017-12-25 17:44
標題:
51單片機時鐘(時間日期可調)
K5按鍵 按一下,時鐘開始正常顯示時間,再按一下,顯示日期
K6按鍵為調整鍵
K7按鍵 按一下,開始顯示日期,再按一下進入 日期跟時鐘的 調節模式
單片機源程序如下:
#include <at89x52.h>
#include <DS1302.h>
#include <intrins.h>
unsigned char time0[]={0,0,0,0,0,0,0,0};//用來儲存時間
unsigned char date[]={0,0,0,0,0,0,0,0};//用來儲存日期
unsigned char time2[]={1,1,1,1,1,1,1,1};//用來儲存時間
unsigned char date1[]={0,0,0,0,0,0,0,0};//用來儲存日期
unsigned char time3[]={0,0,0,0,0,0,0,0};//用來儲存時間
unsigned char time4[]={1,1,1,1,1,1,1,1};//用來儲存時間
unsigned char code User[]={0x10,0x06,0x09,0x08,0x08,0x09,0x06,0x00};
unsigned char TL; //儲存暫存器的溫度低位
unsigned char TH; //儲存暫存器的溫度高位
unsigned char TN; //儲存溫度的整數部分
unsigned char TD; //儲存溫度的小數部分
unsigned char sum=0;
unsigned char code dispcode[]={"0123456789-"};
unsigned char code dispcode1[]={"1234567"};
sbit fmq=P3^6;
sbit RS=P2^0; //寄存器選擇位,將RS位定義為P2.0引腳
sbit RW=P2^1; //讀寫選擇位,將RW位定義為P2.1引腳
sbit E=P2^2; //使能信號位,將E位定義為P2.2引腳
sbit BF=P0^7; //忙碌標志位,,將BF位定義為P0.7引腳
unsigned char z,h=0,x,i,c;
unsigned char flag1,tltemp;
sbit DQ=P3^3;
unsigned char time; //設置全局變量,專門用于嚴格延時
SYSTEMTIME time1; //在ds1302.h文件中已經定義了一個名字為SYSTEMTIME的結構體,在這里我們定義一個變量名
//為time的SYSTEMTIME結構體
void delay(unsigned char i) //延時子程序
{
unsigned char j;
while((i--)!=0)
{
for(j=123;j>0;j--);
}
}
void delayus(unsigned char xus)
{
for(i=xus;i>0;i--)
for(c=57;c>0;c--);
}
void beep()
{
fmq=0;
delayus(2);
fmq=1;
delayus(2);
delay(100);
delayus(100);
fmq=1;
delayus(100);
delay(200);
fmq=0;
delayus(2);
fmq=1;
delayus(2);
delay(100);
delayus(100);
fmq=1;
delayus(100);
delay(200);
fmq=0;
delayus(2);
fmq=1;
delayus(2);
delay(100);
delayus(100);
fmq=1;
delayus(100);
delay(200);
fmq=0;
delayus(2);
fmq=1;
delayus(2);
delay(100);
delayus(100);
fmq=1;
delayus(100);
delay(200);
}
bit BusyTest(void)
{
bit result;
RS=0; //根據規定,RS為低電平,RW為高電平時,可以讀狀態
RW=1;
E=1; //E=1,才允許讀寫
_nop_(); //空操作
_nop_();
_nop_();
_nop_(); //空操作四個機器周期,給硬件反應時間
result=BF; //將忙碌標志電平賦給result
E=0;
return result;
}
void Write_com (unsigned char dictate)
{
while(BusyTest()==1); //如果忙就等待
RS=0; //根據規定,RS和R/W同時為低電平時,可以寫入指令
RW=0;
E=0; //E置低電平(寫指令時,
// 就是讓E從0到1發生正跳變,所以應先置"0"
_nop_();
_nop_(); //空操作兩個機器周期,給硬件反應時間
P0=dictate; //將數據送入P0口,即寫入指令或地址
_nop_();
_nop_();
_nop_();
_nop_(); //空操作四個機器周期,給硬件反應時間
E=1; //E置高電平
_nop_();
_nop_();
_nop_();
_nop_(); //空操作四個機器周期,給硬件反應時間
E=0; //當E由高電平跳變成低電平時,液晶模塊開始執行命令
}
void WriteAddress(unsigned char x)
{
Write_com(x|0x80); //顯示位置的確定方法規定為"80H+地址碼x"
}
void WriteData(unsigned char y)
{
while(BusyTest()==1);
RS=1; //RS為高電平,RW為低電平時,可以寫入數據
RW=0;
E=0; //E置低電平(寫指令時,,
// 就是讓E從0到1發生正跳變,所以應先置"0"
P0=y; //將數據送入P0口,即將數據寫入液晶模塊
_nop_();
_nop_();
_nop_();
_nop_(); //空操作四個機器周期,給硬件反應時間
E=1; //E置高電平
_nop_();
_nop_();
_nop_();
_nop_(); //空操作四個機器周期,給硬件反應時間
E=0; //當E由高電平跳變成低電平時,液晶模塊開始執行命令
}
void LcdInt(void)
{
delay(15); //延時15ms,首次寫指令時應給LCD一段較長的反應時間
Write_com(0x38); //顯示模式設置:16×2顯示,5×7點陣,8位數據接口
delay(5); //延時5ms
Write_com(0x38);
delay(5);
Write_com(0x38); //3次寫 設置模式
delay(5);
Write_com(0x0C); //顯示模式設置:顯示開,有光標,光標閃爍
delay(5);
Write_com(0x06); //顯示模式設置:光標右移,字符不移
delay(5);
Write_com(0x01); //清屏幕指令,將以前的顯示內容清除
delay(5);
}
bit Init_DS18B20(void)
{
bit flag1; //儲存DS18B20是否存在的標志,flag=0,表示存在;flag=1,表示不存在
DQ = 1; //先將數據線拉高
for(time=0;time<2;time++) //略微延時約6微秒
;
DQ = 0; //再將數據線從高拉低,要求保持480~960us
for(time=0;time<200;time++) //略微延時約600微秒
; //以向DS18B20發出一持續480~960us的低電平復位脈沖
DQ = 1; //釋放數據線(將數據線拉高)
for(time=0;time<10;time++)
; //延時約30us(釋放總線后需等待15~60us讓DS18B20輸出存在脈沖)
flag1=DQ; //讓單片機檢測是否輸出了存在脈沖(DQ=0表示存在)
for(time=0;time<200;time++) //延時足夠長時間,等待存在脈沖輸出完畢
;
return (flag1); //返回檢測成功標志
}
unsigned char ReadOneChar(void)
{
unsigned char i=0;
unsigned char dat; //儲存讀出的一個字節數據
for (i=0;i<8;i++)
{
DQ =1; // 先將數據線拉高
_nop_(); //等待一個機器周期
DQ = 0; //單片機從DS18B20讀書據時,將數據線從高拉低即啟動讀時序
_nop_(); //等待一個機器周期
DQ = 1; //將數據線"人為"拉高,為單片機檢測DS18B20的輸出電平作準備
for(time=0;time<2;time++)
; //延時約6us,使主機在15us內采樣
dat>>=1;
if(DQ==1)
dat|=0x80; //如果讀到的數據是1,則將1存入dat
else
dat|=0x00;//如果讀到的數據是0,則將0存入dat
//將單片機檢測到的電平信號DQ存入r[i]
for(time=0;time<8;time++)
; //延時3us,兩個讀時序之間必須有大于1us的恢復期
}
return(dat); //返回讀出的十六進制數據
}
WriteOneChar(unsigned char dat)
{
unsigned char i=0;
for (i=0; i<8; i++)
{
DQ =1; // 先將數據線拉高
_nop_(); //等待一個機器周期
DQ=0; //將數據線從高拉低時即啟動寫時序
DQ=dat&0x01; //利用與運算取出要寫的某位二進制數據,
//并將其送到數據線上等待DS18B20采樣
for(time=0;time<10;time++)
;//延時約30us,DS18B20在拉低后的約15~60us期間從數據線上采樣
DQ=1; //釋放數據線
for(time=0;time<1;time++)
;//延時3us,兩個寫時序間至少需要1us的恢復期
dat>>=1; //將dat中的各二進制位數據右移1位
}
for(time=0;time<4;time++);
//稍作延時,給硬件一點反應時間
}
void ReadyReadTemp(void)
{
Init_DS18B20(); //將DS18B20初始化
WriteOneChar(0xCC); // 跳過讀序號列號的操作
WriteOneChar(0x44); // 啟動溫度轉換
delay(200); //轉換一次需要延時一段時間
Init_DS18B20(); //將DS18B20初始化
WriteOneChar(0xCC); //跳過讀序號列號的操作
WriteOneChar(0xBE); //讀取溫度寄存器,前兩個分別是溫度的低位和高位
}
void display_dot(void)
{
WriteAddress(0x0d); //寫顯示地址,將在第2行第10列開始顯示
WriteData('.'); //將小數點的字符常量寫入LCD
delay(50); //延時1ms給硬件一點反應時間
}
void display_temp1(unsigned char x)
{
unsigned char k,l; //j,k,l分別儲存溫度的百位、十位和個位
k=(x%100)/10; //取十位
l=x%10; //取個位
WriteAddress(0x0b); //寫顯示地址,將在第1行第11列開始顯示
if(flag1==1) //負溫度時 顯示“—”
{
WriteData(dispcode[10]); //將百位數字的字符常量寫入LCD
}
else{
}
WriteData(dispcode[k]); //將十位數字的字符常量寫入LCD
WriteData(dispcode[l]); //將個位數字的字符常量寫入LCD
delay(50); //延時1ms給硬件一點反應時間
}
void display_temp2(unsigned char x)
{
WriteAddress(0x0e); //寫顯示地址,將在第2行第11列開始顯示
WriteData(dispcode[x]); //將小數部分的第一位數字字符常量寫入LCD
delay(50); //延時1ms給硬件一點反應時間
}
display_cent()
{ unsigned char j;
Write_com(0x40); //設定CGRAM地址
delay(5);
for(j=0;j<8;j++ )
{
WriteData(User[j]);//寫入自定義圖形 ℃
}
WriteAddress(0x0f);//設定屏幕上的顯示位置
delay(5);
WriteData(0x00); //從CGRAM里取出自定義圖形顯示
}
unsigned char button_time(n,x,y) //時鐘調整子程序
unsigned char n,x,y;
{
if(P1_7==0)
{
delay(15);
if(P1_7==0)
{
n++;
if(n==x)
n=0;
while(P1_7==0);
}
}
if(P1_5==0)
{
delay(15);
if(P1_5==0)
{
if(n==0)
n=y;
else
n--;
while(P1_5==0);
}
}
return n;
}
unsigned char button_date(n,x,y) //日期調整子程序
unsigned char n,x,y;
{
if(P1_7==0)
{
delay(15);
if(P1_7==0)
{
n++;
if(time1.Month==1||time1.Month==3||time1.Month==5||time1.Month==7
||time1.Month==8||time1.Month==10||time1.Month==12)
x=32;
if(time1.Month==4||time1.Month==6||time1.Month==9||time1.Month==11)
x=31;
if(time1.Month==2)
x=29;
if(((time1.Year%4==0&&time1.Year%100!=0)||time1.Year%400==0)&&time1.Month==2)
x=30;
if(n==x)
n=1;
while(P1_7==0);
}
}
if(P1_5==0)
{
delay(15);
if(P1_5==0)
{
if(time1.Month==1||time1.Month==3||time1.Month==5||time1.Month==7
||time1.Month==8||time1.Month==10||time1.Month==12)
y=31;
if(time1.Month==4||time1.Month==6||time1.Month==9||time1.Month==11)
y=30;
if(time1.Month==2)
y=28;
if(((time1.Year%4==0&&time1.Year%100!=0)||time1.Year%400==0)&&time1.Month==2)
y=29;
if(n==1)
n=y;
else
n--;
while(P1_5==0);
}
}
return n;
}
unsigned char button_date1(n,x,y) //日期調整子程序
unsigned char n,x,y;
{
if(P1_7==0)
{
delay(15);
if(P1_7==0)
{
n++;
if(n==x)
n=1;
while(P1_7==0);
}
}
if(P1_5==0)
{
delay(15);
if(P1_5==0)
{
if(n==1)
n=y;
else
n--;
while(P1_5==0);
}
}
return n;
}
bit leap_year()
{
bit leap;
if((time1.Year%4==0&&time1.Year%100!=0)||time1.Year%400==0)//閏年的條件
leap=1;
else
leap=0;
return leap;
}
unsigned char week_proc()
{ unsigned char num_leap,week;
unsigned char c;
num_leap=time1.Year/4-time1.Year/100+time1.Year/400;//自00年起到year所經歷的閏年數
if( leap_year()&&time1.Month<=2 ) //既是閏年且是1月和2月
c=2;
else
c=3;
week=(time1.Year+dispcode1[time1.Month]+time1.Day+num_leap+c)%7;//計算對應的星期
return week;
}
void display(second10,second1,minute10,minute1,hour10,hour1,day10,day1,month10,month1,year10,year1) //顯示子程序
unsigned char second10,second1,minute10,minute1,hour10,hour1,day10,day1,month10,month1,year10,year1;
{
WriteAddress(0x40);
WriteData(dispcode[second10]);//顯示秒的十位
delay(1);
WriteAddress(0x41);
WriteData(dispcode[second1]); //顯示秒的個位
delay(1);
WriteAddress(0x42);
WriteData('-'); //顯示"-"
delay(1);
WriteAddress(0x43);
WriteData(dispcode[minute10]);//顯示分的十位
delay(1);
WriteAddress(0x44);
WriteData(dispcode[minute1]); //顯示分的個位
delay(1);
WriteAddress(0x45);
WriteData('-'); //顯示"-"
delay(1);
WriteAddress(0x46);
WriteData(dispcode[hour10]); //顯示時的十位
delay(1);
WriteAddress(0x47);
WriteData(dispcode[hour1]); //顯示時的個位
delay(1);
WriteAddress(0x00);
WriteData('2');
delay(1);
WriteAddress(0x01);
WriteData('0');
delay(1);
WriteAddress(0x02);
WriteData(dispcode[day10]);//顯示日的十位
delay(1);
WriteAddress(0x03);
WriteData(dispcode[day1]);//顯示日的十位
delay(1);
WriteAddress(0x04);
WriteData('-');
delay(1);
WriteAddress(0x05);
WriteData(dispcode[month10]);//顯示月的十位
delay(1);
WriteAddress(0x06);
WriteData(dispcode[month1]);//顯示月的十位
delay(1);
WriteAddress(0x07);
WriteData('-');
delay(1);
WriteAddress(0x08);
WriteData(dispcode[year10]);//顯示年的十位
delay(1);
WriteAddress(0x09);
WriteData(dispcode[year1]);//顯示年的十位
delay(1);
}
void display1()
{
while(1)
{
WriteAddress(0x00);
WriteData('2');//顯示秒的十位
delay(1);
WriteAddress(0x01);
WriteData('0');//顯示秒的十位
delay(1);
WriteAddress(0x02);
WriteData(dispcode[date1[0]]);//顯示年的十位
delay(1);
WriteAddress(0x03);
WriteData(dispcode[date1[1]]);//顯示年的個位
delay(1);
WriteAddress(0x04);
WriteData('-');
delay(1);
WriteAddress(0x05);
WriteData(dispcode[date1[2]]);//顯示月的十位
delay(1);
WriteAddress(0x06);
WriteData(dispcode[date1[3]]);//顯示月的個位
delay(1);
WriteAddress(0x07);
WriteData('-');
delay(1);
WriteAddress(0x08);
WriteData(dispcode[date1[4]]); //顯示日的十位
delay(1);
WriteAddress(0x09);
WriteData(dispcode[date1[5]]); //顯示日的個位
delay(1);
WriteAddress(0x47);
WriteData(dispcode[10]);//顯示秒的十位
delay(1);
WriteAddress(0x46);
WriteData(dispcode[10]); //顯示秒的個位
delay(1);
WriteAddress(0x45);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x44);
WriteData(dispcode[10]);//顯示分的十位
delay(1);
WriteAddress(0x43);
WriteData(dispcode[10]); //顯示分的個位
delay(1);
WriteAddress(0x42);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x40);
WriteData(dispcode[time2[0]]); //顯示時的十位
delay(1);
WriteAddress(0x41);
WriteData(dispcode[time2[1]]); //顯示時的個位
delay(1);
if(P1_7==0)
delay(10);
if(P1_7==0)
{
time2[1]++;
if(time2[1]==10)
{
time2[1]=0;
time2[0]++;
}
if(time2[0]==2&&time2[1]==4)
{
time2[0]=0;
time2[1]=0;
}
while(P1_7==0);
}
if(P1_5==0)
{delay(10);
if(P1_5==0)
{
time2[1]--;
if(time2[1]==0&&time2[0]==0)
{
time2[0]=2;
time2[1]=4;
}
if(time2[1]==0-1)
{
time2[0]--;
time2[1]=9;
}
while(P1_5==0);
}
}
if(P1_6==0)
break;
}
}
void display2()
{
while(1)
{
WriteAddress(0x00);
WriteData('2');//顯示秒的十位
delay(1);
WriteAddress(0x01);
WriteData('0');//顯示秒的十位
delay(1);
WriteAddress(0x02);
WriteData(dispcode[date1[0]]);//顯示秒的十位
delay(1);
WriteAddress(0x03);
WriteData(dispcode[date1[1]]);//顯示秒的十位
delay(1);
WriteAddress(0x04);
WriteData('-');//顯示秒的十位
delay(1);
WriteAddress(0x05);
WriteData(dispcode[date1[2]]);//顯示秒的十位
delay(1);
WriteAddress(0x26);
WriteData(dispcode[date1[3]]);//顯示秒的十位
delay(1);
WriteAddress(0x07);
WriteData('-');//顯示秒的十位
delay(1);
WriteAddress(0x08);
WriteData(dispcode[date1[4]]);//顯示秒的十位
delay(1);
WriteAddress(0x09);
WriteData(dispcode[date1[5]]);//顯示秒的十位
delay(1);
WriteAddress(0x40);
WriteData(dispcode[10]);//顯示秒的十位
delay(1);
WriteAddress(0x41);
WriteData(dispcode[10]); //顯示秒的個位
delay(1);
WriteAddress(0x42);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x43);
WriteData(dispcode[time2[2]]);//顯示分的十位
delay(1);
WriteAddress(0x44);
WriteData(dispcode[time2[3]]); //顯示分的個位
delay(1);
WriteAddress(0x45);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x46);
WriteData(dispcode[10]); //顯示時的十位
delay(1);
WriteAddress(0x47);
WriteData(dispcode[10]); //顯示時的個位
delay(1);
if(P1_7==0)
delay(10);
if(P1_7==0)
{
time2[3]++;
if(time2[3]==10)
{
time2[3]=0;
time2[2]++;
}
if(time2[2]==6&&time2[3]==1)
{
time2[2]=0;
time2[3]=0;
}
while(P1_7==0);
}
if(P1_5==0)
{delay(10);
if(P1_5==0)
{
time2[3]--;
if(time2[3]==0&&time2[2]==0)
{
time2[2]=6;
time2[3]=0;
}
if(time2[3]==0-1)
{time2[2]--;
time2[3]=9;}
while(P1_5==0);}
}
if(P1_6==0)
break;
}
}
void display3()
{
while(1)
{
WriteAddress(0x00);
WriteData('2');//顯示秒的十位
delay(1);
WriteAddress(0x01);
WriteData('0');//顯示秒的十位
delay(1);
WriteAddress(0x02);
WriteData(dispcode[date1[0]]);//顯示年的十位
delay(1);
WriteAddress(0x03);
WriteData(dispcode[date1[1]]);//顯示年的個位
delay(1);
WriteAddress(0x04);
WriteData('-');
delay(1);
WriteAddress(0x05);
WriteData(dispcode[date1[2]]);//顯示月的十位
delay(1);
WriteAddress(0x06);
WriteData(dispcode[date1[3]]);//顯示月的個位
delay(1);
WriteAddress(0x07);
WriteData('-');
delay(1);
WriteAddress(0x08);
WriteData(dispcode[date1[4]]); //顯示日的十位
delay(1);
WriteAddress(0x09);
WriteData(dispcode[date1[5]]); //顯示日的個位
delay(1);
WriteAddress(0x47);
WriteData(dispcode[10]);//顯示秒的十位
delay(1);
WriteAddress(0x46);
WriteData(dispcode[10]); //顯示秒的個位
delay(1);
WriteAddress(0x45);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x44);
WriteData(dispcode[10]);//顯示分的十位
delay(1);
WriteAddress(0x43);
WriteData(dispcode[10]); //顯示分的個位
delay(1);
WriteAddress(0x42);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x40);
WriteData(dispcode[time3[0]]); //顯示時的十位
delay(1);
WriteAddress(0x41);
WriteData(dispcode[time3[1]]); //顯示時的個位
delay(1);
if(P1_7==0)
delay(10);
if(P1_7==0)
{
time3[1]++;
if(time3[1]==10)
{
time3[1]=0;
time3[0]++;
}
if(time3[0]==2&&time3[1]==4)
{
time3[0]=0;
time3[1]=0;
}
while(P1_7==0);
}
if(P1_5==0)
{delay(10);
if(P1_5==0)
{
time3[1]--;
if(time3[1]==0&&time3[0]==0)
{
time3[0]=2;
time3[1]=4;
}
if(time3[1]==0-1)
{
time3[0]--;
time3[1]=9;
}
while(P1_5==0);
}
}
if(P1_6==0)
break;
}
}
void display4()
{
while(1)
{
WriteAddress(0x00);
WriteData('2');//顯示秒的十位
delay(1);
WriteAddress(0x01);
WriteData('0');//顯示秒的十位
delay(1);
WriteAddress(0x02);
WriteData(dispcode[date1[0]]);//顯示秒的十位
delay(1);
WriteAddress(0x03);
WriteData(dispcode[date1[1]]);//顯示秒的十位
delay(1);
WriteAddress(0x04);
WriteData('-');//顯示秒的十位
delay(1);
WriteAddress(0x05);
WriteData(dispcode[date1[2]]);//顯示秒的十位
delay(1);
WriteAddress(0x26);
WriteData(dispcode[date1[3]]);//顯示秒的十位
delay(1);
WriteAddress(0x07);
WriteData('-');//顯示秒的十位
delay(1);
WriteAddress(0x08);
WriteData(dispcode[date1[4]]);//顯示秒的十位
delay(1);
WriteAddress(0x09);
WriteData(dispcode[date1[5]]);//顯示秒的十位
delay(1);
WriteAddress(0x40);
WriteData(dispcode[10]);//顯示秒的十位
delay(1);
WriteAddress(0x41);
WriteData(dispcode[10]); //顯示秒的個位
delay(1);
WriteAddress(0x42);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x43);
WriteData(dispcode[time3[2]]);//顯示分的十位
delay(1);
WriteAddress(0x44);
WriteData(dispcode[time3[3]]); //顯示分的個位
delay(1);
WriteAddress(0x45);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x46);
WriteData(dispcode[10]); //顯示時的十位
delay(1);
WriteAddress(0x47);
WriteData(dispcode[10]); //顯示時的個位
delay(1);
if(P1_7==0)
delay(10);
if(P1_7==0)
{
time3[3]++;
if(time3[3]==10)
{
time3[3]=0;
time3[2]++;
}
if(time3[2]==6&&time3[3]==1)
{
time3[2]=0;
time3[3]=0;
}
while(P1_7==0);
}
if(P1_5==0)
{delay(10);
if(P1_5==0)
{
time3[3]--;
if(time3[3]==0&&time3[2]==0)
{
time3[2]=6;
time3[3]=0;
}
if(time3[3]==0-1)
{time3[2]--;
time3[3]=9;}
while(P1_5==0);}
}
if(P1_6==0)
break;
}
}
void display5()
{
while(1)
{
WriteAddress(0x00);
WriteData('2');//顯示秒的十位
delay(1);
WriteAddress(0x01);
WriteData('0');//顯示秒的十位
delay(1);
WriteAddress(0x02);
WriteData(dispcode[date1[0]]);//顯示年的十位
delay(1);
WriteAddress(0x03);
WriteData(dispcode[date1[1]]);//顯示年的個位
delay(1);
WriteAddress(0x04);
WriteData('-');
delay(1);
WriteAddress(0x05);
WriteData(dispcode[date1[2]]);//顯示月的十位
delay(1);
WriteAddress(0x06);
WriteData(dispcode[date1[3]]);//顯示月的個位
delay(1);
WriteAddress(0x07);
WriteData('-');
delay(1);
WriteAddress(0x08);
WriteData(dispcode[date1[4]]); //顯示日的十位
delay(1);
WriteAddress(0x09);
WriteData(dispcode[date1[5]]); //顯示日的個位
delay(1);
WriteAddress(0x47);
WriteData(dispcode[10]);//顯示秒的十位
delay(1);
WriteAddress(0x46);
WriteData(dispcode[10]); //顯示秒的個位
delay(1);
WriteAddress(0x45);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x44);
WriteData(dispcode[10]);//顯示分的十位
delay(1);
WriteAddress(0x43);
WriteData(dispcode[10]); //顯示分的個位
delay(1);
WriteAddress(0x42);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x40);
WriteData(dispcode[time4[0]]); //顯示時的十位
delay(1);
WriteAddress(0x41);
WriteData(dispcode[time4[1]]); //顯示時的個位
delay(1);
if(P1_7==0)
delay(15);
if(P1_7==0)
{
time4[1]++;
if(time4[1]==10)
{
time4[1]=0;
time4[0]++;
if(time4[0]==6)
{
time4[1]=0;
time4[0]=0;
}
}
if(time4[0]==2&&time4[1]==4)
{
time4[0]=0;
time4[1]=0;
}
while(P1_7==0);
}
if(P1_5==0)
{delay(15);
if(P1_5==0)
{
time4[1]--;
if(time4[1]==0&&time4[0]==0)
{
time4[0]=2;
time4[1]=4;
}
if(time4[1]==0-1)
{
time4[0]--;
time4[1]=9;
}
while(P1_5==0);
}
}
if(P1_6==0)
break;
}
}
void display6()
{
while(1)
{
WriteAddress(0x00);
WriteData('2');//顯示秒的十位
delay(1);
WriteAddress(0x01);
WriteData('0');//顯示秒的十位
delay(1);
WriteAddress(0x02);
WriteData(dispcode[date1[0]]);//顯示秒的十位
delay(1);
WriteAddress(0x03);
WriteData(dispcode[date1[1]]);//顯示秒的十位
delay(1);
WriteAddress(0x04);
WriteData('-');//顯示秒的十位
delay(1);
WriteAddress(0x05);
WriteData(dispcode[date1[2]]);//顯示秒的十位
delay(1);
WriteAddress(0x26);
WriteData(dispcode[date1[3]]);//顯示秒的十位
delay(1);
WriteAddress(0x07);
WriteData('-');//顯示秒的十位
delay(1);
WriteAddress(0x08);
WriteData(dispcode[date1[4]]);//顯示秒的十位
delay(1);
WriteAddress(0x09);
WriteData(dispcode[date1[5]]);//顯示秒的十位
delay(1);
WriteAddress(0x40);
WriteData(dispcode[10]);//顯示秒的十位
delay(1);
WriteAddress(0x41);
WriteData(dispcode[10]); //顯示秒的個位
delay(1);
WriteAddress(0x42);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x43);
WriteData(dispcode[time4[2]]);//顯示分的十位
delay(1);
WriteAddress(0x44);
WriteData(dispcode[time4[3]]); //顯示分的個位
delay(1);
WriteAddress(0x45);
WriteData(dispcode[10]); //顯示"-"
delay(1);
WriteAddress(0x46);
WriteData(dispcode[10]); //顯示時的十位
delay(1);
WriteAddress(0x47);
WriteData(dispcode[10]); //顯示時的個位
delay(1);
if(P1_7==0)
delay(15);
if(P1_7==0)
{
time4[3]++;
if(time4[3]==10)
{
time4[3]=0;
time4[2]++;
}
if(time4[2]==6&&time4[3]==1)
{
time4[2]=0;
time4[3]=0;
}
while(P1_7==0);
}
if(P1_5==0)
{delay(15);
if(P1_5==0)
{
time4[3]--;
if(time4[3]==0&&time4[2]==0)
{
time4[2]=6;
time4[3]=0;
}
if(time4[3]==0-1)
{time4[2]--;
time4[3]=9;}
while(P1_5==0);}
}
if(P1_6==0)
break;
}
}
void main()
{
unsigned char flag;
Initial_DS1302();
LcdInt();
display_dot(); //顯示溫度的小數點
display_cent(); //顯示溫度的單位
DS1302_GetTime(&time1); //讀取時間參數
time0[5]=(time1.Second)%10; //把秒的個位數據存入time[5]
time0[4]=(time1.Second)/10; //把秒的十位數據存入time[4]
time0[3]=(time1.Minute)%10; //把分的個位數據存入time[3]
time0[2]=(time1.Minute)/10; //把分的十位數據存入time[2]
time0[1]=(time1.Hour)%10; //把時的個位數據存入time[1]
time0[0]=(time1.Hour)/10; //把時的十位數據存入time[0]
time2[5]=time0[5]-1; time2[4]=time0[4]; time2[3]=time0[3];
time2[2]=time0[2]; time2[1]=time0[1]; time2[0]=time0[0];
time3[5]=time0[5]-1; time3[4]=time0[4]; time3[3]=time0[3];
time3[2]=time0[2]; time3[1]=time0[1]; time3[0]=time0[0];
time4[5]=time0[5]-1; time4[4]=time0[4]; time4[3]=time0[3];
time4[2]=time0[2]; time4[1]=time0[1]; time4[0]=time0[0];
while(1)
{
flag1=0;
ReadyReadTemp(); //讀溫度準備
TL=ReadOneChar(); //先讀的是溫度值低位
TH=ReadOneChar(); //接著讀的是溫度值高位
if((TH&0xf8)!=0x00)//判斷高五位 得到溫度正負標志
{
flag=1;
TL=~TL; //取反
TH=~TH; //取反
tltemp=TL+1; //低位加1
TL=tltemp;
if(tltemp>255) TH++; //如果低8位大于255,向高8位進1
TN=TH*16+TL/16; //實際溫度值=(TH*256+TL)/16,即:TH*16+TL/16
//這樣得出的是溫度的整數部分,小數部分被丟棄了
TD=(TL%16)*10/16; //計算溫度的小數部分,將余數乘以10再除以16取整,
}
TN=TH*16+TL/16; //實際溫度值=(TH*256+TL)/16,即:TH*16+TL/16
//這樣得出的是溫度的整數部分,小數部分被丟棄了
TD=(TL%16)*10/16; //計算溫度的小數部分,將余數乘以10再除以16取整,
//這樣得到的是溫度小數部分的第一位數字(保留1位小數)
display_temp1(TN); //顯示溫度的整數部分
display_temp2(TD); //顯示溫度的小數部分
delay(10);
DS1302_GetTime(&time1); //讀取時間參數
time0[5]=(time1.Second)%10; //把秒的個位數據存入time[5]
time0[4]=(time1.Second)/10; //把秒的十位數據存入time[4]
time0[3]=(time1.Minute)%10; //把分的個位數據存入time[3]
time0[2]=(time1.Minute)/10; //把分的十位數據存入time[2]
time0[1]=(time1.Hour)%10; //把時的個位數據存入time[1]
time0[0]=(time1.Hour)/10; //把時的十位數據存入time[0]
date[5]=(time1.Day)%10;
date[4]=(time1.Day)/10;
date[3]=(time1.Month)%10;
date[2]=(time1.Month)/10;
date[1]=(time1.Year)%10;
date[0]=(time1.Year)/10;
date1[5]=date[5]; date1[4]=date[4]; date1[3]=date[3];
date1[2]=date[2]; date1[1]=date[1]; date1[0]=date[0];
……………………
…………限于本文篇幅 余下代碼請從51黑下載附件…………
復制代碼
所有資料51hei提供下載:
時間日期可調.zip
(80.72 KB, 下載次數: 53)
2017-12-25 17:44 上傳
點擊文件名下載附件
下載積分: 黑幣 -5
作者:
棒棒糖帶刺
時間:
2018-1-1 19:01
有原理圖嗎,請問
作者:
調皮貓
時間:
2018-11-29 06:12
有硬件圖最好,先點贊!
作者:
小花生鑫
時間:
2019-5-16 21:01
先點贊,就是要是有原理圖就好了
歡迎光臨 (http://www.zg4o1577.cn/bbs/)
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