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(jié)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(shù)部分
- unsigned char TD; //儲存溫度的小數(shù)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(jù)規(guī)定,RS為低電平,RW為高電平時,可以讀狀態(tài)
- 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(jù)規(guī)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(fā)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(shù)據(jù)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(zhí)行命令
- }
- void WriteAddress(unsigned char x)
- {
- Write_com(x|0x80); //顯示位置的確定方法規(guī)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(shù)據(jù)
- RW=0;
- E=0; //E置低電平(寫指令時,,
- // 就是讓E從0到1發(fā)生正跳變,所以應先置"0"
- P0=y; //將數(shù)據(jù)送入P0口,即將數(shù)據(jù)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(zhí)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(shù)據(jù)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(shù)據(jù)線拉高
- for(time=0;time<2;time++) //略微延時約6微秒
- ;
- DQ = 0; //再將數(shù)據(jù)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(fā)出一持續(xù)480~960us的低電平復位脈沖
- DQ = 1; //釋放數(shù)據(jù)線(將數(shù)據(jù)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(jié)數(shù)據(jù)
- for (i=0;i<8;i++)
- {
-
- DQ =1; // 先將數(shù)據(jù)線拉高
- _nop_(); //等待一個機器周期
- DQ = 0; //單片機從DS18B20讀書據(jù)時,將數(shù)據(jù)線從高拉低即啟動讀時序
- _nop_(); //等待一個機器周期
- DQ = 1; //將數(shù)據(jù)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(shù)據(jù)是1,則將1存入dat
- else
- dat|=0x00;//如果讀到的數(shù)據(jù)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(shù)據(jù)
- }
- WriteOneChar(unsigned char dat)
- {
- unsigned char i=0;
- for (i=0; i<8; i++)
- {
- DQ =1; // 先將數(shù)據(jù)線拉高
- _nop_(); //等待一個機器周期
- DQ=0; //將數(shù)據(jù)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(shù)據(jù),
- //并將其送到數(shù)據(jù)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(shù)據(jù)線上采樣
- DQ=1; //釋放數(shù)據(jù)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(shù)據(jù)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(shù)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(shù)字的字符常量寫入LCD
- }
- else{
- }
- WriteData(dispcode[k]); //將十位數(shù)字的字符常量寫入LCD
- WriteData(dispcode[l]); //將個位數(shù)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(shù)部分的第一位數(shù)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y(tǒng)ear所經歷的閏年數(shù)
- 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(shù)點
- display_cent(); //顯示溫度的單位
- DS1302_GetTime(&time1); //讀取時間參數(shù)
- time0[5]=(time1.Second)%10; //把秒的個位數(shù)據(jù)存入time[5]
- time0[4]=(time1.Second)/10; //把秒的十位數(shù)據(jù)存入time[4]
- time0[3]=(time1.Minute)%10; //把分的個位數(shù)據(jù)存入time[3]
- time0[2]=(time1.Minute)/10; //把分的十位數(shù)據(jù)存入time[2]
- time0[1]=(time1.Hour)%10; //把時的個位數(shù)據(jù)存入time[1]
- time0[0]=(time1.Hour)/10; //把時的十位數(shù)據(jù)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(shù)部分,小數(shù)部分被丟棄了
- TD=(TL%16)*10/16; //計算溫度的小數(shù)部分,將余數(shù)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(shù)部分,小數(shù)部分被丟棄了
- TD=(TL%16)*10/16; //計算溫度的小數(shù)部分,將余數(shù)乘以10再除以16取整,
- //這樣得到的是溫度小數(shù)部分的第一位數(shù)字(保留1位小數(shù))
- display_temp1(TN); //顯示溫度的整數(shù)部分
- display_temp2(TD); //顯示溫度的小數(shù)部分
- delay(10);
- DS1302_GetTime(&time1); //讀取時間參數(shù)
- time0[5]=(time1.Second)%10; //把秒的個位數(shù)據(jù)存入time[5]
- time0[4]=(time1.Second)/10; //把秒的十位數(shù)據(jù)存入time[4]
- time0[3]=(time1.Minute)%10; //把分的個位數(shù)據(jù)存入time[3]
- time0[2]=(time1.Minute)/10; //把分的十位數(shù)據(jù)存入time[2]
- time0[1]=(time1.Hour)%10; //把時的個位數(shù)據(jù)存入time[1]
- time0[0]=(time1.Hour)/10; //把時的十位數(shù)據(jù)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];
-
- ……………………
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