標(biāo)題: 萬(wàn)年歷代碼參考 [打印本頁(yè)]
作者: joyable 時(shí)間: 2017-6-13 21:21
標(biāo)題: 萬(wàn)年歷代碼參考
[size=16.0000pt]1、DS1302模塊
/*------------------寄存器地址宏定義------------*/
#define WRITE_SECOND 0x80
#define WRITE_MINUTE 0x82
#define WRITE_HOUR 0x84
#define WRITE_DAY 0x86
#define WRITE_MONTH 0x88
#define WRITE_YEAR 0x8C
#define WRITE_PROTECT 0x8E
#define WRITE_WEEK 0x8A
#define WRITE_CURRENT 0x90
#define READ_SECOND 0x81
#define READ_MINUTE 0x83
#define READ_HOUR 0x85
#define READ_DAY 0x87
#define READ_MONTH 0x89
#define READ_WEEK 0x8B
#define READ_YEAR 0x8D
sbit RST=P1^4;//DS1302片選
sbit DIO=P1^3;//DS1302數(shù)據(jù)信號(hào)
sbit SCLK=P1^2;//DS1302時(shí)鐘信號(hào)
sbit ACC_7=ACC^7;//位尋址寄存器定義
void INITIAL_1302();//DS1302初始化函數(shù)申明
unsigned char READ_1302(unsigned char addr);//DS1302讀數(shù)據(jù)函數(shù)申明
void WRITE_1302(unsigned char addr,unsigned char date);//DS1302寫(xiě)數(shù)據(jù)函數(shù)申明
void WRITE_1302(unsigned char addr,unsigned char date)//地址、數(shù)據(jù)發(fā)送子程序
{
unsigned char i,temp;
RST=0;//RST引腳為低，數(shù)據(jù)傳送中止
SCLK=0;//清零時(shí)鐘總線
RST=1;//RST引腳為高，邏輯控制有效
for(i=8;i>0;i--)//發(fā)送地址，循環(huán)8次移位
{
SCLK=0;
temp=addr;
DIO=(bit)(temp&0x01);//每次傳送低字節(jié)
addr>>=1;//右移一位
SCLK=1;
}
for(i=8;i>0;i--)//發(fā)送數(shù)據(jù)
{
SCLK=0;
temp=date;
DIO=(bit)(temp&0x01);
date>>=1;
SCLK=1;
}
RST=0;
}
unsigned char READ_1302(unsigned char addr)//讀取數(shù)據(jù)
{
unsigned char i,temp,date1,date2;
RST=0;
SCLK=0;
RST=1;
for(i=8;i>0;i--)//循環(huán)8次移位
{
SCLK=0;
temp=addr;
DIO=(bit)(temp&0x01);//每次傳送低字節(jié)
addr>>=1;//右移一位
SCLK=1;
}
for(i=8;i>0;i--)
{
ACC_7=DIO;
SCLK=1;
ACC>>=1;
SCLK=0;
}
RST=0;
date1=ACC;
date2=date1/16;//數(shù)據(jù)進(jìn)制轉(zhuǎn)換
date1=date1%16;//十六進(jìn)制轉(zhuǎn)十進(jìn)制
date1=date1+date2*10;
return(date1) ;
}
void INITIAL_1302()//初始化DS1302
{
WRITE_1302(WRITE_SECOND,READ_1302(READ_SECOND)&0x7f);//啟動(dòng)DS1302
}
2、LCD1302模塊
sbit LCD_E=P1^7;//液晶使能端
sbit LCD_RS=P2^0;//液晶數(shù)據(jù)命令選擇端
sbit LCD_RW=P2^1;//液晶讀寫(xiě)選擇端
unsigned char str1[]=" 20 - - ";
unsigned char str2[]=" : : ";
void delay(unsigned char z);//延時(shí)函數(shù)申明
void LCD_WRITE_COM(unsigned char com);//液晶寫(xiě)命令函數(shù)申明
void LCD_WRITE_DATA(unsigned char date);//液晶寫(xiě)數(shù)據(jù)函數(shù)申明
void LCD_WRITE_SFM(unsigned char addr,unsigned char date);//寫(xiě)時(shí)分秒函數(shù)申明
void LCD_WRITE_NYR(unsigned char addr,unsigned char date);//寫(xiě)年月日函數(shù)申明
void LCD_WRITE_WEEK(unsigned char week);//寫(xiě)星期函數(shù)申明
void LCD_INITIAL();//液晶初始化函數(shù)申明
void delay(unsigned char z)//延時(shí)函數(shù)
{
unsigned char x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void LCD_WRITE_COM(unsigned char com)//寫(xiě)命令函數(shù)
{
LCD_RS=0;
LCD_RW=0;
LCD_E=1;
P0=com;
delay(5);
LCD_E=0;
}
void LCD_WRITE_DATA(unsigned char date)//寫(xiě)數(shù)據(jù)函數(shù)
{
LCD_RS=1;
LCD_RW=0;
LCD_E=1;
P0=date;
delay(5);
LCD_E=0;
}
void LCD_WRITE_SFM(unsigned char addr,unsigned char date)//寫(xiě)時(shí)分秒函數(shù)
{
unsigned char shi,ge;
shi=date/10;
ge=date%10;//分解2位數(shù)的十位和個(gè)位
LCD_WRITE_COM(0x80+0x40+addr);//設(shè)置顯示位置
LCD_WRITE_DATA(0x30+shi);//送去液晶顯示十位
LCD_WRITE_DATA(0x30+ge);//送去液晶顯示個(gè)位
}
void LCD_WRITE_NYR(unsigned char addr,unsigned char date)//寫(xiě)年月日函數(shù)
{
char shi,ge;
shi=date/10;
ge=date%10;//分解2位數(shù)的十位和個(gè)位
LCD_WRITE_COM(0x80+addr);//設(shè)置顯示位置
LCD_WRITE_DATA(0x30+shi);//送去液晶顯示十位
LCD_WRITE_DATA(0x30+ge);//送去液晶顯示個(gè)位
}
void LCD_WRITE_WEEK(unsigned char week)//寫(xiě)液晶星期顯示函數(shù)
{
LCD_WRITE_COM(0x80+12);//設(shè)置顯示位置
switch(week)
{
case 1: LCD_WRITE_DATA('S');delay(5);
LCD_WRITE_DATA('U');delay(5);
LCD_WRITE_DATA('N');break;
case 2: LCD_WRITE_DATA('M');delay(5);
LCD_WRITE_DATA('O');delay(5);;
LCD_WRITE_DATA('N');break;
case 3: LCD_WRITE_DATA('T');delay(5);
LCD_WRITE_DATA('U');delay(5);
LCD_WRITE_DATA('E');break;
case 4: LCD_WRITE_DATA('W');delay(5);
LCD_WRITE_DATA('E');delay(5);
LCD_WRITE_DATA('D');break;
case 5: LCD_WRITE_DATA('T');delay(5);
LCD_WRITE_DATA('H');delay(5);
LCD_WRITE_DATA('U');break;
case 6: LCD_WRITE_DATA('F');delay(5);
LCD_WRITE_DATA('R');delay(5);
LCD_WRITE_DATA('I');break;
case 7: LCD_WRITE_DATA('S');delay(5);
LCD_WRITE_DATA('A');delay(5);
LCD_WRITE_DATA('T');break;
}
}
void LCD_INITIAL()//液晶初始化函數(shù)
{
unsigned char i;
LCD_WRITE_COM(0x38);//設(shè)置16*2顯示，5*7點(diǎn)陣，8位數(shù)據(jù)接口
LCD_WRITE_COM(0x0c);//設(shè)置開(kāi)顯示，不顯示光標(biāo)
LCD_WRITE_COM(0x06);//寫(xiě)一個(gè)字符后地址指針加1
LCD_WRITE_COM(0x80);//液晶第一行顯示
for(i=0;i<16;i++)
{
LCD_WRITE_DATA(str1);
delay(5);
}
LCD_WRITE_COM(0x80+0x40);//液晶第二行顯示
for(i=0;i<16;i++)
{
LCD_WRITE_DATA(str2);
delay(5);
}
}
[size=16.0000pt]3、按鍵模塊
sbit key0=P3^2;//調(diào)時(shí)
sbit key1=P3^3;//增大
sbit key2=P3^4;//減小
char hour,minute,second,week,day,month,year;
unsigned char num,flag;
void keyscan()
{
if(key0==0)//確認(rèn)調(diào)時(shí)按下
{
delay(20);
if(key0==0)//調(diào)時(shí)確實(shí)按下
{
while(!key0);//釋放
num++;//按下次數(shù)記錄
switch(num)
{
case 1: flag=1;//修改時(shí)間，液晶禁止從DS1302讀數(shù)據(jù)
TR0=0;//定時(shí)器關(guān)
LCD_WRITE_COM(0x0f);//光標(biāo)開(kāi)始閃爍
LCD_WRITE_COM(0x80+3);//第一次按下，光標(biāo)定位到年位置
break;
case 2: LCD_WRITE_COM(0x80+6);//第二次按下，光標(biāo)定位到月位置
break;
case 3: LCD_WRITE_COM(0x80+9);//第三次按下，光標(biāo)定位到日位置
break;
case 4: LCD_WRITE_COM(0x80+12);//第四次按下，光標(biāo)定位到星期位置
break;
case 5: LCD_WRITE_COM(0x80+0x40+4);//第五次按下，光標(biāo)定位到時(shí)位置
break;
case 6: LCD_WRITE_COM(0x80+0x40+7);//第六次按下，光標(biāo)定位到分位置
break;
case 7: LCD_WRITE_COM(0x80+0x40+10);//第七次按下，光標(biāo)定位到秒位置
break;
case 8: num=0;//第八次按下，記錄清零
LCD_WRITE_COM(0x0c);//不顯示光標(biāo)
WRITE_1302(WRITE_PROTECT,0x00);//禁止寫(xiě)保護(hù)
WRITE_1302(0x80,(second/10*16)+second%10);//將調(diào)節(jié)后的秒寫(xiě)入DS1302
WRITE_1302(0x82,(minute/10*16)+minute%10);//將調(diào)節(jié)后的分寫(xiě)入DS1302
WRITE_1302(0x84,(hour/10*16)+hour%10);//將調(diào)節(jié)后的時(shí)寫(xiě)入DS1302
WRITE_1302(0x8a,(week/10*16)+week%10);//將調(diào)節(jié)后的星期寫(xiě)入DS1302
WRITE_1302(0x86,(day/10*16)+day%10);//將調(diào)節(jié)后的日寫(xiě)入DS1302
WRITE_1302(0x88,(month/10*16)+month%10);//將調(diào)節(jié)后的月寫(xiě)入DS1302
WRITE_1302(0x8c,(year/10*16)+year%10);//將調(diào)節(jié)后的年寫(xiě)入DS1302
WRITE_1302(WRITE_PROTECT,0x80);//開(kāi)寫(xiě)保護(hù)
flag=0;//時(shí)間修改完畢，允許液晶從DS1302讀數(shù)據(jù)
TR0=1; //定時(shí)器開(kāi)
break;
}
}
}
if(num!=0)
{
if(key1==0)//確認(rèn)增大鍵按下
{
delay(20);
if(key1==0)//增大鍵確實(shí)按下
{
while(!key1);
switch(num)
{
case 1: year++;//調(diào)節(jié)年
if(year==100)year=0;
LCD_WRITE_NYR(3,year);//將調(diào)節(jié)后的年送入液晶顯示
LCD_WRITE_COM(0x80+3);//光標(biāo)回到指定處
break;
case 2: month++;//調(diào)節(jié)月
if(month==13)month=0;
LCD_WRITE_NYR(6,month);//將調(diào)節(jié)后的月送入液晶顯示
LCD_WRITE_COM(0x80+6);//光標(biāo)回到指定處
break;
case 3: day++;//調(diào)節(jié)日
if(day==32)day=0;
LCD_WRITE_NYR(9,day);//將調(diào)節(jié)后的日送入液晶顯示
LCD_WRITE_COM(0x80+9);//光標(biāo)回到指定處
break;
case 4: week++;
if(week==8)week=0;
LCD_WRITE_WEEK(week);//將調(diào)節(jié)后的星期送入液晶顯示
LCD_WRITE_COM(0x80+12);//光標(biāo)回到指定處
break;
case 5: hour++;
if(hour==24)hour=0;
LCD_WRITE_SFM(4,hour);//將調(diào)節(jié)后的小時(shí)送入液晶顯示
LCD_WRITE_COM(0x80+0x40+4);//光標(biāo)回到指定處
break;
case 6: minute++;
if(minute==60)minute=0;
LCD_WRITE_SFM(7,minute);//將調(diào)節(jié)后的分送入液晶顯示
LCD_WRITE_COM(0x80+0x40+7);//光標(biāo)回到指定處
break;
case 7: second++;
if(second==60)second=0;
LCD_WRITE_SFM(10,second);//將調(diào)節(jié)后的秒送入液晶顯示
LCD_WRITE_COM(0x80+0x40+10);//光標(biāo)回到指定處
break;
default:break;
}
}
}
if(key2==0)//確認(rèn)減小鍵按下
{
delay(20);
if(key2==0)//減小鍵確實(shí)按下
{
while(!key2);
switch(num)
{
case 1: year--;//調(diào)節(jié)年
if(year==-1)year=99;
LCD_WRITE_NYR(3,year);
LCD_WRITE_COM(0x80+3);
break;
case 2: month--;//調(diào)節(jié)月
if(month==-1)month=12;
LCD_WRITE_NYR(6,month);
LCD_WRITE_COM(0x80+6);
break;
case 3: day--;//調(diào)節(jié)日
if(day==-1)day=31;
LCD_WRITE_NYR(9,day);
LCD_WRITE_COM(0x80+9);
break;
case 4: week--;//調(diào)節(jié)星期
if(week==0)week=7;
LCD_WRITE_WEEK(week);
LCD_WRITE_COM(0x80+12);
break;
case 5: hour--;//調(diào)節(jié)時(shí)
if(hour==-1)hour=23;
LCD_WRITE_SFM(4,hour);
LCD_WRITE_COM(0x80+0x40+4);
break;
case 6: minute--;//調(diào)節(jié)分
if(minute==-1)minute=59;
LCD_WRITE_SFM(7,minute);
LCD_WRITE_COM(0x80+0x40+7);
break;
case 7: second--;//調(diào)節(jié)秒
if(second==-1)second=59;
LCD_WRITE_SFM(10,second);
LCD_WRITE_COM(0x80+0x40+10);
break;
default:break;
}
}
}
}
}
[size=16.0000pt]4、主模塊
#include<reg51.h>
#include<lcd1602.h>
#include<ds1302.h>
#include<keyscan.h>
#include<fengmingqi.h>
void main()
{
LCD_INITIAL();//液晶初始化
INITIAL_1302();//DS1302初始化
INITIAL_TEMER0();//定時(shí)器初始化
while(1)
{
keyscan();//按鍵掃描
if(flag==0)//當(dāng)標(biāo)志位為0，允許讀取DS1302數(shù)據(jù)，將數(shù)據(jù)送入液晶顯示
{
second=READ_1302(0x81);
LCD_WRITE_SFM(10,second);//從DS1302讀取秒送入液晶顯示
minute=READ_1302(0x83);
LCD_WRITE_SFM(7,minute);//從DS1302讀取分送入液晶顯示
hour=READ_1302(0x85);
LCD_WRITE_SFM(4,hour);//從DS1302讀取時(shí)送入液晶顯示
week=READ_1302(0x8b);
LCD_WRITE_WEEK(week);//從DS1302讀取星期送入液晶顯示
day=READ_1302(0x87);
LCD_WRITE_NYR(9,day);//從DS1302讀取日送入液晶顯示
month=READ_1302(0x89);
LCD_WRITE_NYR(6,month);//從DS1302讀取月送入液晶顯示
year=READ_1302(0x8d);
LCD_WRITE_NYR(3,year);//從DS1302讀取年送入液晶顯示
}
}
}
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