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51单片机实现万年历程序51单片机实现万年历利用AT89S52单片机的P0口来和另外几个口来控制1602液晶的显示和P1口还有其它口来控制ds12887时钟芯片。
设置四个按键，1个定义为时间设置功能键，一个定义为闹钟设置功能键，另外两个用来调节时间的增减。
原理图：pcb图：源程序：#include<reg52.h>#define uint unsigned int#define uchar unsigned charsbit beep=P2^0;//蜂鸣器控制口sbit timeadd=P2^1;//调节时间加sbit timesub=P2^2;//调节时间减sbit timeclk=P2^3;//闹钟设定键sbit timefun=P2^4;//时间设定键sbit lcdrs=P2^5;//液晶的命令和数据控制口sbit ledrw=P2^6;//液晶的写数据口sbit lcden=P2^7;//液晶显示模块的使能端sbit timeds=P3^3;//时钟芯片地址闸sbit timerw=P3^4;//时钟芯片读写sbit timeas=P3^5;//时钟芯片地址闸sbit timeen=P3^6;//时钟芯片片选uchar code table[]="20 - - week ";uchar code table1[]=" : : ";//要显示的字符串char num,shi,fen,miao,nian=2000,yue,ri,week,numfun,anumfun,flag,flag1; uchar leap;write_com(0x80+add);write_date(0x30+shi);write_date(0x30+ge);}void write_zhou(uchar add,uchar date) {write_com(0x80+add);write_date(0x30+date);}void write_ds(uchar add,uchar date){ timeen=0;timeas=1;timeds=1;timerw=1;P1=add;timeas=0;timerw=0;P1=date;timerw=1;timeas=1;timeen=1;}uchar read_ds(uchar add){uchar ds_date;timeas=1;timeds=1;timerw=1;timeen=0;P1=add;timeas=0;timeds=0;P1=0xff;ds_date=P1;timeds=1;timeas=1;timeen=1;return ds_date;}void keyscan(){if(flag1==1)//用来关闭闹钟铃声{if(timeadd==0){delay(5);if(timeadd==0){while(!timeadd==0);flag1=0;}}if(timesub==0){delay(5);if(timesub==0){while(!timesub==0);flag1=0;}}}if(timefun==0){delay(5);if(timefun==0){while(!timefun);flag=1;numfun++;if(numfun==1){write_com(0x80+0x40+0x0a);write_com(0x0f);}if(numfun==2){write_com(0x80+0x40+0x07);write_com(0x0f);}if(numfun==3){write_com(0x80+0x40+0x04);write_com(0x0f);}if(numfun==4){write_com(0x80+0x0f);write_com(0x0f);}if(numfun==5){write_com(0x80+0x09);write_com(0x0f);}if(numfun==6){write_com(0x80+0x06);write_com(0x0f);}if(numfun==7){write_com(0x80+0x03);write_com(0x0f);}if(numfun==8){numfun=0;flag=0;}}}if(numfun!=0){if(timeadd==0){delay(5);while(!timeadd);if(numfun==1){miao++;if(miao==60)miao=0;write_sfm(9,miao);write_com(0x80+0x40+9);write_ds(0,miao);}if(numfun==2){fen++;if(fen==60)fen=0;write_sfm(6,fen);write_com(0x80+0x40+6);write_ds(2,fen);}if(numfun==3){shi++;if(shi==24)shi=0;write_sfm(3,shi);write_com(0x80+0x40+3);write_ds(4,shi);}if(numfun==4){week++;if(week==8)week=1;write_zhou(0x0f,week);write_com(0x80+0x0f);write_ds(6,week);}if(numfun==5){if(nian==0){switch(yue){case 1:ri++;if(ri==32) ri=1;break;case 2:ri++;if(ri==30) ri=1;break;case 3:ri++;if(ri==32) ri=1;break;case 4:ri++;if(ri==31) ri=1;break;case 5:ri++;if(ri==32) ri=1;break;case 6:ri++;if(ri==31) ri=1;break;case 7:ri++;if(ri==32) ri=1;break;case 8:ri++;if(ri==32) ri=1;break;case 9:ri++;if(ri==31)ri=1;break;case 10:ri++;if(ri==32)ri=1;break;case 11:ri++;if(ri==31)ri=1;break;case 12:ri++;if(ri==32)ri=1;break;}}else if(leap&&yue==2){ri++;if(ri==30)ri=1;}else if(yue==2&&leap==0){ri++;if(ri==29)ri=1;}elseswitch(yue){case 1:ri++;if(ri==32) ri=1;break;case 3:ri++;if(ri==32) ri=1;break;case 4:ri++;if(ri==31) ri=1;break;case 5:ri++;if(ri==32) ri=1;break;case 6:ri++;if(ri==31) ri=1;break;case 7:ri++;if(ri==32) ri=1;break;case 8:ri++;if(ri==32) ri=1;break;case 9:ri++;if(ri==31) ri=1;break;case 10:ri++;if(ri==32) ri=1;break;case 11:ri++;if(ri==31) ri=1;break;case 12:ri++;if(ri==32) ri=1;break;}write_nyr(8,ri);write_com(0x80+0x08);write_ds(7,ri);}if(numfun==6){yue++;if(yue==13)yue=0;write_nyr(5,yue);write_com(0x80+0x05);write_ds(8,yue);}if(numfun==7){nian++;if(nian==100)nian=0;leap=nian%4==0&&nian%100!=0;write_nyr(2,nian);write_com(0x80+2);write_ds(9,nian);}}if(timesub==0){delay(5);while(!timesub);if(numfun==1){miao--;if(miao==-1)miao=59;write_sfm(9,miao);write_com(0x80+0x40+9);write_ds(0,miao);}if(numfun==2){fen--;if(fen==-1)fen=59;write_sfm(6,fen);write_com(0x80+0x40+6);write_ds(2,fen);}if(numfun==3){shi--;if(shi==-1)shi=23;write_sfm(3,shi);write_com(0x80+0x40+3);write_ds(4,shi);}if(numfun==4){week--;if(week==0)week=7;write_zhou(0x0f,week);write_com(0x80+0x0f);write_ds(6,week);}if(numfun==5){if(nian==0){switch(yue){case 1:ri--;if(ri==0) ri=31;break;case 2:ri--;if(ri==0) ri=29;break;case 3:ri--;if(ri==0) ri=31;break;case 4:ri--;if(ri==0) ri=30;break;case 5:ri--;if(ri==0) ri=31;break;case 6:ri--;if(ri==0) ri=30;break;case 7:ri--;if(ri==0) ri=31;break;case 8:ri--;if(ri==0) ri=31;break;case 9:ri--;if(ri==0) ri=30;break;case 10:ri--;if(ri==0) ri=31;break;case 11:ri--;if(ri==0) ri=30;break;case 12:ri--;if(ri==0) ri=31;break;}}else if(leap&&yue==2){ri--;if(ri==0)ri=29;}else if(yue==2&&leap==0){ri--;if(ri==0)ri=28;}elseswitch(yue){case 1:ri--;if(ri==0) ri=31;break;case 3:ri--;if(ri==0) ri=31;break;case 4:ri--;if(ri==0) ri=30;break;case 5:ri--;if(ri==0) ri=31;break;case 6:ri--;if(ri==0) ri=30;break;case 7:ri--;if(ri==0) ri=31;break;case 8:ri--;if(ri==0) ri=31;break;case 9:ri--;if(ri==0) ri=30;break;case 10:ri--;if(ri==0) ri=31;break;case 11:ri--;if(ri==0) ri=30;break;case 12:ri--;if(ri==0) ri=31;break;}write_nyr(8,ri);write_com(0x80+0x08);write_ds(7,ri);}if(numfun==6){yue--;if(yue==-1)yue=12;write_nyr(5,yue);write_com(0x80+0x05);write_ds(8,yue);}if(numfun==7){nian--;if(nian==-1)nian=99;leap=nian%4==0&&nian%100!=0;write_nyr(2,nian);write_com(0x80+2);write_ds(9,nian);}}}}void set_alarm(){uchar ashi,afen,amiao;if(timeclk==0)//判断是否按下闹钟设定键{delay(5);//延时消抖if(timeclk==0){while(!timeclk);anumfun++;//按键次数加1if(anumfun==1){flag=1;write_com(0x80+0x40+0x0a);write_com(0x0f);}if(anumfun==2){flag=1;write_com(0x80+0x40+0x07);write_com(0x0f);}if(anumfun==3){flag=1;write_com(0x80+0x40+0x04);write_com(0x0f);}if(anumfun==4){flag=0;anumfun=0;}}}if(anumfun!=0){if(timeadd==0)//如果加功能键按下{delay(5);while(!timeadd);if(anumfun==1) //设定秒{amiao++;if(amiao==60)amiao=0;write_sfm(9,amiao);write_com(0x80+0x40+9);write_ds(1,amiao);}if(anumfun==2){afen++;if(afen==60)afen=0;write_sfm(6,afen);write_com(0x80+0x40+6);write_ds(3,afen);}if(anumfun==3){ashi++;if(ashi==24)ashi=0;write_sfm(3,ashi);write_com(0x80+0x40+3);write_ds(5,ashi);}}}if(anumfun!=0){if(timesub==0){delay(5);while(!timesub);if(anumfun==1){amiao--;if(amiao==-1)amiao=59;write_sfm(9,amiao);write_com(0x80+0x40+9);write_ds(1,amiao);}if(anumfun==2){afen--;if(afen==-1)afen=59;write_sfm(6,afen);write_com(0x80+0x40+6);write_ds(3,afen);}if(anumfun==3){ashi--;if(ashi==-1)ashi=23;write_sfm(3,ashi);write_com(0x80+0x40+3);write_ds(5,ashi);}}}}void init(){EA=1;//开总中断EX0=1;//开外部中断0IT0=1;//设定触发方式为负跳变沿有效lcden=0;//选通液晶显示屏ledrw=0;//设定液晶显示屏的读写方式为读write_com(0x38);//设置液晶显示模式为16*2显示，5*7点阵，8位数据接口 write_com(0x0c);//打开显示，并使光标不显示也不闪烁write_com(0x06);//光标指针每次自动加1write_com(1);//清屏write_com(0x80);//送地址指针for(num=0;num<16;num++){write_date(table[num]);delay(5);}write_com(0x80+0x40);//写到第二行for(num=0;num<11;num++){write_date(table1[num]);delay(5);}write_ds(0x0a,0x20);//开启时钟芯片振荡器write_ds(0x0b,0x26);//开启闹钟read_ds(0x0c);//读取时钟芯片c寄存器}void main(){init();while(1){keyscan();set_alarm();if(flag1==1)didi();if(flag==0){//读取时间miao=read_ds(0x00);fen=read_ds(0x02);shi=read_ds(0x04);yue=read_ds(0x08);ri=read_ds(0x07);nian=read_ds(0x09);week=read_ds(0x06);//写入液晶显示屏write_sfm(9,miao);write_sfm(6,fen);write_sfm(3,shi);write_nyr(2,nian);write_nyr(5,yue);write_nyr(8,ri);write_zhou(0x0f,week);}}}void exter() interrupt 0{flag1=1;read_ds(0x0c);//读时钟芯片c寄存器。
#include<reg52.H>#include<intrins.h>#include<math.h>////////////////////////////////////////DS18B20#define uchar unsigned char#define uint unsigned intsbit DQ = P1 ^ 0; // 定义DS18B20的单总线#define Lcd_Bus P0sbit LCD_RS=P2^7; //数据/命令选择sbit LCD_RW=P2^6; //读写控制sbit LCD_EN=P2^5; //片选信号#define LCD_DA TA P0 //8 bit数据线#define LOW 0#define HIGH 1//初始化指令#define CLEAR_SCREEN 0x01 //清屏指令：清屏且AC值为00H#define AC_INIT 0x02 //将AC设置为00H。
且游标移到原点位置#define CURSE_ADD 0x06 //设定游标移到方向及图像整体移动方向（默认游标右移，图像整体不动）#define FUN_MODE 0x30 //工作模式：8位基本指令集#define DISPLAY_ON 0x0c //显示开,显示游标，且游标位置反白#define DISPLAY_OFF 0x08 //显示关#define CURSE_DIR 0x14 //游标向右移动:AC=AC+1#define SET_CG_AC 0x40 //设置AC，范围为：00H~3FH#define SET_DD_AC 0x80#define FUN_MODEK 0x36 //扩展指令集，8位指令#define X1address 0x80 //上半屏X轴起始地址#define X2address 0x88 //下半屏X轴起始地址#define Y address 0x80 //Y轴起始地址#define Set_Column 0x40#define Set_Page 0xB8uchar code shu[]={0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39};uchar code xingqi[]="星期";uchar code hanzishu[]="一二三四五六日";unsigned char TempData = 0;double DS18B20Data;uint jiemian=0;//////////////////////////////////////////DS1302sbit DS1302_RST = P1^4;sbit DS1302_IO = P1^3;sbit DS1302_SCK = P1^2;unsigned char table[]={0X00,0X18,0X0c,0X15,0X06,0X01,0X0a};//0s 24min 12hour 14ri 5yue 5zhou 2010nianunsigned char data table1[7];//uchar code table2[]={0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39};uchar code shuzi[]={0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x1e,0x1f,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x3a,0x3b,0x3c,};unsigned char aa,bb;uchar miaoge,miaoshi,fenge,fenshi,shige,shishi,rige,rishi,yuege,yueshi,zhou,niange,nianshi;uchar shezhinum=0;//unsigned char shi,ge;////////////////////////////////////////////////键盘扫描sbit key_mnue = P3^7;sbit key_jia = P2^0;sbit key_jian = P2^1;sbit key_enter= P2^2;uchar key_number=0;//int nian,yue,ri,shi,fen;/////////////////////////////////////////////////红外sbit HW_IRQ = P3 ^ 2; // 定义38KHz一体化红外接收头与CPU的连接unsigned char DT;static unsigned char data IRCode[3],IRCON,IRCON2;//////////////////////////////////////////////////蜂鸣器sbit BEEP =P1^1;/****************************************************************************** *************** 函数名称：DS18B20_Delay()* 功能：DS18B20软件延时专用* 入口参数：count 延时参数，值越大，延时越长* 出口参数：无******************************************************************************* **************/void DS18B20_Delay(uint count) //延时函数{while(count--);}/****************************************************************************** *************** 函数名称：DS18B20_Init()* 功能：DS18B20初始化* 入口参数：无* 出口参数：返回值为1则初始化成功* 返回值为0则初始化失败******************************************************************************* **************/uchar DS18B20_Init(void){uchar x = 0;DQ = 1; // DQ复位DS18B20_Delay(8); // 稍做延时DQ = 0; // 单片机将DQ拉低DS18B20_Delay(80); // 精确延时，大于480usDQ = 1; // 拉高总线DS18B20_Delay(14); // 稍做延时后x = DQ; // 若x=0则初始化成功，若x=1则初始化失败DS18B20_Delay(20);return (~x);}/****************************************************************************** *************** 函数名称：DS18B20_Read1Byte()* 功能：从DS18B20读一个字节* 入口参数：无* 出口参数：从DS18B20读出的一个字节******************************************************************************* **************/uchar DS18B20_Read1Byte(void){uchar i = 0;uchar dat = 0;for(i=8;i>0;i--){DQ = 0; // 给脉冲信号dat >>= 1;DQ = 1; // 给脉冲信号if(DQ) dat |= 0x80;DS18B20_Delay(4);}return (dat);}/****************************************************************************** *************** 函数名称：DS18B20_Write1Byte()* 功能：向DS18B20写一个字节* 入口参数：dat 要写入DS18B20的一字节数据* 出口参数：无******************************************************************************* **************/void DS18B20_Write1Byte(uchar dat){uchar i = 0;for(i=8;i>0;i--){DQ = 0;DQ = dat&0x01;DS18B20_Delay(5);DQ = 1;dat>>=1;}}/****************************************************************************** *************** 函数名称：Read_Disp_Temperature()* 功能：读取并显示温度* 入口参数：无* 出口参数：无******************************************************************************* **************/double Read_Disp_Temperature(void){uint a = 0, b = 0, c = 0,d = 0,e = 0, t = 0;double tt = 0;DS18B20_Init();DS18B20_Write1Byte(0xCC); // 跳过读序号列号的操作DS18B20_Write1Byte(0x44); // 启动温度转换DS18B20_Init();DS18B20_Write1Byte(0xCC); // 跳过读序号列号的操作DS18B20_Write1Byte(0xBE); // 读取温度寄存器a = DS18B20_Read1Byte();b = DS18B20_Read1Byte();t = b;t <<= 8;t = t | a;//tt = t * 0.0625;return t;}//***************************************************************** //函数名称：delay(uint t)延时函数。
51单片机做的12864万年历这是我花了一个星期时间做的万年历；一开始是一些图片，后面是这个制作的C语言源程序；希望大家稀饭：Main.c#include "reg52.h"#include "macroconst.h"#include "keyscan.h"#include "screen.h"#include "18b20.h"#include "ds1302.h"#include "atao_12864.h"#include "24c02.h"idata unsigned char state1[1];unsigned char screennum=1;//屏幕号#define time_task_sec 200 //节拍200Hz#define clock 24000000 //晶振#define max_task 4 //最大任务数idata unsigned char task_delay[4];#define task_delay0 time_task_sec/1 //2赫兹18b20 #define task_delay1 time_task_sec/5 //10赫兹屏幕#define task_delay2 time_task_sec/3 //4赫兹1302 #define task_delay3 time_task_sec/20 //20赫兹键盘void init(){unsigned char i;init18b20();ds1302_init();initina1(); //---------------------------LCD字库初始化程序RdFromROM(state1,8,1);state[0]=state1[0]; //-------界面RdFromROM(state1,15,1);state[1]=state1[0];//------- 闹钟RdFromROM(state1,11,1);key_sound=state1[0];//-------按键音// state[2]=state1[2];// state[3]=state1[3];screennum=1;//------默认一号屏for(i=0;i<max_task;i++)//清除任务延时{task_delay[i]=0;}TMOD=0x11;EA=1;TH0=255-clock/time_task_sec/12/526;TL0=255-clock/time_task_sec/12%526;ET0=1;TR0=1;}void main(){init();while(1){ if(task_delay[0]==0){readtemp(); task_delay[0]=task_delay0;} if(task_delay[3]==0){MenuCheckKey();task_delay[3]=task_delay1;}if(task_delay[1]==0){screen_select(screennum);task_delay[1]=task_delay1;} if(task_delay[2]==0){ds1302_read_time(); task_delay[2]=task_delay0;} }}void timer0() interrupt 1{uchar i=0;TH0=255-clock/time_task_sec/12/526;TH1=255-clock/time_task_sec/12%526;for(i=0;i<max_task;i++)if(task_delay[i]) task_delay[i]--; // miao=21,fen=33,xiaomiao=94;if(ma_start==1){tt++;if(tt==8){tt=0;xiaomiao++;if(xiaomiao==99){xiaomiao=0;miao++;if(miao==60){miao=0;fen++;if(fen==99){fen=0;}}}}}}Screen.c:#include "reg52.h"#include "macroconst.h"#include "delay.h"#include "18b20.h"#include "atao_12864.h"#include "ds1302.h"#include "24c02.h"#include "festival.h"#include "keyscan.h"idata unsigned char miao=0,fen=78,xiaomiao=0,tt=0;idata unsigned char bai,shi,ge,shinian,genian,shiyue,geyue,shiri,geri,shishi,geshi,shifen,gefen,shimi ao,gemiao;idata unsigned char Number[4];unsigned char code mainmenu[]={" 主菜单""3.查询 4.温度""1.调时 2.秒表""5.设置 6.返回"};unsigned char code setmenu[]={" 设置""3.查温 4.按键""1.界面 2.闹铃""5.报时 6.返回"};void gettime(){shinian=(time_buf1[1]%100)/10;genian=(time_buf1[1]%100)%10;shiyue=(time_buf1[2])/10;geyue=(time_buf1[2])%10;shiri=(time_buf1[3])/10;geri=(time_buf1[3])%10;shishi=(time_buf1[4])/10;geshi=(time_buf1[4])%10;shifen=(time_buf1[5])/10;gefen=(time_buf1[5])%10;shimiao=(time_buf1[6])/10;gemiao=(time_buf1[6])%10;}void screen_select(uchar num){// initina1();gettime() ;if(num==1) //----------主界面{Lcd_Set_Post(1,0);TransferData(shinian+48,1);//----------------------年TransferData(genian+48,1);TransferData('/',1);TransferData(shiyue+48,1);//----------------------月TransferData(geyue+48,1);TransferData('/',1);TransferData(shiri+48,1);//----------------------日TransferData(geri+48,1);Lcd_Set_Post(1,4);if(state[1]==1)//----------------闹铃的状态图标{TransferData(' ',1);TransferData(14,1);}Lcd_Set_Post(1,5);if(key_sound==1){TransferData(13,1);}if(state[0]==0){Lcd_Set_Post(1,7); //----------------农历年nian(0);Lcd_Set_Post(2,0);//----------------------- 农历日月LCD_WRITE_CHAR("农历");Conversion(0,time_buf[1],time_buf[2],time_buf[3]);TransferData(month_moon/16+'0',1);TransferData(month_moon%16+'0',1);TransferData('/',1);TransferData(day_moon/16+'0',1);TransferData(day_moon%16+'0',1);}if(state[0]==1){Lcd_Set_Post(3,5);}else {Lcd_Set_Post(2,5);}LCD_WRITE_CHAR("星期");//----------------------星期if(time_buf1[7]==7) {LCD_WRITE_CHAR("日");}if(time_buf1[7]==6) {LCD_WRITE_CHAR("六");}if(time_buf1[7]==5) {LCD_WRITE_CHAR("五");}if(time_buf1[7]==4) {LCD_WRITE_CHAR("四");}if(time_buf1[7]==3) {LCD_WRITE_CHAR("三");}if(time_buf1[7]==2) {LCD_WRITE_CHAR("二");}if(time_buf1[7]==1) {LCD_WRITE_CHAR("一");}Lcd_Set_Post(3,0);TransferData(shishi+48,1);//----------------------时TransferData(geshi+48,1);TransferData(58,1);TransferData(shifen+48,1);//----------------------分TransferData(gefen+48,1);TransferData(58,1);TransferData(shimiao+48,1);//----------------------秒TransferData(gemiao+48,1);if(state[0]==0){bai=(temph/100); //---------------------------------温度shi=(temph%100)/10;ge=(temph%100)%10;Lcd_Set_Post(3,4);if(zerotemp==0){TransferData(' ',1);TransferData(' ',1);} Lcd_Set_Post(3,5);TransferData(shi+48,1);TransferData(ge+48,1);TransferData('.',1);TransferData(templ+48,1);TransferData(0xa1,1);TransferData(0xe6,1);Lcd_Set_Post(4,0);festival(time_buf[2],time_buf[3],time_buf[4]);//农历}}if(num==3)//----------主菜单{Lcd_Set_Post(1,0);//--------设置显示位置LCD_WRITE_CHAR(mainmenu);}if(num==4)//----------设置菜单{Lcd_Set_Post(1,0);//--------设置显示位置LCD_WRITE_CHAR(setmenu);}if(num==5)//----------时间设置{Lcd_Set_Post(1,2);//--------设置显示位置LCD_WRITE_CHAR("时间设置");Lcd_Set_Post(2,1);TransferData(shinian+48,1);//----------------------年TransferData(genian+48,1);LCD_WRITE_CHAR("年");TransferData(shiyue+48,1);//----------------------月TransferData(geyue+48,1);LCD_WRITE_CHAR("月");TransferData(shiri+48,1);//----------------------日TransferData(geri+48,1);LCD_WRITE_CHAR("日");TransferData(time_buf1[7]+48,1);//---------------星期Lcd_Set_Post(3,2);TransferData(shishi+48,1);//--------------------时TransferData(geshi+48,1);LCD_WRITE_CHAR("时");TransferData(shifen+48,1);//---------------------分TransferData(gefen+48,1);LCD_WRITE_CHAR("分");TransferData(shimiao+48,1);//--------------------秒TransferData(gemiao+48,1);}if(num==6)//----------秒表{uchar shi1,shi2,shi3,ge1,ge2,ge3;Lcd_Set_Post(1,3);//--------设置显示位置LCD_WRITE_CHAR("秒表");Lcd_Set_Post(3,2);shi1=fen/10;ge1=fen%10;TransferData(shi1+48,1);TransferData(ge1+48,1);TransferData(':',1);shi2=miao/10;ge2=miao%10;TransferData(shi2+48,1);TransferData(ge2+48,1);TransferData(':',1);shi3=xiaomiao/10;ge3=xiaomiao%10;TransferData(shi3+48,1);TransferData(ge3+48,1);}if(num==8){Lcd_Set_Post(1,2);//--------农历查询LCD_WRITE_CHAR("温度查询");Lcd_Set_Post(3,0);//--------农历查询LCD_WRITE_CHAR("最高温度"); TransferData(':',1);RdFromROM(Number,0,4);if(Number[3]==0){TransferData('-',1);}Lcd_Set_Post(3,5);TransferData(Number[0]+48,1); TransferData(Number[1]+48,1); TransferData('.',1);TransferData(Number[2]+48,1); TransferData(0xa1,1);TransferData(0xe6,1); Lcd_Set_Post(4,0);//--------农历查询LCD_WRITE_CHAR("最低温度"); TransferData(':',1);RdFromROM(Number,4,4);if(Number[3]==0){TransferData('-',1);}Lcd_Set_Post(4,5);TransferData(Number[0]+48,1); TransferData(Number[1]+48,1); TransferData('.',1);TransferData(Number[2]+48,1); TransferData(0xa1,1);TransferData(0xe6,1); }if(num==9)//----------界面菜单{Lcd_Set_Post(1,2);//--------设置显示位置LCD_WRITE_CHAR("界面选择");Lcd_Set_Post(2,0);TransferData(1+48,1);TransferData('.',1);LCD_WRITE_CHAR("多功能界面");Lcd_Set_Post(3,0);TransferData(2+48,1);TransferData('.',1);LCD_WRITE_CHAR("简洁界面");}。
#include <reg51.h> // 该程序具有显示日期、月份、日期和时间功能#include<stdio.h>#include<intrins.h>#define uchar unsigned char#define uint unsigned int#define sint signed int#define disp_off 0x3e //显示关#define disp_on 0x3f //显示开#define disp_x 0xb8 //页地址为0页#define disp_z 0xc0 //行地址为0行#define disp_y 0x40 //列地址为0列#define comm 0 //命令标志位#define dat1 1 //数据标志位#define data_ora P0 //液晶12864的数据端与单片机的P0相连sbit di =P2^0; //Data or Instrument Select,H:写数据,L:写指令sbit rw =P2^1; //Write or Read,H:read,L:writesbit e =P2^4; //读写使能sbit cs1=P2^2; //cs1=H,选择左半屏sbit cs2=P2^3; //cs2=H,选择右半屏sbit clk=P1^0; //8563 clksbit dat=P1^1; //8563 datauchar fen=0x42,miao=0x38,shi=0x17,riqi=0x02,//设置时间用yuefen=0x09,xingqi=0x00,nian=0x07,zhongduan;//设置时间用uchar code tabma[10][16]=//阴码点阵格式、取模方式为列行式、逆向取模（低位在前），//十六进制输出，中文16*16，英文8*16 宋体{//0(0) 1(1) 2(2) 3(3) 4(4) 5(5) 6(6) 7(7) 8(8) 9(9){0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00}, /*"0",0*/{0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00}, /*"1",1*/{0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00}, /*"2",2*/{0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00}, /*"3",3*/{0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00}, /*"4",4*/{0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00}, /*"5",5*/{0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00}, /*"6",6*/{0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00}, /*"7",7*/{0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00}, /*"8",8*/{0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00}, /*"9",9*/ };uchar code tab2ma[7][32]=// 日(0) 一(1) 二(2) 三(3) 四(4) 五(5) 六(6){{0x00,0x00,0x00,0xFE,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x3F,0x00,0x00,0x00,0x00}, /*"日",0*/{0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0xC0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}, /*"一",1*/{0x00,0x00,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x06,0x04,0x00,0x00,0x00,0x00,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x18,0x10,0x00}, /*"二",2*/{0x00,0x04,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x04,0x00,0x00,0x00,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x00}, /*"三",3*/{0x00,0xFE,0x02,0x02,0x02,0xFE,0x02,0x02,0xFE,0x02,0x02,0x02,0x02,0xFE,0x00,0x00,0x00,0x7F,0x28,0x24,0x23,0x20,0x20,0x20,0x21,0x22,0x22,0x22,0x22,0x7F,0x00,0x00}, /*"四",4*/{0x00,0x02,0x82,0x82,0x82,0x82,0xFE,0x82,0x82,0x82,0xC2,0x82,0x02,0x00,0x00,0x00,0x20,0x20,0x20,0x20,0x20,0x3F,0x20,0x20,0x20,0x20,0x3F,0x20,0x20,0x30,0x20,0x00}, /*"五",5*/{0x10,0x10,0x10,0x10,0x10,0x91,0x12,0x1E,0x94,0x10,0x10,0x10,0x10,0x10,0x10,0x00,0x00,0x40,0x20,0x10,0x0C,0x03,0x01,0x00,0x00,0x01,0x02,0x0C,0x78,0x30,0x00,0x00}, /*"六",6*/ };uchar code nianma[]=//年(0) 月(1) 日(2) 星(3) 期(4){0x40,0x20,0x10,0x0C,0xE3,0x22,0x22,0x22,0xFE,0x22,0x22,0x22,0x22,0x02,0x00,0x00,0x04,0x04,0x04,0x04,0x07,0x04,0x04,0x04,0xFF,0x04,0x04,0x04,0x04,0x04,0x04,0x00}; /*"年",0*/ uchar code yuema[]={0x00,0x00,0x00,0x00,0x00,0xFF,0x11,0x11,0x11,0x11,0x11,0xFF,0x00,0x00,0x00,0x00,0x00,0x40,0x20,0x10,0x0C,0x03,0x01,0x01,0x01,0x21,0x41,0x3F,0x00,0x00,0x00,0x00}; /*"月",1*/ uchar code rima[]={0x00,0x00,0x00,0xFE,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x3F,0x00,0x00,0x00,0x00}; /*"日",2*/ uchar code xingqima[]={0x00,0x00,0x00,0xBE,0x2A,0x2A,0x2A,0xEA,0x2A,0x2A,0x2A,0x2A,0x3E,0x00,0x00,0x00,0x00,0x48,0x46,0x41,0x49,0x49,0x49,0x7F,0x49,0x49,0x49,0x49,0x49,0x41,0x40,0x00, /*"星",3*/0x00,0x04,0xFF,0x54,0x54,0x54,0xFF,0x04,0x00,0xFE,0x22,0x22,0x22,0xFE,0x00,0x00,0x42,0x22,0x1B,0x02,0x02,0x0A,0x33,0x62,0x18,0x07,0x02,0x22,0x42,0x3F,0x00,0x00}; /*"期",4*///时(0) 分(1) 秒(2)uchar code shima[]={0x00,0xFC,0x44,0x44,0x44,0xFC,0x10,0x90,0x10,0x10,0x10,0xFF,0x10,0x10,0x10,0x00,0x00,0x07,0x04,0x04,0x04,0x07,0x00,0x00,0x03,0x40,0x80,0x7F,0x00,0x00,0x00,0x00}; /*"时",0*/uchar code fenma[]={0x80,0x40,0x20,0x98,0x87,0x82,0x80,0x80,0x83,0x84,0x98,0x30,0x60,0xC0,0x40,0x00,0x00,0x80,0x40,0x20,0x10,0x0F,0x00,0x00,0x20,0x40,0x3F,0x00,0x00,0x00,0x00,0x00}; /*"分",1*/uchar code miaoma[]={0x12,0x12,0xD2,0xFE,0x91,0x11,0xC0,0x38,0x10,0x00,0xFF,0x00,0x08,0x10,0x60,0x00,0x04,0x03,0x00,0xFF,0x00,0x83,0x80,0x40,0x40,0x20,0x23,0x10,0x08,0x04,0x03,0x00}; /*"秒",2*/void delay(sint n); //延时程序void xie_start(); //开始条件void xie_stop(); //停止条件bit xie1(uchar shu); //向8563中写入1个字uchar du1(); //从8563中读出1个字uchar du(); //从8563中读出时间和日期uchar xie(); //向8563中设置时间和日期//uchar xie_dingshi(); //8563定时器设置//uchar xie_fangbo_dingshi(); //8563的方波设置void delay1 (uint ms); //延时void wr_lcd (uchar dat_comm,uchar content); //向12864中写命令//uchar rd_lcd (); //读12864数据void chk_busy (); //忙闲检测void lat_disp (uchar data1,uchar data2); //写点钟//void img_disp (uchar code *img) ; //显示图像void chn_disp (uchar x,uchar y,uchar xl,uchar yl,uchar row_xl,uchar row_yl,uchar code *chn);//显示汉字void init_lcd (); //12864初始化void disp(); //128显示程序//-------------主函数--------------------void main(){uchar ml=0;init_lcd (); //LCD初始化lat_disp(0x00,0x00);xie(); //预设时间用，设置好时间后可以屏蔽for(;;){du(); //读8563的时间lat_disp(0x00,0x00);disp(); //显示时间delay1(100);}}//-------------------延时---------------------------//void delay(sint n){for(n;n>0;n--);}/////////////////////以下是PCF8563读写/////////////////////以下是PCF8563读写/* I2C的起始条件，在时钟端SCK为高电平时，数据端SDA发生由高到低的变化，为起始条件，启动I2C总线。
51单片机做的12864万年历Main.c#include "reg52.h"#include "macroconst.h"#include "keyscan.h"#include "screen.h"#include "18b20.h"#include "ds1302.h"#include "atao_12864.h"#include "24c02.h"idata unsigned char state1[1]。
unsigned char screennum=1。
//屏幕号#define time_task_sec 200 //节拍200Hz#define clock 24000000 //晶振#define max_task 4 //最大任务数idata unsigned char task_delay[4]。
#define task_delay0 time_task_sec/1 //2赫兹18b20 #define task_delay1 time_task_sec/5 //10赫兹屏幕#define task_delay2 time_task_sec/3 //4赫兹1302 #define task_delay3 time_task_sec/20 //20赫兹键盘void init(>{unsigned char i。
init18b20(>。
ds1302_init(>。
initina1(>。
//---------------------------LCD字库初始化程序 RdFromROM(state1,8,1>。
state[0]=state1[0]。
//-------界面RdFromROM(state1,15,1>。
#include<reg52.h>#include<intrins.h>#define uchar unsigned char#define uint unsigned intchar Adjust_Flag=0;uchar shi,fen,miao,nian,yue,ri,week,temp,s1num; sbit ACC0=ACC^0;sbit ACC7=ACC^7;sbit T_CLK = P3^6; /*实时时钟时钟线引脚*/ sbit T_IO = P3^4; /*实时时钟数据线引脚*/ sbit T_RST = P3^5; /*实时时钟复位线引脚*/ #define lcddate P0sbit lcdrs=P2^4;sbit lcdrw=P2^5;sbit lcden=P2^6;sbit lcdpsb=P2^1;sbit key1=P3^0;sbit key2=P3^1;sbit key3=P3^2;uchar code table1[]=" 20 -- -- "; uchar code table2[]=" :: :: "; uchar code table3[]=" "; uchar code table4[]="我爱中国！！！！";uchar shi,fen,miao,nian,yue,ri,week,temp,s1num; void delay(uint x){uint i,j;for(i=x;i>0;i--)for(j=110;j>0;j--);}/*bit lcd_busy(){bit result;lcdrs = 0;lcdrw = 1;lcden = 1;_nop_();_nop_();_nop_();_nop_();result = (bit)(P0&0x80);lcden = 0;return result;}*/void write_com(uchar com){//while(lcd_busy());lcden=0;lcdrs=0;lcdrw=0;P0=com;delay(5);lcden=1;delay(5);lcden=0;}void write_date(uchar dat){//while(lcd_busy());lcden=0;lcdrs=1;lcdrw=0;P0=dat;delay(5);lcden=1;delay(5);lcden=0;}void lcd_init(){lcdpsb=1;write_com(0x30); //基本指令操作delay(5);write_com(0x0c); // 显示开，关光标delay(5);write_com(0x01); //清屏delay(5);}//时分秒显示子函数void write_sfm(uchar add,uchar dat)//向LCD写时分秒,有显示位置加、现示数据，两个参数{uchar gw,sw;gw=dat%10;//取得个位数字sw=dat/10;//取得十位数字write_com(0x90+add);write_date(0x30+sw);//数字+30得到该数字的LCD1602显示码write_date(0x30+gw);//数字+30得到该数字的LCD1602显示码}//-------------------------------------//年月日显示子函数void write_nyr(uchar add,uchar dat)//向LCD写年月日，有显示位置加数、显示数据，两个参数{uchar gw,sw;gw=dat%10;//取得个位数字sw=dat/10;//取得十位数字write_com(0x80+add);//设定显示位置为第一个位置+addwrite_date(0x30+sw);//数字+30得到该数字的LCD1602显示码write_date(0x30+gw);//数字+30得到该数字的LCD1602显示码}//-------------------------------------------void write_week(uchar week)//写星期函数{write_com(0x88+3);//星期字符的显示位置switch(week){case 1:write_date('M');//delay(5);write_date('O');//delay(5);write_date('N');break;case 2:write_date('T');//delay(5);write_date('U');//delay(5);write_date('E');break;case 3:write_date('W');//delay(5);write_date('E');//delay(5);write_date('D');break;case 4:write_date('T');//delay(5);write_date('H');//delay(5);write_date('U');break;case 5:write_date('F');//delay(5);write_date('R');//delay(5);write_date('I');break;case 6:write_date('S');//delay(5);write_date('T');//delay(5);write_date('A');break;case 7:write_date('S');//delay(5);write_date('U');//delay(5);write_date('N');break;}}/******************************************************************** * 功能: 往DS1302写入1Byte数据********************************************************************* **/void write_byte(uchar dat){uchar i;ACC = dat;T_RST = 1;for(i=8; i>0; i--){T_IO = ACC0;T_CLK = 1;T_CLK = 0;ACC = ACC >> 1;}}/******************************************************************** * 功能: 从DS1302读取1Byte数据********************************************************************* **/uchar read_byte(void){uchar i;T_RST = 1;for(i=8; i>0; i--){ACC = ACC >>1;ACC7 = T_IO;T_CLK = 1;T_CLK = 0;}return(ACC);}/******************************************************************** * 名称: W1302(uchar Add, uchar dat)* 功能: 往DS1302写入数据********************************************************************* **/void W1302(uchar Add, uchar dat){T_RST = 0;T_CLK = 0;T_RST = 1;write_byte(Add); // 写地址_nop_();_nop_();write_byte(dat); // 写1Byte数据T_CLK = 1;T_RST = 0;}/******************************************************************** * 名称: R1302(uchar ucAddr)* 功能: 读取DS1302某地址的数据***********************************************************************/uchar R1302(uchar Add){int dat;T_RST = 0;T_CLK = 0;T_RST = 1;write_byte(Add); //写地址，命令_nop_();_nop_();dat = read_byte(); //读1Byte数据T_CLK = 1;T_RST = 0;return(dat);}/******************************************************************** * 名称: dectobcd(uchar dec)* 功能: DEC码转换为BCD码********************************************************************* **/uchar dectobcd(uchar dec){uchar bcd;bcd = 0;while(dec >= 10){dec -= 10;bcd++;}bcd <<= 4;bcd |= dec;return bcd;}/******************************************************************** * 功能: BCD码转换为DEC码********************************************************************* **/uchar bcdtodec(uchar bcd){uchar data1;data1 = bcd & 0x0f; //取BCD低4位bcd = bcd & 0x70; //剔除BCD的最高位和低4位。
该程序为51单片机c语言电子万年历#include"reg52.h"//#include<stdio.h>#define uchar unsigned char#define uint unsigned intsbit lcden=P3^4;sbit lcdrs=P3^5;sbit DATA=P0^7;sbit RST=P0^5;sbit SCLK=P0^6;sbit menu=P3^0; //菜单sbit add=P3^1; //加一sbit dec=P3^7; //减一sbit led0=P1^0;sbit led1=P1^1;sbit led2=P1^2;sbit led3=P1^3;sbit ds=P3^2;//sbit beep=P3^3;uint temp;float f_temp;uint warn_l1=270;uint warn_l2=250;uint warn_h1=300;uint warn_h2=320;uint get_temp();void delayms(uint x);void write_com(uchar com);void write_data(uchar date);void init();void dis_temp(uint t);void Write1302(uchar dat);void WriteSet1302(uchar Cmd,uchar dat);uchar Read1302(void);uchar ReadSet1302(uchar Cmd);void Init_DS1302(void);void DisplaySecond(uchar x);void DisplayMinute(uchar x);void DisplayHour(uchar x);void DisplayDay(uchar x);void DisplayMonth(uchar x);void DisplayYear(uchar x);void DisplayWeek(uchar x);void dis_temp(uint t);void read_date(void);void turn_val(char newval,uchar flag,uchar newaddr,uchar s1num);void key_scan(void);char code table[]="0123456789" ;uchar code table2[]= "TUEWESTHUFRISATSUNMON"; uchar second,minute,hour,day,month,year,week,count=0; uchar ReadValue,num,time;void delayms(uint x){uint i,j;for(i=x;i>0;i--)for(j=110;j>0;j--);}////////////////////////////////////////////////////////////void write_com(uchar com){lcdrs=0;P2=com;delayms(5);lcden=1;delayms(5);lcden=0;}void write_data(uchar date){lcdrs=1;P2=date;delayms(5);lcden=1;delayms(5);lcden=0;}void init(){lcden=0;write_com(0x38);write_com(0x0c);write_com(0x06);write_com(0x01);}/////////////////////////////////////////////////////////////////void Write1302(uchar dat){uchar i;SCLK=0; //拉低SCLK，为脉冲上升沿写入数据做好准备 delayms(2); //稍微等待，使硬件做好准备for(i=0;i<8;i++) //连续写8个二进制位数据DATA=dat&0x01; //取出dat的第0位数据写入1302delayms(2); //稍微等待，使硬件做好准备SCLK=1; //上升沿写入数据delayms(2); //稍微等待，使硬件做好准备SCLK=0; //重新拉低SCLK，形成脉冲dat>>=1; //将dat的各数据位右移1位，准备写入下一个数据位 }}void WriteSet1302(uchar Cmd,uchar dat){RST=0; //禁止数据传递SCLK=0; //确保写数居前SCLK被拉低RST=1; //启动数据传输delayms(2); //稍微等待，使硬件做好准备Write1302(Cmd); //写入命令字Write1302(dat); //写数据SCLK=1; //将时钟电平置于已知状态RST=0; //禁止数据传递}uchar Read1302(void){uchar i,dat;delayms(2); //稍微等待，使硬件做好准备for(i=0;i<8;i++) //连续读8个二进制位数据dat>>=1; //将dat的各数据位右移1位，因为先读出的是字节的最低位if(DATA==1) //如果读出的数据是1dat|=0x80; //将1取出，写在dat的最高位SCLK=1; //将SCLK置于高电平，为下降沿读出delayms(2); //稍微等待SCLK=0; //拉低SCLK，形成脉冲下降沿delayms(2); //稍微等待}return dat; //将读出的数据返回}uchar ReadSet1302(uchar Cmd){uchar dat;RST=0; //拉低RSTSCLK=0; //确保写数居前SCLK被拉低RST=1; //启动数据传输Write1302(Cmd); //写入命令字dat=Read1302(); //读出数据SCLK=1; //将时钟电平置于已知状态RST=0; //禁止数据传递return dat; //将读出的数据返回}void Init_DS1302(void){WriteSet1302(0x8E,0x00); //根据写状态寄存器命令字，写入不保护指令WriteSet1302(0x80,((0/10)<<4|(0%10))); //根据写秒寄存器命令字，写入秒的初始值WriteSet1302(0x82,((59/10)<<4|(59%10))); //根据写分寄存器命令字，写入分的初始值WriteSet1302(0x84,((23/10)<<4|(23%10))); //根据写小时寄存器命令字，写入小时的初始值WriteSet1302(0x86,((28/10)<<4|(28%10))); //根据写日寄存器命令字，写入日的初始值 WriteSet1302(0x88,((2/10)<<4|(2%10))); //根据写月寄存器命令字，写入月的初始值WriteSet1302(0x8c,((14/10)<<4|(14%10))); //nian//WriteSet1302(0x8a,((4/10)<<4|(4%10)));}/////////////////////////////////////////////////////////////////void DisplaySecond(uchar x){uchar i,j;i=x/10;j=x%10;write_com(0x80+0x46);write_data(i+0x30);write_com(0x80+0x47);write_data(j+0x30);write_com(0x80+0x48);write_data(' ');dis_temp(get_temp());}void DisSecond(uchar x){uchar i,j;ReadValue = ReadSet1302(0x81);second=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);i=x/10;j=x%10;write_com(0x80+0x46);write_data(i+0x30);write_com(0x80+0x47);write_data(j+0x30);}void DisplayMinute(uchar x) {uchar i,j;i=x/10;j=x%10;write_com(0x80+0x43);write_data(i+0x30);write_com(0x80+0x44);write_data(j+0x30);write_com(0x80+0x45);write_data(':');}void DisplayHour(uchar x){uchar i,j;i=x/10;j=x%10;write_com(0x80+0x40);write_data(i+0x30);write_com(0x80+0x41);write_data(j+0x30);write_com(0x80+0x42);write_data(':');}void DisplayDay(uchar x) {uchar i,j;i=x/10;j=x%10;write_com(0x89);write_data(i+0x30);write_com(0x8a);write_data(j+0x30); }void DisplayMonth(uchar x) {uchar i,j;i=x/10;j=x%10;write_com(0x86);write_data(i+0x30); write_com(0x87);write_data(j+0x30);write_com(0x88);write_data('/');}void DisplayYear(uchar x) {uchar i,j;i=x/10;j=x%10;write_com(0x81);write_data(2+0x30);write_com(0x82);write_data(0+0x30);write_com(0x83);write_data(i+0x30);write_com(0x84);write_data(j+0x30);write_com(0x85);write_data('/');}void DisplayWeek(uchar x){ uchar i;x=x*3;// write_com(0x8c);write_data(table2[x]);// write_com(0x8d);write_data(table2[x+1]);// write_com(0x8e);write_data(table2[x+2]);write_com(0x8c);for(i=0;i<3;i++){write_data(table2[x]);x++;}}void read_date(void){ReadValue = ReadSet1302(0x81);second=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); ReadValue = ReadSet1302(0x83);minute=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);ReadValue = ReadSet1302(0x85);hour=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);ReadValue = ReadSet1302(0x87);day=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);ReadValue = ReadSet1302(0x89);month=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);ReadValue = ReadSet1302(0x8d);year=((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);ReadValue=ReadSet1302(0x8b); //读星期week=ReadValue&0x07;DisplayYear(year);DisplayMonth(month);DisplayDay(day);DisplayWeek(week);DisplayHour(hour);DisplayMinute(minute);DisplaySecond(second);dis_temp(get_temp()); ///温度显示key_scan(); ///按键检测}void turn_val(char newval,uchar flag,uchar newaddr,uchar s1num){newval=ReadSet1302(newaddr); //读取当前时间newval=((newval&0x70)>>4)*10+(newval&0x0f); //将bcd码转换成十进制 if(flag) //判断是加一还是减一{newval++;switch(s1num){ case 1: if(newval>99) newval=0;DisplayYear(newval);break;case 2: if(newval>12) newval=1;DisplayMonth(newval);break;case 3: if(newval>31) newval=1;DisplayDay(newval);break;case 4: if(newval>6) newval=0;DisplayWeek(newval);break;case 5: if(newval>23) newval=0;DisplayHour(newval);break;case 6: if(newval>59) newval=0;DisplayMinute(newval);break;case 7: if(newval>59) newval=0;DisplaySecond(newval);break;default:break;}}else{newval--;switch(s1num){ case 1: if(newval==0) newval=99;DisplayYear(newval);break;case 2: if(newval==0) newval=12;DisplayMonth(newval);break;case 3: if(newval==0) newval=31;DisplayDay(newval);break;case 4: if(newval<0) newval=6;DisplayWeek(newval);break;case 5: if(newval<0) newval=23;DisplayHour(newval);break;case 6: if(newval<0) newval=59;DisplayMinute(newval);break;case 7: if(newval<0) newval=59;DisplaySecond(newval);break;default:break;}}WriteSet1302((newaddr-1),((newval/10)<<4)|(newval%10)); //将新数据写入寄存器}//////////////////////////////////////void dsreset(void){uint i;ds=0;i=103;while(i>0)i=4;while(i>0)i--;}bit tempreadbit(void){uint i;bit dat;ds=0;i++;ds=1;i++;i++;dat=ds;i=8;while(i>0)i--;return(dat);}uchar tempread(void){uchar i,j,dat;dat=0;for(i=1;i<=8;i++){j=tempreadbit();dat=(j<<7)|(dat>>1); }return(dat);}void tempwritebyte(uchar dat) {bit testb;for(j=1;j<=8;j++){testb=dat&0x01;dat=dat>>1;if(testb){ds=0;i++;i++;ds=1;i=8;while(i>0)i--;}else{ds=0;i=8;while(i>0)i--;ds=1;i++;i++;}}}void tempchange(void) {dsreset();delayms(1);tempwritebyte(0xcc);tempwritebyte(0x44);key_scan(); //////按键函数}uint get_temp(){uchar a,b;tempchange(); //////温度函数dsreset();delayms(1);tempwritebyte(0xcc);tempwritebyte(0xbe);a=tempread();b=tempread();temp=b;temp<<=8;temp=temp|a;f_temp=temp*0.0625;temp=f_temp*10+0.5;f_temp=f_temp+0.05;return temp;}//////void dis_temp(uint t){uchar n1,n2,n3;n1=t/100;n2=t%100/10;n3=t%100%10;DisSecond(second); ///秒显示 write_com(0x80+0x49);write_data(table[n1]);//delayms(5);write_com(0x80+0x4a);write_data(table[n2]);//delayms(5);write_com(0x80+0x4b);write_data('.');// delayms(5);write_com(0x80+0x4c);write_data(table[n3]);//delayms(5);write_com(0x80+0x4d);write_data('^');//delayms(5);write_com(0x80+0x4e);write_data('C');//delayms(5);DisSecond(second); ////秒显示}/*********************液晶显示*****************/ void warn(uint s,uchar led){uchar i;i=s;// beep=0;P1=~(led);while(i--){dis_temp(get_temp());}// beep=1;P1=0xff;i=s;while(i--){dis_temp(get_temp());}}void deal(uint t){uchar i;if((t>warn_l2)&&(t<=warn_l1)){warn(40,0x01);}else if(t<=warn_l2){warn(10,0x03);}else if((t<warn_h2)&&(t>=warn_h1)) {warn(40,0x04);}else if(t>=warn_h2){warn(10,0x0c);}else{i=40;while(i--){dis_temp(get_temp());DisSecond(second);}}}///////////////////////////////////////void main(){init();Init_DS1302();while(1){tempchange();read_date();deal(temp);key_scan();}}////******************************************* void key_scan(void){// uchar miao,s1num=0;uchar s1num=0;if(menu==0){delayms(5);if(menu==0){while(!menu);s1num++;while(1){if(menu==0){delayms(5);if(menu==0){while(!menu);s1num++;}}// miao=ReadSet1302(0x81);// second=miao;// WriteSet1302(0x80,miao|0x80);write_com(0x0f);//光标闪射if(s1num==1){ //year=ReadSet1302(0x8d);write_com(0x80+4); //年光标if(add==0){delayms(3);if(add==0){ while(!add);turn_val(year,1,0x8d,1);}}if(dec==0){delayms(3);if(dec==0){ while(!dec);turn_val(year,0,0x8d,1);}}}if(s1num==2){//month=ReadSet1302(0x89);write_com(0x80+7); //月光标if(add==0){delayms(3);if(add==0){ while(!add);turn_val(month,1,0x89,2);}}if(dec==0){delayms(3);if(dec==0){ while(!dec);turn_val(month,0,0x89,2);}}}if(s1num==3){ //day=ReadSet1302(0x87);write_com(0x80+10);//日光标{delayms(3);if(add==0){ while(!add);turn_val(day,1,0x87,3);}}if(dec==0){delayms(3);if(dec==0){ while(!dec);turn_val(day,0,0x87,3); //写入日寄存器 }}}if(s1num==4){ //week=ReadSet1302(0x8b);write_com(0x80+14); //星期光标if(add==0){delayms(3);if(add==0){ while(!add);turn_val(week,1,0x8b,4);}}if(dec==0){delayms(3);{ while(!dec);turn_val(week,0,0x8b,4);}}}if(s1num==5){// hour=ReadSet1302(0x85)write_com(0x80+0x40+1); //时光标if(add==0){delayms(3);if(add==0){ while(!add);turn_val(hour,1,0x85,5);}}if(dec==0){delayms(3);if(dec==0){ while(!dec);turn_val(hour,0,0x85,5);}}}if(s1num==6)//调时间分{ // minute=ReadSet1302(0x83);write_com(0x80+0x40+4);if(add==0){delayms(5);if(add==0){ while(!add);turn_val(minute,1,0x83,6); //写入分寄存器}}if(dec==0){delayms(3);if(dec==0){ while(!dec);turn_val(minute,0,0x83,6); //写入分寄存器}}}if(s1num==7)//调时间秒{// second=ReadSet1302(0x81);write_com(0x80+0x40+7);//秒光标if(add==0){delayms(3);if(add==0){ while(!add);if(second==0x60)second=0x00;turn_val(second,1,0x81,7);}}if(dec==0){delayms(3);if(dec==0){ while(!dec);turn_val(second,0,0x81,7);}}}if(s1num==8){// miao=ReadSet1302(0x81);// second=miao;// WriteSet1302(0x80,second&0x7f);s1num=0;//s1num清零//write_com(0x0c);//光标不闪烁//break;}}}}}。
