51单片机数码管显示万年历程序

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51单片机万年历汇编程序 2

;真正的万年历: 84 bytes 的51 ASM;==SUB_WNL=== 万年历==* Deng Miao * 2004-06-01 ***** GuangZhou ****** SJ DA TA30H ; 世纪BCD 00 TO 99NH DA TA31H ; 年号BCD 00 TO 99 0000 TO 9999 年YF DA TA32H ; 月份BCD 01 TO 12org 000hMOV SP, #40HMOV SJ, #21H ;2004-05MOV NH, #01HMOV YF, #4HACALL SUB_WNLSJMP $;===============SUB_WNL===================; 入口：; SJ DA TA30H ; 世纪BCD 00 TO 99; NH DA TA31H ; 年号BCD 00 TO 99 0000 TO 9999 年; YF DA TA32H ; 月份BCD 01 TO 12; 出口; ACC -- 本月天数BCD 28 to 31; B -- 本月1日的星期数1 to 6 == 星期1 to 星期6; 0 -- 星期日; 使用: ACC, B, R5, R6; STACK: 3 bytes (不包括调用）ORG 50HSUB_WNL:PUSH PSWMOV A, SJACALL BCD2BIN_MOD4; x 400年: (大周期); =146097天= 7 * 20871 + 0 天; x 100年:; 000年= 7 * 0 + 0 + 1 - 1 1 = 0 * 2 + 1 ****; 100年= 7 * 5217 + 7 + 1 - 2 2 = 1 * 2; 200年= 7 * 10435 + 7 + 1 - 4 4 = 2 * 2; 300年= 7 * 15653 + 7 + 1 - 6 6 = 3 * 2; {1,2,4,6}MOV A, R6 ; A=R6= SJ_BIN MOD 4RLC A; A=A*2+C A = {1,2,4,6} ****XRL A, #10000111B ; A = 87H - A; 边界调整MOV R5, A; A = {86H, 85H, 83H, 81H} ; R5: 星期MOV A, NHJZ WNL_1ACALL BCD2BIN_MOD4XCH A, R5SUBB A, R5 ; 0 年; 0 = 0 + 0 + 1 + (-1) ***MOV R5, A单片机日记：WNL_1:MOV A, YFADD A, #(WNL_TAB-$-4)MOVC A, @A+PCMOV R6, ASW AP AACALL WNL_F0; 大年对>=3月调整准备ADDC A, R5 ; 月调整MOV B, #7DIV AB ; B = A MOD 7MOV A, R6ACALL WNL_F0; 大年调整准备ADDC A, #28POP PSWRETWNL_TAB:DB 3*2 + 5 * 32+0 ;1 BIT 0 : "2月" 标志DB 0*2+1+1 * 32+0 ;2 ** BIT 1..2: 月大小DB 3*2 + 1 * 32+16 ;3 00：28 天DB 2*2 + 4 * 32+16 ;4 01：----DB 3*2 + 6 * 32+16 ;5 10: 30 天DB 2*2 + 2 * 32+16 ;6 11: 31 天DB 3*2 + 4 * 32+16 ;7 BIT 3: 0 -----DB 3*2 + 7 * 32+16 ;8 BIT 4: 0: 1/2月DB 2*2 + 3 * 32+16 ;9 1: >=3月WNL_F0: ; 6 BYTES ; 大年调整准备RRC A;0AHANL A, #07H ;0BH;0CHANL C, F0 ;0DH;0EHRET ;0FHDB 3*2 + 5 * 32+16 ;10H BIT 5..7: 星期调整数DB 2*2 + 1 * 32+16 ;11H 0：---DB 3*2 + 3 * 32+16 ;12H 1-7: 调整数BCD2BIN_MOD4:; 功能：A. 1 BYTES BCD TO BIN; B. MOD 4; C. MUL 2; 入口：; A: SJ OR NH; F0 : 大世纪; 出口; ACC -- (BIN(A) \ 4) * 2 - (BIN(A) MOD 4) - F0; R6 -- BIN(A) MOD 4; C -- IIF( (BIN(A) MOD 4)=0, 1, 0 ); 使用: ACC, B, R6, PSW; STACK: 0 bytes (不包括调用）MOV R6, A; BCD ==> BINANL A, #0F0H ; 16X+Y ==> 10X+YSW AP AMOV B, #(256-6) ; (256-6)*X + (16X+Y)MUL AB ;ADD A, R6 ; = 256X + (10X+Y)MOV R6, A; MOD4ANL A, #3XCH A, R6 ; R6 = BIN MOD 4 = {0,1,2,3}; X 4年：3 * 365 + 366 = 7*209 + (-2) ** XRL A, R6 ; A = (BIN \ 4)RR A; A = (BIN \4 ) * 2 **MOV C, F0 ; 大世纪调整SUBB A, R6;X 1 年:;0 年0 = 0 + 0 + 1 + (-1) ***;1 年366 = 7*52 + 1 + 1;2 年366 + 365 = 7*104 + 2 + 1;3 年366 + 365 + 365 = 7*156+3 + 1; {-1,1,2,3}CJNE R6, #1, $ + 3 ; C = IIF(R6>=1, 0, 1)MOV F0, C ; C=1 为大年/大世纪RET;-----------------------------END ;======== END OF FILE。

51单片机实现万年历程序文件

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;void delay(uint x){uchar i,j;for(i=x;i>0;i--)for(j=110;j>0;j--);}void didi(){beep=0;delay(1000);beep=1;delay(1000);}void write_(uchar ){lcdrs=0;P0=;delay(5);lcden=1;delay(20);lcden=0;}void write_date(uchar date){lcdrs=1;P0=date;delay(5);lcden=1;delay(20);lcden=0;}void write_sfm(uchar add,uchar date){ uchar shi,ge;shi=date/10;ge=date%10;write_(0x80+0x40+add);write_date(0x30+shi);write_date(0x30+ge);}void write_nyr(uchar add,uchar date){ uchar shi,ge;shi=date/10;ge=date%10;write_(0x80+add);write_date(0x30+shi);write_date(0x30+ge);}void write_zhou(uchar add,uchar date) {write_(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_(0x80+0x40+0x0a);write_(0x0f);}if(numfun==2){write_(0x80+0x40+0x07);write_(0x0f);}if(numfun==3){write_(0x80+0x40+0x04);write_(0x0f);}if(numfun==4){write_(0x80+0x0f);write_(0x0f);}if(numfun==5){write_(0x80+0x09);write_(0x0f);}if(numfun==6){write_(0x80+0x06);write_(0x0f);}if(numfun==7){write_(0x80+0x03);write_(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_(0x80+0x40+9);write_ds(0,miao);}if(numfun==2){fen++;if(fen==60)fen=0;write_sfm(6,fen);write_(0x80+0x40+6);write_ds(2,fen);}if(numfun==3){shi++;if(shi==24)shi=0;write_sfm(3,shi);write_(0x80+0x40+3);write_ds(4,shi);}if(numfun==4){week++;if(week==8)week=1;write_zhou(0x0f,week);write_(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_(0x80+0x08);write_ds(7,ri);}if(numfun==6){yue++;if(yue==13)yue=0;write_nyr(5,yue);write_(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_(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_(0x80+0x40+9);write_ds(0,miao);}if(numfun==2){fen--;if(fen==-1)fen=59;write_sfm(6,fen);write_(0x80+0x40+6);write_ds(2,fen);}if(numfun==3){shi--;if(shi==-1)shi=23;write_sfm(3,shi);write_(0x80+0x40+3);write_ds(4,shi);}if(numfun==4){week--;if(week==0)week=7;write_zhou(0x0f,week);write_(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_(0x80+0x08);write_ds(7,ri);}if(numfun==6){yue--;if(yue==-1)yue=12;write_nyr(5,yue);write_(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_(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_(0x80+0x40+0x0a);write_(0x0f);}if(anumfun==2){flag=1;write_(0x80+0x40+0x07);write_(0x0f);}if(anumfun==3){flag=1;write_(0x80+0x40+0x04);write_(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_(0x80+0x40+9);write_ds(1,amiao);}if(anumfun==2){afen++;if(afen==60)afen=0;write_sfm(6,afen);write_(0x80+0x40+6);write_ds(3,afen);}if(anumfun==3){ashi++;if(ashi==24)ashi=0;write_sfm(3,ashi);write_(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_(0x80+0x40+9);write_ds(1,amiao);}if(anumfun==2){afen--;if(afen==-1)afen=59;write_sfm(6,afen);write_(0x80+0x40+6);write_ds(3,afen);}if(anumfun==3){ashi--;if(ashi==-1)ashi=23;write_sfm(3,ashi);write_(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_(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_(0x0c);//打开显示，并使光标不显示也不闪烁write_(0x06);//光标指针每次自动加1write_(1);//清屏write_(0x80);//送地址指针for(num=0;num<16;num++){write_date(table[num]);delay(5);}write_(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。

51单片机万年历毕设程序各种功能

#include<reg52.h>//#include"DS18B20_3.H"#include <string.h>#include <intrins.h>#define uint unsigned int#define uchar unsigned char#define wd 1 //定义是否有温度功能=0时无温度，=1时有温度#define yh 0x80 //LCD第一行的初始位置,因为LCD1602字符地址首位D7恒定为1（100000000=80）#define er 0x80+0x40 //LCD第二行初始位置（因为第二行第一个字符位置地址是0x40）//液晶屏的与C51之间的引脚连接定义（显示数据线接C51的P0口）sbit en=P2^7;sbit rw=P2^6; //如果硬件上rw接地，就不用写这句和后面的rw=0了sbit rs=P2^5; //校时按键与C51的引脚连接定义sbit menu=P3^0; //菜单键sbit set=P3^1; //设置键sbit add=P3^2; //加键sbit dec=P3^3; //减键sbit ensure=P3^4; //确认键sbit DQ=P2^0; //sbit buzzer=P1^4; //蜂鸣器，通过三极管8550驱动，端口低电平响sbit led=P2^4; //LCD背光开关bit led1=1;unsigned char temp_miao;unsigned char bltime; //背光亮的时间//DS1302时钟芯片与C51之间的引脚连接定义sbit IO=P1^1;sbit SCLK=P1^0;sbit RST=P1^2;uchar a,miao,shi,fen,ri,yue,nian,week,setn,temp;uint flag;//flag用于读取头文件中的温度值，和显示温度值bit c_moon;uchar nz_shi=12,nz_fen=0,nz_miao=0,setNZn; //定义闹钟变量uchar shangyimiao,bsn,temp_hour; //记录上一秒时间uchar T_NL_NZ; //计数器bit timerOn=0; //闹钟启用标志位bit baoshi=0; //整点报时标志位bit p_r=0; //平年/润年=0表示平年，=1表示润年data uchar year_moon,month_moon,day_moon,week;sbit ACC0=ACC^0;sbit ACC7=ACC^7;ACC累加器=AACC.0=E0H//********阳历转换阴历表************************************code uchar year_code[597]={ 0x04,0xAe,0x53, 0x0A,0x57,0x48, 0x55,0x26,0xBd, 0x0d,0x26,0x50, 0x0d,0x95,0x44, 0x46,0xAA,0xB9, 0x05,0x6A,0x4d, 0x09,0xAd,0x42, 0x24,0xAe,0xB6, 0x04,0xAe,0x4A, 0x6A,0x4d,0xBe, 0x0A,0x4d,0x52,0x0d,0x25,0x46, 0x5d,0x52,0xBA, 0x0B,0x54,0x4e, 0x0d,0x6A,0x43, 0x29,0x6d,0x37, 0x09,0x5B,0x4B, 0x74,0x9B,0xC1, 0x04,0x97,0x54, 0x0A,0x4B,0x48,0x5B,0x25,0xBC, 0x06,0xA5,0x50, 0x06,0xd4,0x45, 0x4A,0xdA,0xB8, 0x02,0xB6,0x4d, 0x09,0x57,0x42, 0x24,0x97,0xB7, 0x04,0x97,0x4A,0x66,0x4B,0x3e, 0x0d,0x4A,0x51, 0x0e,0xA5,0x46, 0x56,0xd4,0xBA, 0x05,0xAd,0x4e, 0x02,0xB6,0x44, 0x39,0x37,0x38, 0x09,0x2e,0x4B,0x7C,0x96,0xBf, 0x0C,0x95,0x53, 0x0d,0x4A,0x48, 0x6d,0xA5,0x3B,0x0B,0x55,0x4f, 0x05,0x6A,0x45, 0x4A,0xAd,0xB9, 0x02,0x5d,0x4d,0x09,0x2d,0x42, 0x2C,0x95,0xB6, 0x0A,0x95,0x4A, 0x7B,0x4A,0xBd,0x06,0xCA,0x51, 0x0B,0x55,0x46, 0x55,0x5A,0xBB, 0x04,0xdA,0x4e,0x0A,0x5B,0x43, 0x35,0x2B,0xB8, 0x05,0x2B,0x4C, 0x8A,0x95,0x3f,0x0e,0x95,0x52, 0x06,0xAA,0x48, 0x7A,0xd5,0x3C, 0x0A,0xB5,0x4f,0x04,0xB6,0x45, 0x4A,0x57,0x39, 0x0A,0x57,0x4d, 0x05,0x26,0x42,0x3e,0x93,0x35, 0x0d,0x95,0x49, 0x75,0xAA,0xBe, 0x05,0x6A,0x51,0x09,0x6d,0x46, 0x54,0xAe,0xBB, 0x04,0xAd,0x4f, 0x0A,0x4d,0x43,0x4d,0x26,0xB7, 0x0d,0x25,0x4B, 0x8d,0x52,0xBf, 0x0B,0x54,0x52, 0x0B,0x6A,0x47,0x69,0x6d,0x3C, 0x09,0x5B,0x50, 0x04,0x9B,0x45, 0x4A,0x4B,0xB9,0x0A,0x4B,0x4d, 0xAB,0x25,0xC2, 0x06,0xA5,0x54, 0x06,0xd4,0x49,0x6A,0xdA,0x3d, 0x0A,0xB6,0x51, 0x09,0x37,0x46, 0x54,0x97,0xBB,0x04,0x97,0x4f, 0x06,0x4B,0x44, 0x36,0xA5,0x37, 0x0e,0xA5,0x4A,0x86,0xB2,0xBf, 0x05,0xAC,0x53, 0x0A,0xB6,0x47, 0x59,0x36,0xBC,0x09,0x2e,0x50, 0x0C,0x96,0x45, 0x4d,0x4A,0xB8, 0x0d,0x4A,0x4C,0x0d,0xA5,0x41, 0x25,0xAA,0xB6, 0x05,0x6A,0x49, 0x7A,0xAd,0xBd,0x02,0x5d,0x52, 0x09,0x2d,0x47, 0x5C,0x95,0xBA, 0x0A,0x95,0x4e, 0x0B,0x4A,0x43, 0x4B,0x55,0x37, 0x0A,0xd5,0x4A, 0x95,0x5A,0xBf, 0x04,0xBA,0x53, 0x0A,0x5B,0x48, 0x65,0x2B,0xBC, 0x05,0x2B,0x50, 0x0A,0x93,0x45, 0x47,0x4A,0xB9, 0x06,0xAA,0x4C, 0x0A,0xd5,0x41,0x24,0xdA,0xB6, 0x04,0xB6,0x4A, 0x69,0x57,0x3d, 0x0A,0x4e,0x51,0x0d,0x26,0x46, 0x5e,0x93,0x3A, 0x0d,0x53,0x4d, 0x05,0xAA,0x43, 0x36,0xB5,0x37, 0x09,0x6d,0x4B, 0xB4,0xAe,0xBf, 0x04,0xAd,0x53,0x0A,0x4d,0x48, 0x6d,0x25,0xBC, 0x0d,0x25,0x4f, 0x0d,0x52,0x44, 0x5d,0xAA,0x38, 0x0B,0x5A,0x4C, 0x05,0x6d,0x41, 0x24,0xAd,0xB6,0x04,0x9B,0x4A, 0x7A,0x4B,0xBe, 0x0A,0x4B,0x51, 0x0A,0xA5,0x46,0x5B,0x52,0xBA, 0x06,0xd2,0x4e, 0x0A,0xdA,0x42, 0x35,0x5B,0x37,0x09,0x37,0x4B, 0x84,0x97,0xC1, 0x04,0x97,0x53, 0x06,0x4B,0x48,0x66,0xA5,0x3C, 0x0e,0xA5,0x4f, 0x06,0xB2,0x44, 0x4A,0xB6,0x38, 0x0A,0xAe,0x4C, 0x09,0x2e,0x42, 0x3C,0x97,0x35, 0x0C,0x96,0x49,0x7d,0x4A,0xBd, 0x0d,0x4A,0x51, 0x0d,0xA5,0x45, 0x55,0xAA,0xBA,0x05,0x6A,0x4e, 0x0A,0x6d,0x43, 0x45,0x2e,0xB7, 0x05,0x2d,0x4B,0x8A,0x95,0xBf, 0x0A,0x95,0x53, 0x0B,0x4A,0x47, 0x6B,0x55,0x3B,0x0A,0xd5,0x4f, 0x05,0x5A,0x45, 0x4A,0x5d,0x38, 0x0A,0x5B,0x4C, 0x05,0x2B,0x42, 0x3A,0x93,0xB6, 0x06,0x93,0x49, 0x77,0x29,0xBd, 0x06,0xAA,0x51,0x0A,0xd5,0x46, 0x54,0xdA,0xBA, 0x04,0xB6,0x4e, 0x0A,0x57,0x43,0x45,0x27,0x38, 0x0d,0x26,0x4A, 0x8e,0x93,0x3e, 0x0d,0x52,0x52,0x0d,0xAA,0x47, 0x66,0xB5,0x3B, 0x05,0x6d,0x4f, 0x04,0xAe,0x45, 0x4A,0x4e,0xB9, 0x0A,0x4d,0x4C, 0x0d,0x15,0x41, 0x2d,0x92,0xB5, };///月份数据表code uchar day_code1[9]={0x0,0x1f,0x3b,0x5a,0x78,0x97,0xb5,0xd4,0xf3};code uint day_code2[3]={0x111,0x130,0x14e}bit c_moon;data uchar year_moon,month_moon,day_moon,week;//子函数,用于读取数据表中农历月的大月或小月,如果该月为大返回1,为小返回0bit get_moon_day(uchar month_p,uint table_addr){uchar temp;switch (month_p){case 1:{temp=year_code[table_addr]&0x08;if (temp==0)return(0);else return(1);}case 2:{temp=year_code[table_addr]&0x04;if (temp==0)return(0);else return(1);}case 3:{temp=year_code[table_addr]&0x02;if (temp==0)return(0);else return(1);}case 4:{temp=year_code[table_addr]&0x01;if (temp==0)return(0);else return(1);}case 5:{temp=year_code[table_addr+1]&0x80;if (temp==0) return(0);else return(1);}case 6:{temp=year_code[table_addr+1]&0x40;if (temp==0)return(0);else return(1);}case 7:{temp=year_code[table_addr+1]&0x20;if (temp==0)return(0);else return(1);}case 8:{temp=year_code[table_addr+1]&0x10;if (temp==0)return(0);else return(1);}case 9:{temp=year_code[table_addr+1]&0x08;if (temp==0)return(0);else return(1);}case 10:{temp=year_code[table_addr+1]&0x04;if (temp==0)return(0);else return(1);}case 11:{temp=year_code[table_addr+1]&0x02;if (temp==0)return(0);else return(1);}case 12:{temp=year_code[table_addr+1]&0x01;if (temp==0)return(0);else return(1);}case 13:{temp=year_code[table_addr+2]&0x80;if (temp==0)return(0);else return(1);}}}/*函数功能:输入BCD阳历数据,输出BCD阴历数据(只允许1901-2099年)调用函数示例:Conversion(c_sun,year_sun,month_sun,day_sun)如:计算2004年10月16日Conversion(0,0x4,0x10,0x16);c_sun,year_sun,month_sun,day_sun均为BCD数据,c_sun为世纪标志位,c_sun=0为21世纪,c_sun=1为19世纪调用函数后,原有数据不变,读c_moon,year_moon,month_moon,day_moon得出阴历BCD数据*/void Conversion(bit c,uchar year,uchar month,uchar day){ //c=0 为21世纪,c=1 为19世纪输入输出数据均为BCD数据uchar temp1,temp2,temp3,month_p;uint temp4,table_addr;bit flag2,flag_y;temp1=year/16; //BCD->hex 先把数据转换为十六进制temp2=year%16;// year=temp1*10+temp2;year=temp1*16+temp2;temp1=month/16;temp2=month%16;//month=temp1*10+temp2;month=temp1*16+temp2;temp1=day/16;temp2=day%16;//day=temp1*10+temp2;day=temp1*16+temp2;//定位数据表地址if(c==0){table_addr=(year+0x64-1)*0x3;}else {table_addr=(year-1)*0x3;}//定位数据表地址完成//取当年春节所在的公历月份temp1=year_code[table_addr+2]&0x60;temp1=_cror_(temp1,5);//取当年春节所在的公历月份完成//取当年春节所在的公历日temp2=year_code[table_addr+2]&0x1f;//取当年春节所在的公历日完成// 计算当年春年离当年元旦的天数,春节只会在公历1月或2月if(temp1==0x1){temp3=temp2-1;}else{temp3=temp2+0x1f-1;}// 计算当年春年离当年元旦的天数完成//计算公历日离当年元旦的天数,为了减少运算,用了两个表//day_code1[9],day_code2[3]//如果公历月在九月或前,天数会少于0xff,用表day_code1[9],//在九月后,天数大于0xff,用表day_code2[3]//如输入公历日为8月10日,则公历日离元旦天数为day_code1[8-1]+10-1//如输入公历日为11月10日,则公历日离元旦天数为day_code2[11-10]+10-1if (month<10){temp4=day_code1[month-1]+day-1;}else{temp4=day_code2[month-10]+day-1;}if ((month>0x2)&&(year%0x4==0)){ //如果公历月大于2月并且该年的2月为闰月,天数加1temp4+=1;}//计算公历日离当年元旦的天数完成//判断公历日在春节前还是春节后if (temp4>=temp3){ //公历日在春节后或就是春节当日使用下面代码进行运算temp4-=temp3;month=0x1;month_p=0x1; //month_p为月份指向,公历日在春节前或就是春节当日month_p指向首月flag2=get_moon_day(month_p,table_addr); //检查该农历月为大小还是小月,大月返回1,小月返回0flag_y=0;if(flag2==0)temp1=0x1d; //小月29天else temp1=0x1e; //大小30天temp2=year_code[table_addr]&0xf0;temp2=_cror_(temp2,4); //从数据表中取该年的闰月月份,如为0则该年无闰月while(temp4>=temp1){temp4-=temp1;month_p+=1;if(month==temp2){flag_y=~flag_y;if(flag_y==0)month+=1;}else month+=1;flag2=get_moon_day(month_p,table_addr);if(flag2==0)temp1=0x1d;else temp1=0x1e;}day=temp4+1;}else{ //公历日在春节前使用下面代码进行运算temp3-=temp4;if (year==0x0){year=0x63;c=1;}else year-=1;table_addr-=0x3;month=0xc;temp2=year_code[table_addr]&0xf0;temp2=_cror_(temp2,4);if (temp2==0)month_p=0xc;elsemonth_p=0xd; ////month_p为月份指向,如果当年有闰月,一年有十三个月,月指向13,无闰月指向12flag_y=0;flag2=get_moon_day(month_p,table_addr);if(flag2==0)temp1=0x1d;else temp1=0x1e;while(temp3>temp1){temp3-=temp1;month_p-=1;if(flag_y==0)month-=1;if(month==temp2)flag_y=~flag_y;flag2=get_moon_day(month_p,table_addr);if(flag2==0)temp1=0x1d;else temp1=0x1e;}day=temp1-temp3+1;}c_moon=c; //HEX->BCD ,运算结束后,把数据转换为BCD数据temp1=year/10;temp1=_crol_(temp1,4);temp2=year%10;year_moon=temp1|temp2;temp1=month/10;temp1=_crol_(temp1,4);temp2=month%10;month_moon=temp1|temp2;temp1=day/10;temp1=_crol_(temp1,4);temp2=day%10;day_moon=temp1|temp2;}/*函数功能:输入BCD阳历数据,输出BCD星期数据(只允许1901-2099年)调用函数示例:Conver_week(c_sun,year_sun,month_sun,day_sun)如:计算2004年10月16日Conversion(0,0x4,0x10,0x16);c_sun,year_sun,month_sun,day_sun均为BCD数据,c_sun为世纪标志位,c_sun=0为21世纪,c_sun=1为19世纪调用函数后,原有数据不变,读week得出阴历BCD数据*/code uchar table_week[12]={0,3,3,6,1,4,6,2,5,0,3,5}; //月修正数据表/*算法:日期+年份+所过闰年数+月较正数之和除7 的余数就是星期但如果是在闰年又不到3 月份上述之和要减一天再除7星期数为0*/void Conver_week(uchar year,uchar month,uchar day){//c=0 为21世纪,c=1 为19世纪输入输出数据均为BCD数据uchar p1,p2;year+=0x64; //如果为21世纪,年份数加100p1=year/0x4; //所过闰年数只算1900年之后的p2=year+p1;p2=p2%0x7; //为节省资源,先进行一次取余,避免数大于0xff,避免使用整型数据p2=p2+day+table_week[month-1];if (year%0x4==0&&month<3)p2-=1;week=p2%0x7;}/**************************************************************/uchar code tab1[]={"20 - - "}; //年显示的固定字符uchar code tab2[]={" : : "}; //时间显示的固定字符uchar code nlp[]={"NL: - - PING"}; //农历平年显示uchar code nlr[]={"NL: - - RUN "}; //农历润年显示uchar code NZd[]={"timer: - - "}; //显示闹钟固定点uchar code qk[]= {" "}; //清空显示uchar code tm[]= {"time"};//=====================DS18B20========================================= ====//***************************************************************************** *void Delayns(int num)//延时函数{while(num--);}//***************************************************************************** *void Init_DS18B20(void)//初始化ds1820{unsigned char x=0;DQ = 1; //DQ复位Delayns(8); //稍做延时DQ = 0; //单片机将DQ拉低Delayns(80); //精确延时大于480usDQ = 1; //拉高总线Delayns(14);x=DQ; //稍做延时后如果x=0则初始化成功x=1则初始化失败Delayns(20);}//***************************************************************************** *unsigned char ReadOneChar(void)//读一个字节{unsigned char i=0;unsigned char 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;Delayns(4);}return(dat);}//***************************************************************************** *void WriteOneChar(unsigned char dat)//写一个字节{unsigned char i=0;for (i=8; i>0; i--){DQ = 0;DQ = dat&0x01;Delayns(5);DQ = 1;dat>>=1;}}//***************************************************************************** *unsigned int ReadTemperature(void)//读取温度{unsigned char a=0;unsigned char b=0;unsigned int t=0;float tt=0;Init_DS18B20();WriteOneChar(0xCC); // 跳过读序号列号的操作WriteOneChar(0x44); // 启动温度转换Init_DS18B20();WriteOneChar(0xCC); //跳过读序号列号的操作WriteOneChar(0xBE); //读取温度寄存器a=ReadOneChar(); //读低8位b=ReadOneChar(); //读高8位t=b;t<<=8;t=t|a;tt=t*0.0625;t= tt*10+0.5; //放大10倍输出并四舍五入return(t);}//*****************************************************************************//延时函数，后面经常调用void delay(uint xms)//延时函数，有参函数uint x,y;for(x=xms;x>0;x--)for(y=110;y>0;y--);}/********液晶写入指令函数与写入数据函数，以后可调用**************//*在这个程序中，液晶写入有关函数会在DS1302的函数中调用，所以液晶程序要放在前面*/write_1602com(uchar com)//****液晶写入指令函数****{rs=0;//数据/指令选择置为指令rw=0; //读写选择置为写P0=com;//送入数据delay(1);en=1;//拉高使能端，为制造有效的下降沿做准备delay(1);en=0;//en由高变低，产生下降沿，液晶执行命令}write_1602dat(uchar dat)//***液晶写入数据函数****{rs=1;//数据/指令选择置为数据rw=0; //读写选择置为写P0=dat;//送入数据delay(1);en=1; //en置高电平，为制造下降沿做准备delay(1);en=0; //en由高变低，产生下降沿，液晶执行命令}lcd_init()//***液晶初始化函数****{write_1602com(0x38);//设置液晶工作模式，意思：16*2行显示，5*7点阵，8位数据write_1602com(0x0c);//开显示不显示光标write_1602com(0x06);//整屏不移动，光标自动右移write_1602com(0x01);//清显示write_1602com(yh+1);//日历显示固定符号从第一行第1个位置之后开始显示for(a=0;a<14;a++){write_1602dat(tab1[a]);//向液晶屏写日历显示的固定符号部分//delay(3);}write_1602com(er);//时间显示固定符号写入位置，从第2个位置后开始显示for(a=0;a<8;a++){write_1602dat(tab2[a]);//写显示时间固定符号，两个冒号//delay(3);}}/*********************over***********************//***************DS1302有关子函数********************/void write_byte(uchar dat)//写一个字节{ACC=dat;RST=1;for(a=8;a>0;a--){IO=ACC0;SCLK=0;SCLK=1;ACC=ACC>>1;}}uchar read_byte()//读一个字节{RST=1;for(a=8;a>0;a--){ACC7=IO;SCLK=1;SCLK=0;ACC=ACC>>1;}return (ACC);}//----------------------------------------void write_1302(uchar add,uchar dat)//向1302芯片写函数，指定写入地址，数据RST=0;SCLK=0;RST=1;write_byte(add);write_byte(dat);SCLK=1;RST=0;}uchar read_1302(uchar add)//从1302读数据函数，指定读取数据来源地址{uchar temp;RST=0;SCLK=0;RST=1;write_byte(add);temp=read_byte();SCLK=1;RST=0;return(temp);}uchar BCD_Decimal(uchar bcd)//BCD码转十进制函数，输入BCD，返回十进制{uchar Decimal;Decimal=bcd>>4;return(Decimal=Decimal*10+(bcd&=0x0F));}//--------------------------------------void ds1302_init() //1302芯片初始化子函数(2010-01-07,12:00:00,week4){RST=0;SCLK=0;write_1302(0x8e,0x00); //允许写，禁止写保护//write_1302(0x80,0x00); //向DS1302内写秒寄存器80H写入初始秒数据00//write_1302(0x82,0x00);//向DS1302内写分寄存器82H写入初始分数据00//write_1302(0x84,0x12);//向DS1302内写小时寄存器84H写入初始小时数据12 //write_1302(0x8a,0x04);//向DS1302内写周寄存器8aH写入初始周数据4//write_1302(0x86,0x07);//向DS1302内写日期寄存器86H写入初始日期数据07 //write_1302(0x88,0x01);//向DS1302内写月份寄存器88H写入初始月份数据01 //write_1302(0x8c,0x10);//向DS1302内写年份寄存器8cH写入初始年份数据10 write_1302(0x8e,0x80); //打开写保护//------------------------------------//温度显示子函数void write_temp(uchar add,uint dat)//向LCD写温度数据,并指定显示位置{uint gw,sw,bw;bw=dat/100;//取得百位sw=dat%100/10;//取得十位数字gw=dat%10;//取得个位数字write_1602com(er+add);//er是头文件规定的值0x80+0x40write_1602dat(0x30+bw);write_1602dat(0x30+sw);//数字+30得到该数字的LCD1602显示码write_1602dat('.');write_1602dat(0x30+gw);//数字+30得到该数字的LCD1602显示码write_1602dat(0xdf);//显示温度的小圆圈符号，0xdf是液晶屏字符库的该符号地址码write_1602dat(0x43); //显示"C"符号，0x43是液晶屏字符库里大写C的地址码}//------------------------------------//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_1602com(er+add);//er是头文件规定的值0x80+0x40write_1602dat(0x30+sw);//数字+30得到该数字的LCD1602显示码write_1602dat(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_1602com(yh+add);//设定显示位置为第一个位置+addwrite_1602dat(0x30+sw);//数字+30得到该数字的LCD1602显示码write_1602dat(0x30+gw);//数字+30得到该数字的LCD1602显示码//------------------------------------//农历显示子函数void write_nl(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gw=dat%16;//取得个位数字sw=dat/16;//取得十位数字write_1602com(er+add);//er是头文件规定的值0x80+0x40// write_1602dat(0x30+sw);//数字+30得到该数字的LCD1602显示码// write_1602dat(0x30+gw);//数字+30得到该数字的LCD1602显示码write_1602dat('0'+sw);//数字+30得到该数字的LCD1602显示码write_1602dat('0'+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_1602com(yh+0x0c);//星期字符的显示位置switch(week){case 1:write_1602dat('M');//星期数为1时，显示write_1602dat('O');write_1602dat('N');break;case 2:write_1602dat('T');//星期数据为2时显示write_1602dat('U');write_1602dat('E');break;case 3:write_1602dat('W');//星期数据为3时显示write_1602dat('E');write_1602dat('D');break;case 4:write_1602dat('T');//星期数据为4是显示write_1602dat('H');write_1602dat('U');break;case 5:write_1602dat('F');//星期数据为5时显示write_1602dat('R');write_1602dat('I');break;case 6:write_1602dat('S');//星期数据为6时显示write_1602dat('T');write_1602dat('A');break;case 0:write_1602dat('S');//星期数据为7时显示write_1602dat('U');write_1602dat('N');break;}write_1602dat(' ');}//****************键盘扫描有关函数********************** void keyscan(){if(ensure==0){delay(9);if(ensure==0){buzzer=0;//蜂鸣器短响一次delay(20);buzzer=1;led1=1; //背光灭setn=0; //退出任何当前的设置setNZn=0;T_NL_NZ=0;write_1602com(0x0c); //设置光标不闪烁TR0=1; //打开定时器temp=(miao)/10*16+(miao)%10;write_1302(0x8e,0x00);write_1302(0x80,0x00|temp); //miao数据写入DS1302write_1302(0x8e,0x80);}}if(menu==0){delay(9);if(menu==0){led1=0;bltime=0;if((setn==0)&&(setNZn==0)) //在没有进入调时模式时才可按动{buzzer=0;//蜂鸣器短响一次delay(20);buzzer=1;if(TR1==1){TR1=0;}else{T_NL_NZ++;if(T_NL_NZ==3){setn=0;setNZn=0;T_NL_NZ=0;}}}while(menu==0);}}if(set==0)//---------------set为功能键（设置键）--------------------{delay(9);//延时，用于消抖动if(set==0)//延时后再次确认按键按下{led1=0;bltime=0;buzzer=0;//蜂鸣器短响一次delay(20);buzzer=1;while(!set);if(T_NL_NZ==0x02) //证明是对闹钟进行设置{setNZn++;if(setNZn==4) //闹钟设定成功，退回到正常显示并开启闹钟{setNZn=0;setn=0;timerOn=1;}switch(setNZn){case 0: //正常显示日期时间write_1602com(0x0c); //置光标不闪?write_1602com(er); //时间显示固定符号写入位置?for(a=0;a<16;a++)write_1602dat(NZd[a]); //写显示时间固定符号，两个冒号write_sfm(8,nz_shi); //闹钟时write_sfm(11,nz_fen); //闹钟分write_sfm(14,nz_miao); //闹钟秒break;case 1: //闹钟秒光标闪烁write_1602com(er+15); //设置按键按动一次，秒位置显示光标//er+0x09;write_1602com(0x0f); //设置光标为闪烁break;case 2: //闹钟分光标闪烁write_1602com(er+12); //设置按键按动一次，秒位置显示光标//er+0x09;write_1602com(0x0f); //设置光标为闪烁break;case 3: //闹钟时光标闪烁write_1602com(er+9); //设置按键按动一次，秒位置显示光标//er+0x09;write_1602com(0x0f); //设置光标为闪烁break;}}else //证明是对时间及日期进行设置{if(T_NL_NZ==0){setn++;if(setn==7)setn=0; //设置按键共有秒、分、时、星期、日、月、年、返回，8个功能循环switch(setn){case 1: TR0=0;//关闭定时器//TR1=0;write_1602com(er+7);//设置按键按动一次，秒位置显示光标//er+0x09;write_1602com(0x0f);//设置光标为闪烁temp=(miao)/10*16+(miao)%10;//秒数据写入DS1302write_1302(0x8e,0x00);write_1302(0x80,0x80|temp);//miaowrite_1302(0x8e,0x80);break;case 2:write_1602com(er+4); //按2次fen位置显示光标//er+0x06//write_1602com(0x0f);break;case 3:write_1602com(er+1); //按动3次，shi//write_1602com(0x0f);break;// case 4: write_1602com(yh+0x0e);//按动4次，week//write_1602com(0x0f);// break;case 4: write_1602com(yh+0x0a);//按动4次，ri//write_1602com(0x0f);break;case 5: write_1602com(yh+0x07);//按动5次，yue//write_1602com(0x0f);break;case 6: write_1602com(yh+0x04);//按动6次，nian//write_1602com(0x0f);break;case 0:write_1602com(0x0c);//按动到第7次，设置光标不闪烁TR0=1;//打开定时器temp=(miao)/10*16+(miao)%10;write_1302(0x8e,0x00);write_1302(0x80,0x00|temp);//miao数据写入DS1302write_1302(0x8e,0x80);break;}}}}}//------------------------------加键add----------------------------if((setn!=0)&&(setNZn==0))//当set按下以下。

51单片机c语言电子万年历完整程序

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;}}}}}。

51单片机电子万年历设计电路图及程序

51单片机电子万年历设计电路图及程序(总37页)本页仅作为文档封面，使用时可以删除This document is for reference only-rar21year.March摘要：电子万年历是一种非常广泛日常计时工具，对现代社会越来越流行。

它可以对年、月、日、周日、时、分、秒进行计时，还具有闰年补偿等多种功能，而且DS1302的使用寿命长，误差小。

对于数字电子万年历采用直观的数字显示，可以同时显示年、月、日、周日、时、分、秒和温度等信息，还具有时间校准等功能。

该电路采用AT89S52单片机作为核心，功耗小，能在3V的低压工作，电压可选用3~5V电压供电。

本设计是基于51系列的单片机进行的电子万年历设计，可以显示年月日时分秒及周信息，具有可调整日期和时间功能。

在设计的同时对单片机的理论基础和外围扩展知识进行了比较全面准备。

在硬件与软件设计时，没有良好的基础知识和实践经验会受到很大限制，每项功能实现时需要那种硬件，程序该如何编写，算法如何实现等，没有一定的基础就不可能很好的实现。

在编写程序过程中发现以现有的相关知识要独自完成编写任务困难重重，在老师和同学的帮助下才完成了程序部分的编写。

万年历的设计过程在硬件与软件方面进行同步设计。

硬件部分主要由AT89C52单片机，LED显示电路，以及调时按键电路等组成。

在单片机的选择上本人使用了AT89C52单片机，该单片机适合于许多较为复杂控制应用场合。

显示器使用2片7SEG-MPX8-CA和一片7SEG-MPX4-CA。

7SEG-MPX8-CA是一种八个共阳二极管显示器，7SEG-MPX4-CA是一种四个共阳二极管显示器。

为了能更轻松的控制这三片显示器，本人使用了3片74HC164来驱动。

74HC164 是 8 位边沿触发式移位寄存器，串行输入数据，然后并行输出。

软件方面主要包括日历程序、时间调整程序，公历转阴历程序，显示程序等。

程序采用汇编语言编写，以便更简单地实现调整时间及阴历显示功能。

51单片机 ds1302万年历时钟显示

//DS1302时钟芯片程序#include <reg52.h>#define uchar unsigned char#define uint unsigned intsbit CLK=P2^3; //定义口sbit IO=P2^4;sbit RST=P2^5;sbit ACC7=ACC^7;sbit ACC0=ACC^0;uchar a[10]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90}, //定义数码管显示码b[8]={0x00,0x00,0x12,0x23,0x11,0x07,0x08,0xbe},//写入时钟数据,最后be突发访问c[7],s,s1,ml1,mh1,ml2,mh2,ml3,mh3; //c存放读.出时钟数据void delay(uint z) // 延时{uint i;uchar j;for(i=z;i>0;i--)for(j=200;j>0;j++);}// 显示子程序void display(uchar mh1,uchar ml1,uchar mh2,uchar ml2,uchar mh3,uchar ml3){uchar x,k,r;for(k=0;k<80;k++){for(r=0;r<8;r++){x=P2&0XF8;P2=x+r ;if(r==2||r==5){ P0=0XBF;delay(3);}//------秒-------if(r==0){P0=a[ml1] ;delay(3) ;}if(r==1){P0=a[mh1] ;delay(3) ;}//------fen---------if(r==3){P0=a[ml2] ;delay(3) ;}if(r==4){P0=a[mh2] ;delay(3) ;}//-----shi---------if(r==6){P0=a[ml3] ;delay(3) ;}if(r==7){P0=a[mh3] ;delay(3) ;}delay(3);}}}//********DS1302读写程序************void w(uchar u) //写入1位字节{uchar i;ACC = u;for(i=8; i>0; i--){IO = ACC0;CLK = 1;CLK = 0;ACC = ACC >> 1;}}uchar r(void) //读出1位字节{uchar i;for(i=8; i>0; i--){ACC = ACC >>1;ACC7 = IO;CLK = 1;CLK = 0;}return(ACC);}void W1302(uchar ucAddr, uchar ucDa){RST = 0;CLK = 0;RST = 1;w(ucAddr); // 地址，命令w(ucDa); //写1Byte数据CLK = 1;RST = 0;}void wclock(uchar *p) //写入时钟多字节数据{uchar i;// W1302(0x80,0x00); //停止时钟W1302(0x8e,0x00); // 允许写RST=0;CLK=0;RST=1;w(0xbe); //写多字节命令for(i=8;i>0;i--){w(*p); //按数组指针逐个写入,写入数据在主函数调用时指向b数组p++;}W1302(0x00,0x50); //启动定时器CLK=1;RST=0;}void rclock(uchar *p) //读出时钟多字节数据{uchar i;RST=0;CLK=0;RST=1;w(0xbf);for(i=7;i>0;i--){*p=r();p++;}CLK=1;RST=0;}void main(void){uchar mh,ml,fh,fl,sh,sl,z,v,q,e,y,t,k;wclock(b);while(1){rclock(c);mh=(c[0]&0xf0)>>4;ml=c[0]&0x0f;fh=(c[1]&0xf0)>>4;fl=c[1]&0x0f;sh=(c[2]&0xf0)>>4;sl=c[2]&0x0f;display(mh,ml,fh,fl,sh,sl);if(mh==3&&ml==0){ for(k=0;k<3;k++){z=(c[3]&0xf0)>>4;v=c[3]&0x0f;q=(c[4]&0xf0)>>4;e=c[4]&0x0f;y=(c[6]&0xf0)>>4;t=c[6]&0x0f;display(z,v,q,e,y,t);}}}}。

基于51单片机的电子万年历

#include<reg52.h> typedef unsigned char u8; typedef unsigned int u16; sbit A=P2^0;sbit BA=P2^1;sbit C=P2^2;sbit led = P3^0;sbit s7=P3^7;/*k1设置时间，k2定时。

k1，k2使用不自动弹起按键。

k3时分秒选择，k4加数字，k5减数字。

*/sbit k1=P1^0;sbit k2=P1^1;sbit k3=P1^2;sbit k4=P1^3;sbit k5=P1^4;u8 count=0,sec,min=44,hour=8,mon=9,day=28,ss=0;s=60,m=60,h=24,month=12,d=31; u16 year=2015,y=9999;#define DATA P0u16 code table[]={ 0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};//共阴数码管0-F编码void delay(u16 z){u16 x,y;for(x=z;x>0;x--)for(y=110;y>0;y--);}/*通过count获得hour，min，sec变量值*/ void timecontrol(){sec++;if(sec==60){sec=0;min++;if(min==60){min=0;hour++;if(hour>=24)//1d{hour=0;day++;switch(mon) {case 1:case 3:case 5:case 7:case 8:case 10:case 12:if(day==32){//一个月day=0;mon++;}break;case 4:case 6:case 9:case 11:if(day==31){//一个月day=0;mon++;}break;default: //2月if((year%4==0 && year%100!=0 ) || (year%100==0 && year%400==0))//闰年{if(day==30){day=0;mon++;}}else{if(day==29){day=0;mon++;}}break;}}if(mon>=12) //1年{mon=0;year++;if(year>=9999)year=0;}}}}void display(u16 year1,u8 mon1,u8 day1,u8 zs,u8 zm, u8 zh) {led=1;DATA=0x00;A=0;BA=0;C=0;DATA=table[zh/10];delay(3);DATA=0x00;A=1;BA=0;C=0;led=1;DATA=table[zh%10]|0x80;delay(3);DATA=0x00;A=0;BA=1;C=0;led=1;DATA=table[zm/10];delay(3);DATA=0x00;A=1;BA=1;C=0;led=1;DATA=table[zm%10]|0x80;delay(3);DATA=0x00;A=0;BA=0;C=1;led=1;DATA=table[zs/10];delay(3);DATA=0x00;A=1;BA=0;C=1;led=1;DATA=table[zs%10]|0x80;delay(3);DATA=0x00;led=0;A=0;BA=0;C=0;DATA=table[year1/1000]; delay(3);DATA=0x00;A=1;BA=0;C=0;led=0;DATA=table[year1%1000/100]; delay(3);DATA=0x00;A=0;BA=1;C=0;led=0;DATA=table[year1%1000%100/10]; delay(3);DATA=0x00;A=1;BA=1;C=0;led=0;DATA=table[year1%10];delay(3);DATA=0x00;A=0;BA=0;C=1;led=0;DATA=table[mon1/10]; delay(3);DATA=0x00;A=1;BA=0;C=1;led=0;DATA=table[mon1%10]; delay(3);DATA=0x00;A=0;BA=1;C=1;led=0;DATA=table[day1/10]; delay(3);DATA=0x00;A=1;BA=1;C=1;led=0;DATA=table[day1%10]; delay(3);void keyscan_settime() //时间设置模块{u16 ye;u8 mo,da, st,mt,ht;if(k1==0){delay(10);if(k1==0){st=sec,mt=min,ht=hour,ye=year,mo=mon,da=day;TR0=0; //关闭定时器while(k1==0) //等待用户按键{display(ye,mo,da,st,mt,ht);if(k3==0){delay(10);if(k3==0){while(!k3);ss++;if(ss==6) ss=0;}}/*通过ss选择时分秒设置*/if(k4==0) //加数{delay(10);if(k4==0){while(!k4);switch(ss){case 0:st++;if(st==60)st=0;break;case 1:mt++;if(mt==60)mt=0;break;case 2:ht++;if(ht==24)ht=0;break;case 3:ye++;if(ye==9999) ye=0;break;case 4:mo++;if(mo==13) mo=0;break;case 5:da++;if(da==32) da=0;break;default :;}}}if(k5==0) //减数{delay(10);if(k5==0){while(!k5);switch(ss){case 0:if(st>0)st--;else st=0;break;case 1:if(mt>0)mt--;else mt=0;break;case 2:if(ht>0)ht--;else ht=0;break;case 3:if(ye>0) ye--;else ye=0;break;case 4:if(mo>0) mo--;elsemo=0;break;case 5:if(da>0) da--;elseda=0;break;default : ;}}}}TR0=1;sec=st,min=mt,hour=ht,day=da,mon=mo,year=ye;}}display(year,mon,day,sec,min,hour);}void keyscan_time() //用户定时模块{if(k2==0){delay(10);if(k2==0){s=sec;m=min;h=hour,y=year,month=mon,d=day;while(k2==0) //开始定时设置{display(y,month,d,s,m,h);if(k3==0){delay(10);if(k3==0){while(!k3);ss++;if(ss==6) ss=0;}}/*通过ss选择时分秒设置*/if(k4==0) //加数{delay(10);if(k4==0){while(!k4);switch(ss){case 0:s++;if(s==60)s=0;break;case 1:m++;if(m==60)m=0;break;case 2:h++;if(h==24)h=0;break;case 3:y++;if(y==9999) y=0;break;case 4:month++;if(month==13) month=0;break;case 5:d++;if(d==32) d=0;break;default :;}}}if(k5==0) //减数{delay(10);if(k5==0){while(!k5);switch(ss){case 0:if(s>0)s--;else s=0;break;case 1:if(m>0)m--;else m=0;break;case 2:if(h>0)h--;else h=0;break;case 3:if(y>0) y--;else y=0;break;case 4:if(month>0) month--;elsemonth=0;break;case 5:if(d>0) d--;else d=0;break;default : ;}}}}}}}void buz(){if((year==y)&&(mon==month)&&(day==d)&&(hour==h)&&(min==m)&&(sec==s)) {s7=0;delay(1000);s7=1;}}void time0_init(){TMOD=0x01;TH0=0x4b;TL0=0xfe;EA=1;ET0=1;TR0=1;}void main(void){time0_init();while(1){keyscan_settime();. . .. . .keyscan_time();buz();}}void Time0() interrupt 1{TH0=0x4b;TL0=0xfe;count++;if(count==20){count=0;timecontrol();}}. 专业.专注.。

基于51单片机的万年历代码(1602液晶实现)

month++; if(month>12)month=1; playmo(month); playx(); com(0x80+8); while(!key2); } } if(key3==0) { delay(5);
if(key3==0) {
month‐‐; if(month==0||month>12)month=12; playx(); playmo(month); com(0x80+8); while(!key3); } } } if(key4==0) { delay(5); if(key4==0) { keynum=0; com(0x0c); TR0=1; while(!key4); } }
hmiao=0; miao++; if(miao==60) {
miao=0; fen++; if(fen==60) {
fen=0; shi++; if(shi==24) {
shi=0; day++; playx(); if((Yeepyear(year))&&day==ryue[month]) 是否为闰年
} void plays(uchar s)
{ shi1=s/10; shi2=s%10; com(0x80+0x44); date(0x30+shi1); date(0x30+shi2); } void playf(uchar f) { fen1=f/10; fen2=f%10; com(0x80+0x47); date(0x30+fen1); date(0x30+fen2); } void playmi(uchar m) { miao1=m/10; miao2=m%10; com(0x80+0x40+10); date(0x30+miao1); date(0x30+miao2);

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;void delay(uint x){uchar i,j;for(i=x;i>0;i--)for(j=110;j>0;j--);}void didi(){beep=0;delay(1000);beep=1;delay(1000);}void write_com(uchar com){lcdrs=0;P0=com;delay(5);lcden=1;delay(20);lcden=0;}void write_date(uchar date){lcdrs=1;P0=date;delay(5);lcden=1;delay(20);lcden=0;}void write_sfm(uchar add,uchar date){ uchar shi,ge;shi=date/10;ge=date%10;write_com(0x80+0x40+add);write_date(0x30+shi);write_date(0x30+ge);}void write_nyr(uchar add,uchar date){ uchar shi,ge;shi=date/10;ge=date%10;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。

基于51单片机的万年历的设计的程序

//使用1602液晶需注意，数据的显示虽不需要不间断的扫描。

但数据的更新后，只执行一次显示，//会出现最后一位数据显示错误，或显示不出来的现象，数据更新后至少保证，显示执行两次。

即至少循环显示一次//注意1302 读出的是十六进制表示的数，，，应当对16，，取整，取余1302注意3 //在开发板上实现其功能时，记得要把开发板右侧的九个排针中，短路帽要连接中间和上面的DS1302处，//目的在于把这DS1302的IO口连接到开发板的IO口上//功能实现，可以按键K5进行功能键选择，选择调节年月日，时分秒中的一个，按K9进行#include<reg52.h>#define uint unsigned int#define uchar unsigned charuchar table[]="0123456789:-";uchar t,num=0;uint temp,we; //定义整型的温度数据float f_temp; //定义浮点型的温度数据uint shi,fen,miao,nian,yue,ri;uint shi1,fen1,miao1,nian1,yue1,ri1,we1;sbit RS=P2^7;sbit EN=P2^6;sbit ds=P2^0;sbit SCL=P2^4;sbit IO=P2^3;sbit RST=P2^2;sbit key1=P3^0;sbit key2=P3^1;sbit key3=P3^2;void delay(uint z){uint x,y;for(x=z;x>0;x--)for(y=120;y>0;y--);}#include<wendu.c>#include<1302.c>#include<1602.c>#include<key.c>void main(){init_1602();//初始化LCD1602init_1302(); //初始化DS1302//reset_1302();while(1){tempchange();//启动温度转换display(); //读取时间和温度，并通过LCD1602进行显示keyscan(); //键盘扫描}}。

51实现电子时钟程序带万年历的哦

break;
}
else date[2]=date[2]+1;
break;
case 9: if( date[2]==30)
{
date[1]=date[1]+1;
date[2]=1;
break;
{
date[1]=date[1]+1;
date[2]=1;
break;
}
else date[2]=date[2]+1;
break;
case 6: if( date[2]==30)
{
//////////////////////////////////////////////////////////////
void timeadd(int i) //时间加1函数
{
if(i)
{
timeadd1--;
if(time[2]==59) //秒加1
P1=siwei;
P2=dispcode[y%10];
delay(120);
}
P1=sanwei;
P2=dispcode[y/10];
delay(120);
P1=siwei;
P2=dispcode[y%10];
delay(120);
#include <REG52.H>
#include <STDIO.H>
#define unchar unsigned char
#define unint unsigned int
int code dispcode[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F}; //数码管字形表,0-9

基于51单片机的数码管万年历

宜宾学院物理与电子工程学院课题论文单片机（期末）课程设计题目：基于51单片机的数码管万年历院（系）：物理与电子工程学院专业年级： 2012级硕勋励志班指导老师：****名：***学号： *********2014年6月目录摘要 (2)第一章绪论 (3)1、1 万年历的背景 (3)1、2 万年历的应用 (4)第二章设计原理 (5)第三章实现过程 (6)3、1 方案选择 (6)3、2 系统框图 (6)3、3 说明 (6)3、4 电路模块说明 (7)3、5 软件设计模块 (8)3、5、1 万年历的算法 (8)3、5、2 时间处理 (9)3、5、3 日期处理 (10)第四章最终结果 (11)第五章收获与体会 (13)5、1 设计过程中遇到的问题及解决方法 (13)5、2 收获与体会 (13)致谢 (14)参考文献 (15)摘要随着人们时间观念的增强，万年历被广泛应用于生活中的各种场合。

现在所使用的万年历，即：包括若干年或适用于若干年的历书。

万年只是一种象征，表示时间跨度大。

本次课程设计中制作的“基于51单片机的数字万年历”便是以电子产品为载体的基于AT89C51单片机在数码管上显示（公历）年月日、时分秒功能的简易万年历。

利用AT89C51单片机内部定时/计数器T0的模式2（8位自动重装初值）产生一个时间为250us的信号，再计数4000次产生1S的时间后发出中断，再由单片机进行数据处理后，送人数码管（共阴极数码管）显示（动态显示）。

关键字：51单片机、万年历、数码管、动态显示、定时/计数T0第一章绪论1、1 万年历的背景万年历是我国古代传说中最古老的一部太阳历。

为纪念历法编撰者万年功绩，便将这部历法命名为“万年历”。

相传，在很久以前，有个名叫万年的青年，看到当时节令很乱，想把节令定准。

一天，他上山砍柴，坐在树阴下休息，树影的移动启发了他，他设计了一个测日影计天时的晷仪。

可是，天阴雨雾，影响测量。

后来，山崖上的滴泉引起了他的兴趣，他又动手做了一个五层漏壶。

c51单片机万年历的c程序

c51单片机万年历的c程序c51单片机万年历的c程序求一个单片机可以显示阳历的年、月、日、星期、小时.分.秒。

阴历也能显示，标明是否为闰年。

用LCD液晶显示，可以调整时间。

这有个数码管显示的程序以前做的，。

你可以在我这个程序上修改修改包括键盘扫描，还有动态显示。

【。

】#include <REG51.H>//常量参数#define TMODW 0x01;#define SCONW 0x00;#define xplay 0x04;//显示分频系数//显示位选unsigned char data stb;//键值缓存,0xFF无键命令unsigned char data keynum;//显示字型变量unsigned char data play[8];//工作参数unsigned char data l,m;//字型码unsigned char code BCDPC[10]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F};//字位码unsigned char code STBCODE[8]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80 };//400Hz xplay分频计数unsigned char data cttime;//时钟参数unsigned char data hr,min,sec,sec100;//调整时钟参数（时钟“走”）void ct1(){sec100++;if (sec100==100){sec100=0;sec++;if (sec==60){sec=0;min++;if (min==60){min=0;hr++;if (hr==24) hr=0;}}}}//时钟参数→LED 显示缓存7段参数转换函数；void xcplay(){play[0]=BCDPC[hr/10];play[1]=BCDPC[hr%10];play[2]=BCDPC[min/10];play[3]=BCDPC[min%10];play[4]=BCDPC[sec/10];play[5]=BCDPC[sec%10];play[6]=BCDPC[sec100/10]; play[7]=BCDPC[sec100%10];}//显示扫描void cplay(){T0=1;//T0－高电平消隐T1=0;//T1－低电平准备发脉冲前沿TI=0;//？P1=0;//？SBUF=STBCODE[stb];while (TI==0){};TI=0;SBUF=play[stb];while (TI==0){};T1=1;T0=0;stb=++stb&0x07;}extern void cthl0();//定时器0中断处理程序void ct0(void) interrupt 1 using 1 {cthl0();cttime--;if (cttime==0){cttime=xplay;ct1();//调用时钟“走”函数xcplay();//调用时钟参数→Led显示缓存转换函数};cplay();}void w20ms(){for (l=0;l<41;l++){for (m=0;m<81;m++){}}}void tkey(){P1=0xF0;keynum=0xFF;if (P1!=0xF0){w20ms();P1=0xF0;if (P1!=0xF0){P1=0xFE;switch (P1){case 0xEE:keynum=0;break;case 0xDE:keynum=1;break;case 0xBE:keynum=2;break;case 0x7E:keynum=3;break;}P1=0xFD;switch (P1){case 0xED:keynum=4;break;case 0xDD:keynum=5;break;case 0xBD:keynum=6;break; case 0x7B:keynum=7;break; }P1=0xFB;switch (P1){case 0xEB:keynum=8;break; }};};P1=0x00;}void command(){switch (keynum){case 0:{hr=hr+1;if (hr==24)hr=0;}break;case 1:{min=min+1;if (min==60)min=0;}break;case 2:{sec=sec+1;if (sec==60)sec=0;}break;case 3:{sec100=0; }break;case 4:{while(!(P1=0xED)) {hr=0;min=0;sec=0;}}break;case 5:{hr=hr-1;if (hr==00)hr=24;}break;case 6:{min=min-1; if (min==00)min=59;}break;case 7:{sec=sec-1; if (sec==00)sec=0;}break;case 0xFF:break; }keynum=0xFF; }main (){ hr=8;min=5;sec=8;sec100=0; TMOD=TMODW; SCON=SCONW; ET0=1;TR0=1;EA=1;cttime=xplay; while (1){w20ms();tkey(); command();};}。

51单片机实现万年历程序文件

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;void delay(uint x){uchar i,j;for(i=x;i>0;i--)for(j=110;j>0;j--);}void didi(){beep=0;delay(1000);beep=1;delay(1000);}void write_com(uchar com){lcdrs=0;P0=com;delay(5);lcden=1;delay(20);lcden=0;}void write_date(uchar date){lcdrs=1;P0=date;delay(5);lcden=1;delay(20);lcden=0;}void write_sfm(uchar add,uchar date){ uchar shi,ge;shi=date/10;ge=date%10;write_com(0x80+0x40+add);write_date(0x30+shi);write_date(0x30+ge);}void write_nyr(uchar add,uchar date){ uchar shi,ge;shi=date/10;ge=date%10;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){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;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);}{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);}{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。

用51单片机做的万年历,显示用12864液晶

LCD12864.c#include "reg52.h"#include "intrins.h"#define uchar unsigned char#define uint unsigned int#define LCD_DB_PORT P0 //液晶DB0~DB7 #define LCD_START_ROW 0xc0 //起始行#define LCD_PAGE 0xb8 //页指令#define LCD_COL 0x40 //列指令//液晶引脚定义sbit LCD_DI=P2^0;sbit LCD_RW=P2^1;sbit LCD_E=P2^2;sbit LCD_CS1=P2^3;sbit LCD_CS2=P2^4;sbit LCD_RST=P2^5;bit Reverse_Display=0;//检查LCD是否忙bit LCD_Check_Busy(void){ LCD_DB_PORT=0xff;LCD_RW=1; _nop_(); LCD_DI=0;LCD_E=1; _nop_(); LCD_E=0;return(bit)(P0&0x80);}//向LCD发送命令void LCD_Write_Command(uchar c){ while(LCD_Check_Busy());LCD_DB_PORT=0xff; LCD_RW=0; _nop_(); LCD_DI=0;LCD_DB_PORT=c; LCD_E=1; _nop_(); LCD_E=0;}//向LCD发送数据void LCD_Write_Data(uchar d){ while(LCD_Check_Busy());LCD_DB_PORT=0xff;LCD_RW=0;_nop_();LCD_DI=1;//根据Reverse_Display决定是否反相显示if(!Reverse_Display)LCD_DB_PORT=d;else LCD_DB_PORT=~d;LCD_E=1;_nop_();LCD_E=0;}//初始化LCDvoid LCD_Initialize(void){ LCD_CS1=1;LCD_CS2=1;LCD_Write_Command(0x38);LCD_Write_Command(0x0f);LCD_Write_Command(0x01);LCD_Write_Command(0x06);LCD_Write_Command(LCD_START_ROW);}//通用显示函数//从第P页第L列开始显示W个字节数据，数据在r所指向的缓冲//每字节8位是垂直显示的，高位在下，低位在上//每个8*128的矩形区域为一页//整个LCD右由64*64的左半屏和64*64的右半屏构成void Common_Show(uchar P,uchar L,uchar W,uchar *r){ uchar i;if(L<64) //显示在左半屏或左右半屏{ LCD_CS1=1;LCD_CS2=0;LCD_Write_Command(LCD_PAGE+P);LCD_Write_Command(LCD_COL+L);if(L+W<64) //全部显示在左右半屏{ for(i=0;i<W;i++)LCD_Write_Data(r[i]);}else //如果越界则跨左右半屏显示{ for(i=0;i<64-L;i++)LCD_Write_Data(r[i]); //左半屏显示LCD_CS1=0;LCD_CS2=1; //右半屏显示LCD_Write_Command(LCD_PAGE+P);LCD_Write_Command(LCD_COL);for(i=64;i<W;i++)LCD_Write_Data(r[i]);}}else //全部显示在右半屏{ LCD_CS1=0;LCD_CS2=1;LCD_Write_Command(LCD_PAGE+P);LCD_Write_Command(LCD_COL+L-61);for(i=0;i<W;i++)LCD_Write_Data(r[i]);}}//显示8*16点阵字符void Display_A_Char_8X16(uchar P,uchar L,uchar *M) { Common_Show(P,L,8,M);Common_Show(P+1,L,8,M+8);}//显示一个16*16点阵汉字void Display_A_WORD(uchar P,uchar L,uchar *M) { Common_Show(P,L,16,M); //显示汉字上半部分Common_Show(P+1,L,16,M+16);}Main.c#include "reg52.h"#include "intrins.h"#include "string.h"#include "LCD_12864.c"#define uchar unsigned char#define uint unsigned int/*extern void LCD_Initialize(void);extern void Display_A_Char_8X16(uchar P,uchar L,uchar *M); extern void Display_A_WORD(uchar P,uchar L,uchar *M);//在调整日期时间时，用该位决定是否反白显示extern bit Reverse_Display=0;*/sbit SDA=P1^0; //DS1302数据线sbit CLK=P1^1; //DS1302时钟线sbit RST=P1^2; //DS1302复位线sbit k1=P3^4; //选择sbit k2=P3^5; //加sbit k3=P3^6; //减sbit k4=P3^7; //确定uchar tCount=0;//一年中每个月的天数，2月的天数由年份决定uchar MonthsDays[]={0,31,0,31,30,31,30,31,31,30,31,30,31};//所读取的日期时间uchar DateTime[7];//当前调整的时间对象：秒，分，时，日，月，年（0,1,2,3,4,6）//5对应星期，星期调节由年月日调整自动完成char Adjust_Index=-1;//水平与垂直偏移uchar H_Offset=10,V_Page_Offset=0;//年月日，星期，时分秒汉字点阵（16*16）------------------------------- uchar code DATE_TIME_WORDS[]={/*-- 文字: 年--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x20,0x18,0xC7,0x44,0x44,0x44,0x44,0xFC,0x44,0x44,0x44,0x44,0x 04,0x00,0x00,0x04,0x04,0x04,0x07,0x04,0x04,0x04,0x04,0xFF,0x04,0x04,0x04,0x04,0x 04,0x04,0x00,/*-- 文字: 月--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0x00,0xFE,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0xFE,0x 00,0x00,0x00,0x80,0x40,0x30,0x0F,0x02,0x02,0x02,0x02,0x02,0x02,0x42,0x82,0x7F,0x/*-- 文字: 日--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0x00,0xFE,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0xFE,0x00,0x 00,0x00,0x00,0x00,0x00,0x00,0xFF,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0xFF,0x00,0x 00,0x00,0x00,/*-- 文字: 星--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0x00,0xBE,0x2A,0x2A,0x2A,0xEA,0x2A,0x2A,0x2A,0x3E,0x00, 0x00,0x00,0x00,0x00,0x44,0x42,0x49,0x49,0x49,0x49,0x7F,0x49,0x49,0x49,0x49,0x41,0x 40,0x00,0x00,/*-- 文字: 期--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x04,0xFF,0x24,0x24,0x24,0xFF,0x04,0x00,0xFE,0x22,0x22,0x22,0xF E,0x00,0x00,0x88,0x48,0x2F,0x09,0x09,0x19,0xAF,0x48,0x30,0x0F,0x02,0x42,0x82,0x 7F,0x00,0x00,/*-- 文字: 时--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0xFC,0x84,0x84,0x84,0xFC,0x00,0x10,0x10,0x10,0x10,0x10,0xFF,0x0x00,0x3F,0x10,0x10,0x10,0x3F,0x00,0x00,0x01,0x06,0x40,0x80,0x7F,0x0 0,0x00,0x00,/*-- 文字: 分--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x80,0x40,0x20,0x90,0x88,0x86,0x80,0x80,0x80,0x83,0x8C,0x10,0x20,0x 40,0x80,0x00,0x00,0x80,0x40,0x20,0x18,0x07,0x00,0x40,0x80,0x40,0x3F,0x00,0x00,0x 00,0x00,0x00,/*-- 文字: 秒--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x24,0x24,0xA4,0xFE,0x23,0x22,0x00,0xC0,0x38,0x00,0xFF,0x00,0x08,0x 10,0x60,0x00,0x08,0x06,0x01,0xFF,0x01,0x06,0x81,0x80,0x40,0x40,0x27,0x10,0x0C,0x 03,0x00,0x00,};//星期几的汉字点阵（16*16）----------------------------------uchar code WEEDDAY_WORDS[]={/*-- 文字: 日--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0x00,0xFE,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0xFE,0x00,0x 00,0x00,0x00,0x00,0x00,0x00,0xFF,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0xFF,0x00,0x 00,0x00,0x00,/*-- 文字: 一--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x 80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x 00,0x00,0x00,/*-- 文字: 二--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x 00,0x00,0x00,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x 10,0x10,0x00,/*-- 文字: 三--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x04,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x 04,0x00,0x00,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x 20,0x20,0x00,/*-- 文字: 四--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0xFC,0x04,0x04,0x04,0xFC,0x04,0x04,0x04,0xFC,0x04,0x04,0x04,0x FC,0x00,0x00,0x00,0x7F,0x28,0x24,0x23,0x20,0x20,0x20,0x20,0x21,0x22,0x22,0x22,0x 7F,0x00,0x00,/*-- 文字: 五--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x02,0x42,0x42,0x42,0xC2,0x7E,0x42,0x42,0x42,0x42,0xC2,0x02,0x 02,0x00,0x00,0x40,0x40,0x40,0x40,0x78,0x47,0x40,0x40,0x40,0x40,0x40,0x7F,0x40,0x 40,0x40,0x00,/*-- 文字: 六--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x20,0x20,0x20,0x20,0x20,0x20,0x21,0x22,0x2C,0x20,0x20,0x20,0x20,0x 20,0x20,0x00,0x00,0x40,0x20,0x10,0x0C,0x03,0x00,0x00,0x00,0x01,0x02,0x04,0x18,0x 60,0x00,0x00,};//半角数字点阵（8*16）---------------------------------------------------- uchar code DIGITS[]={/*-- 文字: 0 --*//*-- 宋体12; 此字体下对应的点阵为：宽x高=8x16 --*/0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,/*-- 文字: 1 --*//*-- 宋体12; 此字体下对应的点阵为：宽x高=8x16 --*/0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x 20,0x00,0x00,/*-- 文字: 2 --*//*-- 宋体12; 此字体下对应的点阵为：宽x高=8x16 --*/0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x 21,0x30,0x00,/*-- 文字: 3 --*//*-- 宋体12; 此字体下对应的点阵为：宽x高=8x16 --*/0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x 11,0x0E,0x00,/*-- 文字: 4 --*//*-- 宋体12; 此字体下对应的点阵为：宽x高=8x16 --*/0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x 3F,0x24,0x00,/*-- 文字: 5 --*//*-- 宋体12; 此字体下对应的点阵为：宽x高=8x16 --*/0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x 11,0x0E,0x00,/*-- 文字: 6 --*//*-- 宋体12; 此字体下对应的点阵为：宽x高=8x16 --*/0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x 11,0x0E,0x00,/*-- 文字: 7 --*//*-- 宋体12; 此字体下对应的点阵为：宽x高=8x16 --*/0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x3F,0x00,0x 00,0x00,0x00,/*-- 文字: 8 --*//*-- 宋体12; 此字体下对应的点阵为：宽x高=8x16 --*/0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x 22,0x1C,0x00,/*-- 文字: 9 --*//*-- 宋体12; 此字体下对应的点阵为：宽x高=8x16 --*/0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x31,0x22,0x22,0x 11,0x0F,0x00,};//向DS1302写入一字节void Write_A_Byte_TO_DS1302(uchar x){ uchar i;for(i=0;i<8;i++){ SDA=x&1; CLK=1; CLK=0; x>>=1;}}//从DS1302读取一字节uchar Get_A_Byte_FROM_DS1302(void) { uchar i,b,t;for(i=0;i<8;i++){ b>>=1; t=SDA; b|=t<<7; CLK=1; CLK=0;}//BCD码转换return(b/16*10+b%16);}//从DS1302指定位置读数据uchar Read_Data(uchar addr){ uchar dat;RST=0; CLK=0; RST=1;Write_A_Byte_TO_DS1302(addr);dat=Get_A_Byte_FROM_DS1302();CLK=1; RST=0;return(dat);}//向DS1302某地址写入数据void Write_DS1302(uchar addr,uchar dat){ CLK=0; RST=1;Write_A_Byte_TO_DS1302(addr);Write_A_Byte_TO_DS1302(dat);CLK=0; RST=0;}//设置时间void SET_DS1302(void){ uchar i;Write_DS1302(0x8e,0x00);//秒分时日月年依次写入for(i=0;i<7;i++){ //秒的起始地址1000 0000（0x80）//后续依次是分，时，月，周，年，写入地址每次递增2Write_DS1302(0x80+2*i,(DateTime[i]/10<<4)|(DateTime[i]%10));}Write_DS1302(0x8e,0x80);}//读取当前日期时间void GetTime(void){ uchar i;for(i=0;i<7;i++){ DateTime[i]=Read_Data(0x81+2*i);}}//半断是否为闰年uchar isLeapYear(uint y){ return((y%4==0&&y%100!=0)||(y%400==0)); }//--------------------------------------------//求自2000.1.1开始的任何一天是星期几//函数没有通过，求出总天数后在求出星期几//因为求总天数可能会月出uint的范围//--------------------------------------------void RefreshWeekDay(void){ uint i,d,w=5; //已知1999.12.31是周五for(i=2000;i<2000+DateTime[6];i++){ d=isLeapYear(i)?366:365;w=(w+d)%7;}d=0;for(i=1;i<DateTime[4];i++)d+=MonthsDays[i];d+=DateTime[3];//保存星期，0~6表示星期日，星期一，二，、、、六，为了与DS1302的星期格式匹配，返回值需要加1DateTime[5]=(w+d)%7+1;}//年月日时分秒++/--void DateTime_Adjust(char x){ switch(Adjust_Index){ case 6: //年00-99if(x==1&&DateTime[6]<99)DateTime[6]++;if(x==-1&&DateTime[6]>0)DateTime[6]--;//获取2月天数MonthsDays[2]=isLeapYear(2000+DateTime[6])?29:28;//如果年份变化后当前月份的天数大于上限则设为上限if(DateTime[3]>MonthsDays[DateTime[4]])DateTime[3]=MonthsDays [DateTime[4]];RefreshWeekDay(); //刷新星期break;case 4: //月01-12if(x==1&&DateTime[4]<12)DateTime[4]++;if(x==-1&&DateTime[4]>1)DateTime[4]--;//获取2月份天数MonthsDays[2]=isLeapYear(2000+DateTime[6])?29:28;//如果月份变化后当前月份的天数大于上限则设为上限if(DateTime[3]>MonthsDays[DateTime[4]])DateTime[3]=MonthsDays [DateTime[4]];RefreshWeekDay(); //刷新星期break;case 3: //日00-28/29/30/31;调节之前首先根据年份得出该年中2月的天数MonthsDays[2]=isLeapYear(2000+DateTime[6])?29:28;//根据当前月份决定调节日期的上限if(x==1&&DateTime[3]<MonthsDays[DateTime[4]])DateTime[3]++;if(x==-1&&DateTime[3]>1)DateTime[3]--;RefreshWeekDay(); //刷新星期break;case 2: //时if(x==1&&DateTime[2]<23)DateTime[2]++;if(x==-1&&DateTime[3]>1)DateTime[2]--;break;case 1: //分if(x==1&&DateTime[1]<59)DateTime[1]++;if(x==-1&&DateTime[1]>1)DateTime[1]--;break;case 0: //秒if(x==1&&DateTime[0]<59)DateTime[0]++;if(x==-1&&DateTime[0]>1)DateTime[0]--;}}//定时器0每秒刷新LCD显示void T0_INT(void) interrupt 1{ TH0=-50000/256;TL0=-50000%256;if(++tCount!=2)return;tCount=0;if(Adjust_Index==-1)GetTime(); //如果未执行调整操作则正常读取当前时间//年后两位Reverse_Display=Adjust_Index==6; /*等同于{ if(Adjust_Index==6)Reverse_Display=1;else Reverse_Display=0; } */Display_A_Char_8X16(V_Page_Offset,16+H_Offset,DIGITS+DateTime [6]/10*16);Display_A_Char_8X16(V_Page_Offset,24+H_Offset,DIGITS+DateTime [6]%10*16);//月Reverse_Display=Adjust_Index==4;Display_A_Char_8X16(V_Page_Offset,48+H_Offset,DIGITS+DateTime [4]/10*16);Display_A_Char_8X16(V_Page_Offset,56+H_Offset,DIGITS+DateTime [4]%10*16);//日Reverse_Display=Adjust_Index==3;Display_A_Char_8X16(V_Page_Offset,80+H_Offset,DIGITS+DateTime [3]/10*16);Display_A_Char_8X16(V_Page_Offset,88+H_Offset,DIGITS+DateTime [3]%10*16);//星期Reverse_Display=Adjust_Index==5;Display_A_WORD(V_Page_Offset+2,96+H_Offset,WEEDDAY_WORDS +(DateTime[5]-1)*32);//时Reverse_Display=Adjust_Index==2;Display_A_Char_8X16(V_Page_Offset+5,16+H_Offset,DIGITS+DateTi me[2]/10*16);Display_A_Char_8X16(V_Page_Offset+5,24+H_Offset,DIGITS+DateTi me[2]%10*16);//分Reverse_Display=Adjust_Index==1;Display_A_Char_8X16(V_Page_Offset+5,48+H_Offset,DIGITS+DateTi me[1]/10*16);Display_A_Char_8X16(V_Page_Offset+5,56+H_Offset,DIGITS+DateTi me[1]%10*16);//秒Reverse_Display=Adjust_Index==0;Display_A_Char_8X16(V_Page_Offset+5,80+H_Offset,DIGITS+DateTi me[0]/10*16);Display_A_Char_8X16(V_Page_Offset+5,88+H_Offset,DIGITS+DateTi me[0]%10*16);}//键盘中断（INT0）void EX_INT0(void) interrupt 0{ if(k1==0) //选择调整对象{ if(Adjust_Index==-1||Adjust_Index==0)Adjust_Index=7;Adjust_Index--;if(Adjust_Index==5)Adjust_Index=4; //跳过对星期的调整}else if(k2==0)DateTime_Adjust(1); //加else if(k3==0)DateTime_Adjust(-1); //减else if(k4==0) //确定{ SET_DS1302(); //将调整后的时间写入DS1302Adjust_Index=-1; //操作索引重设为-1，时间继续正常显示}}//主程序void main(){ //液晶初始化LCD_Initialize();//显示年的固定前两位Display_A_Char_8X16(V_Page_Offset,0+H_Offset,DIGITS+2*16);Display_A_Char_8X16(V_Page_Offset,8+H_Offset,DIGITS);//显示固定汉字：年月日，星期，时分秒Display_A_WORD(V_Page_Offset,32+H_Offset,DATE_TIME_WORDS+ 0*32);Display_A_WORD(V_Page_Offset,64+H_Offset,DATE_TIME_WORDS+ 1*32);Display_A_WORD(V_Page_Offset,96+H_Offset,DATE_TIME_WORDS+ 2*32);Display_A_WORD(V_Page_Offset+2,64+H_Offset,DATE_TIME_WORD S+3*32);Display_A_WORD(V_Page_Offset+2,80+H_Offset,DATE_TIME_WORD S+4*32);Display_A_WORD(V_Page_Offset+5,32+H_Offset,DATE_TIME_WORD S+5*32);Display_A_WORD(V_Page_Offset+5,64+H_Offset,DATE_TIME_WORD S+6*32);Display_A_WORD(V_Page_Offset+5,96+H_Offset,DATE_TIME_WORD S+7*32);//允许INT0,T0中断IE=0x83;IP=0x01;IT0=0x01;TH0=-50000/256;TL0=-50000%256;TR0=1;while(1);}。

基于51数码管显示的万年历(仿真+程序【完整】)

基于数码管显示的万年历（proteus仿真+C程序）Proteus仿真图C语言程序/****************************************************** ***TITLE: 万年历设计FUNCTION: 显示：年-月-日-星期-时-分-秒WRITER: LINLIANHUOTIME: 2014-07-24REMARK: 译码扫描时间不能过长，否则无法实现调整**********************************************************/#include<reg51.h>#define uint unsigned int#define uchar unsigned char/***********码表***************/uchar code smg_table[]={0xBF,0x86,0xDB,0xCF,0xE6,0xED,0xFD,0xA7,0xFF,0xEF,0xC0}; uchar code months_days[]={31,28,31,30,31,30,31,31,30,31,30,31};uchar code transcode[]={0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,0xe8,0xe9,0xea,0xeb,0xec,0xed, 0xee,0xef,0xf8,0xf9,0xfa,0xfb,0xfc,0xfd};uchar buffer[22]={0};/**********数据定义*********/uchar add_sub;uchar key_detection=0;uchar count=0;typedef struct{uchar year[2];uchar month;uchar day;uchar week;}date;typedef struct{uchar hour;uchar minute;uchar second;}moment;date today={{14,20},7,25,5};moment now={16,52,45};/**********延时子程序*************/ void delay(){uchar i,j;for(i=0;i<=8;i++)for(j=0;j<40;j++);}/**********数码管显示子程序***********/ void smg_display(){uchar i;buffer[0]=now.second%10;buffer[1]=now.second/10;buffer[2]=10;buffer[3]=now.minute%10;buffer[4]=now.minute/10;buffer[5]=10;buffer[6]=now.hour%10;buffer[7]=now.hour/10;buffer[8]=today.week%10;buffer[9]=today.week/10;buffer[10]=10;buffer[11]=today.day%10;buffer[12]=today.day/10;buffer[13]=10;buffer[14]=today.month%10;buffer[15]=today.month/10;buffer[16]=10;buffer[17]=today.year[0]%10;buffer[18]=today.year[0]/10;buffer[19]=today.year[1]%10;buffer[20]=today.year[1]/10;buffer[21]=10;for(i=0;i<22;i++){P0=smg_table[buffer[i]];P2=transcode[i];delay();P2=0xff;}}/***********初始化子程序************/void init(){TMOD=0X01;TH0=55535/256;TL0=55535%256;EA=1;ET0=1;TR0=1;P1=0XFF;}/**********按键扫描子程序********/void key_scan(){key_detection=P1&0xff;add_sub=key_detection&0x80;switch(add_sub){case 0x80:switch(key_detection){case 0xfe:{EA=1;EX0=1;IT0=1;}break;case 0xfd:{EA=1;EX0=1;IT0=1;}break;case 0xfb:{EA=1;EX0=1;IT0=1;}break;case 0xf7:{EA=1;EX0=1;IT0=1;}break;case 0xef:{EA=1;EX0=1;IT0=1;}break;case 0xdf:{EA=1;EX0=1;IT0=1;}break;case 0xbf:{EA=1;EX0=1;IT0=1;}break;default: {EA=1;EX0=0;TR0=1;}break;}break;case 0x00:switch(key_detection){case 0x7e:{EA=1;EX0=1;IT0=1;}break;case 0x7d:{EA=1;EX0=1;IT0=1;}break;case 0x7b:{EA=1;EX0=1;IT0=1;}break;case 0x77:{EA=1;EX0=1;IT0=1;}break;case 0x6f:{EA=1;EX0=1;IT0=1;}break;case 0x5f:{EA=1;EX0=1;IT0=1;}break;case 0x3f:{EA=1;EX0=1;IT0=1;}break;default: {EA=1;EX0=0;TR0=1;}break;}break;}}/***********闰年计算子程序***********/ uchar leap_year(uchar a,uchar b){uchar x,y;x=a*100+b;if((x%4==0)&&(x%100!=0)||(x%400==0)) y=1;elsey=0;return y;}/***********主程序************/void main(){init();while(1){key_scan();}}/**********T0中断服务子程序************/ void T0_int() interrupt 1 using 0{uchar l;TH0=55535/256;TL0=55535%256;count++;if(count==30){count=0;now.second++;if(now.second>=60){now.second=0;now.minute++;if(now.minute>=60){now.minute=0;now.hour++;if(now.hour>=24){now.hour=0;today.day++;today.week++;if(today.week>=8){today.week=1;}l=leap_year(today.year[1],today.year[0]);if((l==1)&&(today.month==2)){if(today.day>=30){today.day=1;today.month++;}}elseif(today.day>=months_days[today.month-1]+1){today.day=1;today.month++;if(today.month>=12){today.month=1;today.year[0]=today.year[0]+1;if(today.year[0]>=100){today.year[0]=0;today.year[1]=today.year[1]+1;if(today.year[1]==100){today.year[1]=0;}}}}}}}}smg_display();}/*************INT0中断服务子程序*****************/void int0_int() interrupt 0 using 1{uchar k;switch(add_sub){case 0x80:switch(key_detection){case 0xfe:{now.second++;if(now.second>=60) now.second=0;smg_display();}break;case 0xfd:{now.minute++;if(now.minute>=60) now.minute=0;smg_display();}break;case 0xfb:{now.hour++;if(now.hour>=24) now.hour=0;smg_display();}break;case 0xf7:{today.week++;if(today.week>=8) today.week=1;smg_display();}break;case 0xef:{today.day++;k=leap_year(today.year[1],today.year[0]);if((k==1)&&(today.month==2)){if(today.day>=30) today.day=1;}elseif(today.day>=months_days[today.month-1])today.day=1;smg_display();}break;case 0xdf:{today.month++;if(today.month>=13)today.month=1;smg_display();}break;case 0xbf:{today.year[0]=today.year[0]+1;if(today.year[0]>=100){today.year[0]=0;today.year[1]=today.year[1]+1;if(today.year[1]==100)today.year[1]=0;}smg_display();}break;default:{EA=1;EX0=0;TR0=1;}break; }break;case 0x00:switch(key_detection){case 0x7e:{//now.second++;if(now.second>0) now.second--;else now.second=59;smg_display();}break;case 0x7d:{//now.minute++;if(now.minute>0) now.minute--;else now.minute=59;smg_display();}break;case 0x7b:{//now.hour++;if(now.hour>0) now.hour--;else now.hour=23;smg_display();}break;case 0x77:{//today.week++;if(today.week>1) today.week--;else today.week=1;smg_display();}break;case 0x6f:{//today.day++;k=leap_year(today.year[1],today.year[0]);if((k==1)&&(today.month==2)){if(today.day>1) today.day--;else today.day=29;}else{if(today.day>1) today.day--;elsetoday.day=months_days[today.month-1];}smg_display();}break;case 0x5f:{//today.month++;if(today.month>1)today.month--;else today.month=12;smg_display();}break;case 0x3f:{//today.year[0]=today.year[0]+1;if(today.year[0]>0)today.year[0]=today.year[0]-1;else{today.year[0]=99;today.year[1]=today.year[1]-1;}smg_display();}break;default:{EA=1;EX0=0;TR0=1;}break;}break;}}。

单片机万年历程序代码

单片机万年历程序代码以下是一个示例单片机万年历的程序代码：```c#include <reg51.h>typedef unsigned char uchar;typedef unsigned int uint;sbit K1 = P2^0; // 显示年份sbit K2 = P2^1; // 显示月份sbit K3 = P2^2; // 显示日期uchar code year_tab[] = {31,28,31,30,31,30,31,31,30,31,30,31}; uchar code week_tab[] = {0x06,0x07,0x01,0x02,0x03,0x04,0x05}; uchar year, month, day, week;void delay(uint ms){uint i, j;for(i=ms;i>0;i--)for(j=110;j>0;j--);}uchar getKey(){if(K1==0) {delay(5);if(K1==0)return 1;while(!K1);}if(K2==0) {delay(5);if(K2==0)return 2;while(!K2);}if(K3==0) {delay(5);if(K3==0)return 3;while(!K3);}return 0;}void display(uchar num) {P0 = num;delay(1);P0 = 0x00;}void init(){TMOD=0x01;TH0=0xFC;TL0=0x67;EA=1;ET0=1;TR0=1;}void main(){init();while(1) {uchar key = getKey();if(key == 1) {year++;if(year == 100)year = 0;}else if(key == 2) {month++;if(month == 13)month = 1;}else if(key == 3) {day++;if(day > year_tab[month-1]) { day = 1;}}display(year / 10);display(year % 10);display(month / 10);display(month % 10);display(day / 10);display(day % 10);display(week);}}void timer0() interrupt 1{TH0=0xFC;TL0=0x67;week++;if(week == 7)week = 0;}```该代码的主要思路是通过外部三个按键模拟年、月和日的调节，通过一个定时器不断更新星期的计数，然后将年、月、日和星期分别在数码管上显示出来。

51单片机万年历实验原理

51单片机万年历实验原理
51单片机是一种常见的微控制器，可以实现多种应用程序。

万年历是一种实用的时间管理工具，它可以显示日期、时间、星期和节气等信息。

在51单片机万年历实验中，首先需要确定使用的硬件平台，例如STC89C52单片机、数码管、按键等。

然后，需要编写程序，实现以下功能：
1. 显示当前日期及时间：通过编写程序，可以读取单片机内部的定时器计数器的值，将其转换为实际的日期和时间信息，并在数码管上实时显示。

2. 显示当前星期和节气：通过计算当前日期，可以得到对应的星期和节气信息，然后在数码管上显示。

3. 调节日期和时间：通过按键输入，可以实现对日期和时间的调节，包括增加、减少、设置等操作。

4. 程序稳定性和可靠性：在编写程序时，需要考虑到单片机的稳定性和可靠性问题，尽可能避免程序的崩溃或出错。

总之，51单片机万年历实验是一种实用的应用程序，可以帮助我们更好地管理时间，同时也是学习单片机编程和应用的一个好的案例。

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