基于单片机电子密码锁毕业设计

1、本程序是基于单片机电子密码锁毕业设计的全部程序。程序经过调试成功，并做出成品。供各界好友分享，未经本人（王明珠QQ516682439）同意不能外传。谢谢合作。原理图如下：#include <reg52.h>#include <intrins.h>sbit RS = P24;/定义端口 sbit RW = P25;sbit EN = P26;sbit SCK=P36;sbit SDA=P34;sbit RST = P35; / DS1302复位sbit speak = P20;bit ReadRTC_Flag=0;#define RS_CLR RS=0 #define R

2、S_SET RS=1#define RW_CLR RW=0 #define RW_SET RW=1 #define EN_CLR EN=0#define EN_SET EN=1unsigned char g,tk,ti=1,r,hz,lz,x,z=0;unsigned char a,b=8,temp,temp1,temp2,temp3,temp4,temp5,temp6,temp7=3,temp8,temp9,temp10;unsigned char table16=0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x41,0x42,0x43

3、,0x44,0x45,0x46;unsigned char table16=0x30,0x30,0x30,0x30,0x30,0x30;unsigned char table26=0x31,0x31,0x31,0x31,0x31,0x31;unsigned char MM6=2,2,2,2,2,2;unsigned char l_tmpdate7=0,42,9,27,6,3,9;/秒分时日月周年08-05-15 12:00:00unsigned char l_tmpdisplay8; /秒分时unsigned char r_tmpdisplay8; / 日月周年code unsigned ch

4、ar write_rtc_address7=0x80,0x82,0x84,0x86,0x88,0x8a,0x8c; /秒分时日月周年 最低位读写位code unsigned char read_rtc_address7=0x81,0x83,0x85,0x87,0x89,0x8b,0x8d; /显示位码表 */*延时函数*/void delay_us(unsigned int n) /延时 如果需要高精度延时 请嵌入汇编 if (n = 0) return ; while (-n); /*延时函数*/ void delay_ms(unsigned int i) unsigned char a,

5、b; for (a = 1; a < i; a+) for (b = 1;b; b+) ; /*显示屏命令写入函数*/ void LCD_write_com(unsigned char com) RS_CLR; RW_CLR; EN_SET; P0 = com; delay_us(5); EN_CLR; /*显示屏数据写入函数*/ void LCD_write_Data(unsigned char Data) RS_SET; RW_CLR; EN_SET; P0 = Data; delay_us(5); EN_CLR; /*显示屏清空显示*/ void LCD_clear(void) L

6、CD_write_com(0x01); delay_ms(5); /*显示屏字符串写入函数*/ void LCD_write_str(unsigned char x,unsigned char y,unsigned char *s) if (y = 1) LCD_write_com(0x80 + x); if(y=2) LCD_write_com(0xC0 + x); while (*s) LCD_write_Data( *s); s +; /*显示屏单字符写入函数*/ void LCD_write_char(unsigned char x,unsigned char y,unsigned c

7、har Data) if (y = 1) LCD_write_com(0x80 + x); if(y=2) LCD_write_com(0xC0 + x); LCD_write_Data( Data); /*显示屏初始化函数*/ void LCD_init(void) LCD_write_com(0x38); /*6显示模式设置*/ delay_ms(5); LCD_write_com(0x08); /*4显示关闭*/ LCD_write_com(0x01); /*显示清屏*/ LCD_write_com(0x06); /*显示光标移动设置*/ delay_ms(5); LCD_write_c

8、om(0x0c); /*显示开及光标设置*/ /*/ /*/void Write_Ds1302_Byte(unsigned char temp) unsigned char i; for (i=0;i<8;i+) /循环8次 写入数据 SCK=0; SDA=temp&0x01; /每次传输低字节 temp>>=1; /右移一位 SCK=1; /*/void Write_Ds1302( unsigned char address,unsigned char dat ) RST=0;_nop_(); SCK=0;_nop_(); RST=1; _nop_(); /启动 W

9、rite_Ds1302_Byte(address);/发送地址 Write_Ds1302_Byte(dat);/发送数据 RST=0; /恢复/*/unsigned char Read_Ds1302 ( unsigned char address ) unsigned char i,temp=0x00; RST=0;_nop_(); SCK=0;_nop_(); RST=1;_nop_(); Write_Ds1302_Byte(address); for (i=0;i<8;i+) /循环8次 读取数据 if(SDA) temp|=0x80;/每次传输低字节SCK=0;temp>&g

10、t;=1;/右移一位 SCK=1; RST=0;_nop_();/以下为DS1302复位的稳定时间 RST=0;SCK=0;_nop_();SCK=1;_nop_();SDA=0;_nop_();SDA=1;_nop_();return (temp);/返回/*/void Read_RTC(void)/读取 日历 unsigned char *p; p=read_rtc_address; /地址传递 for(r=0;r<7;r+)/分7次读取 秒分时日月周年 l_tmpdater=Read_Ds1302(*p); p+; delay_us(10); /*/void Set_RTC(voi

11、d)/设定 日历unsigned char i,*p,tmp;for(i=0;i<7;i+) /BCD处理 tmp=l_tmpdatei/10; /十进制变十六进制l_tmpdatei=l_tmpdatei%10;l_tmpdatei=l_tmpdatei+tmp*16; Write_Ds1302(0x8E,0X00); p=write_rtc_address;/传地址 for(i=0;i<7;i+)/7次写入 秒分时日月周年 Write_Ds1302(*p,l_tmpdatei); p+; delay_us(10); Write_Ds1302(0x8E,0x80);void ti

12、me() /unsigned char i;Read_RTC(); l_tmpdisplay0=l_tmpdate2/16;/数据的转换，因我们采用09的显示,将数据分开l_tmpdisplay1=l_tmpdate2&0x0f;/l_tmpdisplay2='a' /加入"-"l_tmpdisplay3=l_tmpdate1/16;/l_tmpdisplay4=l_tmpdate1&0x0f;/l_tmpdisplay5=b;l_tmpdisplay6=l_tmpdate0/16; / 分l_tmpdisplay7=l_tmpdate0&a

13、mp;0x0f; /秒r_tmpdisplay0=l_tmpdate6/16;/年r_tmpdisplay1=l_tmpdate6&0x0f;/r_tmpdisplay2=10;r_tmpdisplay3=l_tmpdate4/16; / 月r_tmpdisplay4=l_tmpdate4&0x0f;/r_tmpdisplay5=10;r_tmpdisplay6=l_tmpdate3/16; /日r_tmpdisplay7=l_tmpdate3&0x0f; temp1=r_tmpdisplayti; temp2=tabletemp1; LCD_write_char(tk

14、,1,temp2); LCD_write_char(1,1,0xb0); LCD_write_char(4,1,0xb0); LCD_write_char(7,1,0xb0); delay_ms(10); tk+; if(tk=7) tk=0; ti+; if(ti=8) ti=1; delay_ms(10); temp3=l_tmpdisplaya; temp4=tabletemp3; LCD_write_char(b,1,temp4); LCD_write_char(10,1,0xb0); LCD_write_char(13,1,0xb0); delay_ms(10); b+; if(b=

15、16) b=8; a+; if(a=8) a=0;delay_ms(10); /*/*void InitTIMER0(void) TMOD|=0x01;/定时器设置 16位 TH0=(65536-2500)/256; TL0=(65536-2500)%256; ET0=1; TR0=1; EA=1;*/*/*/key()P3=0X0f;if(P3&0x0f)!=0x0f) delay_ms(10); if(P3&0x0f)!=0x0f) hz=0x7f; while(1) P3=hz; if(P3!=hz) return(P3); else hz=(hz>>1)|0

16、x80; / if(hz=0xf7) / hz=0x7f; else return 0; /*/void ajcl(unsigned char jz) if(jz=0x81) temp5=table0;if(jz=0x82) temp5=table1;if(jz=0x84) temp5=table2;if(jz=0x88) temp5=table3;if(jz=0x41) temp5=table4;if(jz=0x42) temp5=table5;if(jz=0x44) temp5=table6;if(jz=0x48) temp5=table7;if(jz=0x21) temp5=table8

17、;if(jz=0x22) temp5=table9;if(jz=0x24) temp5=table10; / A 左if(jz=0x28) temp5=table11; / B 右if(jz=0x11) temp5=table12; / C 取消if(jz=0x12) temp5=table13; / D修改时间if(jz=0x14) temp5=table14; / E修改密码if(jz=0x18) temp5=table15; / F 确认/*/*/*/*/*/ void main(void) unsigned char d,k=0,e=0,f=0,h,l,MM1=0,MM2,an=0,t

18、t=0,rr=0,u=0; unsigned char t=0,i=1,st=1,st1=1,m,n=0,st2=1,st3,jz=0XFF,st4=1,st5=1,st6=1;/InitTIMER0();LCD_init(); Set_RTC();while(1) time(); t=0;i=1;st=1;st1=1;m=0,n=0;time();st2=1;st3=0;jz=0XFF;st4=1;st5=1;st6=1;d=0;k=0;e=0;f=0;h=0;l=0,MM1=0;time();MM2=0;an=0;tt=0;rr=0;u=0;time();g=0;tk=0;ti=1;r=0

19、;hz=0;lz=0;x=0;z=0;time();a=0;b=8;temp=0;temp1=0;time();temp2=0;temp3=0;time();temp4=0;temp5=0;temp6=0;temp7=3;temp8=0;temp9=0;temp10=0;P1=0xff; time();jz=key(); ajcl(jz);/LCD_write_com(0x0D); LCD_write_str(0,2,"Hi! Good Moring"); / jz=key(); if(P3&0x0f)!=0x0f) while(P3&0x0f)!=0x0f

20、); while(st) time(); LCD_write_str(0,2,"Input code ");if(an=1) LCD_write_str(0,2,"Input again"); if(P3&0x0f)!=0x0f) while(P3&0x0f)!=0x0f); LCD_write_com(0x01); st1=1; st2=1; time(); while(st1) time(); jz=key(); ajcl(jz); if(P3&0x0f)!=0x0f) while(P3&0x0f)!=0x0f) ;

21、LCD_write_char(d,2,0x2a) ;/改TEMP5就可以 了 table1d=temp5;delay_ms(10);/temp6=table1d;/g=d+6;/LCD_write_char(g,2,temp6); d+;if(d=6)d=0;/P1=0xfe; st2=1; delay_ms(250); LCD_write_str(0,2,"Waiting"); delay_ms(250); for(l=7;l<15;l+) delay_ms(100); LCD_write_str(l,2,"."); delay_ms(100);

22、 while(st2) time();delay_us(150); k=0; for(h=0;h<6;h+) MM1=table1h; temp6=MMh; MM2=tabletemp6; if(MM1=MM2) k+; if(k>5) P1=0xfe;LCD_write_str(0,2,"Coming in Please");for(m=0;m<55;m+)speak=!speak;delay_us(220);delay_ms(200);delay_ms(200);delay_ms(200);P1=0xff; st2=0;st1=0;st=0;st3=1

23、;LCD_write_com(0x01); if(k<=5) P1=0xfd; / LCD_write_str(0,2,"Input again");an=1;if(n>1) LCD_write_str(0,2,"KO!#$%&*?!"); LCD_write_str(0,1,"KO!#$%&*?!");temp7-;temp8=tabletemp7;LCD_write_char(15,2,temp8);delay_ms(50);P1=0xff; for(m=0;m<245;m+)speak=!spe

24、ak;delay_us(20);delay_ms(50); P1=0xfd;for(m=0;m<245;m+)speak=!speak;delay_us(20);P1=0xff;speak=1;st2=0;st1=0;if(temp7=0) P1=0xff; delay_ms(15); temp7+; n+; st1=1; st2=1; if(n=20) /10秒钟 st1=0; st2=0; /LCD_write_com(0x01); while(st3) time(); LCD_write_str(0,2,"change MM time"); jz=key();

25、ajcl(jz); if(temp5=0x46) while(temp5=0x46) temp5=0x23; LCD_write_str(0,2," OK "); while(st6) jz=key(); ajcl(jz); if(temp5=0x44) /mm P1=0xfb; LCD_write_str(0,2,"Put your code"); delay_ms(200); delay_ms(200); LCD_write_str(0,2," ");while(st5) time();jz=key(); ajcl(jz); if

26、(P3&0x0f)!=0x0f) while(P3&0x0f)!=0x0f) ; table2tt=temp5; delay_ms(10); /temp6=table2tt; LCD_write_char(tt,2,0x2a) ;/改TEMP5就可以 了 tt+; / delay_ms(10);if(tt=6) LCD_write_str(0,2,"Put code again");delay_ms(250);delay_ms(250);delay_ms(250);delay_ms(250); LCD_write_str(0,2," ")

27、; /tt=0; while(st4) delay_ms(10); / P1=0xf0; jz=key(); ajcl(jz); if(P3&0x0f)!=0x0f) while(P3&0x0f)!=0x0f);/delay_ms(10); /temp6=temp5; LCD_write_char(z,2,0x2a) ;/改TEMP5就可以 了 temp6=table2z; z+; if(temp6=temp5) rr+; if(rr>5) LCD_write_str(0,2,"Code ok"); for(m=0;m<55;m+) speak=!speak;delay_us(220);P1=0XFE; delay_ms(250); delay_ms(250); delay_ms(250); delay_ms(250); delay_ms(250); delay_ms(250);for(u=0;u<6