基于单片机的电子密码锁程序参考模板

1、四个部分 很简单的写法 适合大部分人群！ 欢迎下载！ /*无存储功能电子密码锁*/*头文件*#include"reg52.h"#include"speak.h"#include"lcd_1602.h"#include"keysca.h"/*变量定义*unsigned int shurumima6;/*主函数*void main()init_1602(); /初始化while(1)duoyu_1602();keyscan();、#include"reg52.h"#include"lcd_

2、1602.h"/*sbit rw=P02; sbit rs=P03; sbit en=P01;unsigned char code yejing='z','h','o','u','a','i','u','*'unsigned int mima_init;extern unsigned int shurumima6;/*写命令、数据*void write(unsigned char date,unsigned char k)1 / 6rs=k;P2=date;

3、delay1ms(5);en=1;delay1ms(5);en=0;/*液晶初始化*void init_1602()en=0;rw=0;write(0x38,0);write(0x0c,0);write(0x06,0);write(0x01,0); /*1ms延时函数*void delay1ms(unsigned int z) /1ms延时unsigned int x,y;for(x=z;x>0;x-)for(y=120;y>0;y-);/*液晶多余部分显示*void duoyu_1602()unsigned char i;write(0x80+0x40,0);write(yeji

4、ng7,1);write(0x80+0x41,0);for(i=0;i<4;i+) write(yejingi,1);write(0x80+0x45,0);write(yejing1,1);write(0x80+0x46,0);write(yejing4,1);write(0x80+0x47,0);write(yejing2,1);write(0x80+0x48,0);write(yejing0,1);write(0x80+0x49,0);write(yejing1,1);write(0x80+0x4a,0);write(yejing5,1);write(0x80+0x4b,0);wri

5、te(yejing0,1);write(0x80+0x4c,0);write(yejing6,1);write(0x80+0x4d,0);write(yejing2,1);write(0x80+0x4e,0);write(yejing7,1);write(0x80+0x4f,0);write(yejing7,1);write(0x80,0);for(i=0;i<5;i+) write(yejing7,1);write(0x80+0x0b,0);write(yejing7,1);write(0x80+0x0c,0);write(yejing7,1);write(0x80+0x08,0);f

6、or(i=1;i<4;i+) write(shurumimai+0x30,1);write(0x80+0x0d,0);for(i=1;i<4;i+) write(mima_initi+0x30,1);、#include"reg52.h"#include"lcd_1602.h"#include"keysca.h"#include"speak.h"/*unsigned int low,high,number,qout,j;unsigned char ok,shuru,gaimi,gaimi_count,sh

7、uru_count,ok_count,succeed_flag,m,n;extern unsigned int shurumima6;unsigned int mima_init=0,1,2,3;unsigned int code please='p','l','e','a','s','e'/please unsigned int code sr='s','r'/shuruunsigned int code gm='g','m'/gai

8、miunsigned int code ookk='o','k'/ok/*void keyscan()P1=0X0F;low=P1&0x0f;if(low!=0x0f)delay1ms(10);low=P1&0x0f;P1=0XF0;high=P1&0xf0;if(high!=0xf0)delay1ms(10);high=P1&0xf0;number=low+high;switch(number)case(0x77): qout=0;write(0x80+0x07,0);write('0',1);break;cas

9、e(0x7b): qout=1;write(0x80+0x07,0);write('1',1);break;case(0x7d): qout=2;write(0x80+0x07,0);write('2',1);break;case(0x7e): qout=3;write(0x80+0x07,0);write('3',1);break;case(0xb7): qout=4;write(0x80+0x07,0);write('4',1);break;case(0xbb): qout=5;write(0x80+0x07,0);write

10、('5',1);break;case(0xbd): qout=6;write(0x80+0x07,0);write('6',1);break;case(0xbe): qout=7;write(0x80+0x07,0);write('7',1);break;case(0xd7): qout=8;write(0x80+0x07,0);write('8',1);break;case(0xdb): qout=9;write(0x80+0x07,0);write('9',1);break;case(0xdd): ;break

11、;case(0xde): ;break;case(0xe7): shuru=1;write(0x80+0x05,0);for(j=0;j<2;j+) write(srj,1);break;case(0xeb): gaimi=1;write(0x80+0x05,0);for(j=0;j<2;j+) write(gmj,1);break;case(0xed): ;break;case(0xee): ok=1;write(0x80+0x05,0);for(j=0;j<2;j+) write(ookkj,1);break;if(gaimi=1&&shuru=1)/改密

12、码mima_initgaimi_count=qout;gaimi_count+;if(shuru=1&&gaimi=0)/输入密码shurumimashuru_count=qout;shuru_count+;if(ok=1)if(shuru=1&&gaimi=0)/输入密码确认for(ok_count=1;ok_count<4;ok_count+)if(shurumimaok_count!=mima_initok_count) succeed_flag=2;break;if(succeed_flag!=2) succeed_flag=1;ok=0;shuru=0;shuru_count=0;if(gaimi=1&&shuru=1)/修改密码确认gaimi_count=0;gaimi=0;ok=0;while(P1!=0XF0);if(succeed_flag=1)succeed();m+;if(m=10) succeed_flag=0;m=0;else if(succeed_flag=2)speak_led();n+;if(n=10) succeed_flag=0;n=0;。/*#include"reg52.h"#include"lcd_1602.h"#include"sp