指纹识别模块程序及原理图(共34页)

1、精选优质文档-倾情为你奉上程序：#include <reg52.h>#include <intrins.h>#define uchar unsigned char#define uint unsigned int#define Dbus P0#define buffer1ID 0x01#define buffer2ID 0x02#define queren 0x88#define tuichu 0x84#define shanchu 0x82sbit B0=B0;sbit B7=B7;sbit jidianqi=P36;sbit RS=P22; sbit RW=P21;

2、sbit E1=P20;sbit LEDK=P34; /控制背光sbit SCLK=P23;sbit IO=P25;sbit RST=P24;uchar code ta8=0x00,0x51,0x09,0x10,0x05,0x02,0x11,0xbe;uchar data a7; / 秒 分 时 日 月 星期 年 uchar dz4; /存键输入值uchar mima7;uchar mimaID6=1,2,3,4,5,6;uchar data K;uchar data Key;uint PageID;uchar data querenma;uchar sum2;int summaf,summa

3、s;uchar code nian="年"uchar code yue="月"uchar code ri="日"uchar code xinqi="星期"uchar code mao=0x3a;unsigned char code text1=" 请按指纹 "unsigned char code text2=" 请再次按指纹 "unsigned char code text3=" 指纹采集成功 "unsigned char code text4="

4、;请按任意键继续 " unsigned char code text5=" 指纹采集失败 "unsigned char code text6="输入删去的指纹号"unsigned char code text7=" 删指纹号成功 "unsigned char code text8="按键一：增加指纹"unsigned char code text9="按键二：删去指纹"unsigned char code text10=" 请重新按指纹 "unsigned char

5、 code text11="清空指纹库成功 " unsigned char code text12=" 没搜索到指纹 " unsigned char code text13="请先按键再刷指纹"unsigned char code text14=" 请重新操作 " unsigned char code text15=" 删去失败 " unsigned char code text16=" 接收包出错 "unsigned char code text17=" 编号为：

6、 "unsigned char code text18="指纹已找到 请进"unsigned char code text19=" 该指纹已存储 "unsigned char code text20=" 请输入密码 "unsigned char code text21=" 密码错误 "unsigned char code text22="按键三：更新密码" / unsigned char code text23="请再次输入密码 " unsigned char co

7、de text24="两次输入的密码不"unsigned char code text25="一致，请重新操作" unsigned char code text26=" 密码更新成功 " 另外：void delay(uint tt) uchar i; while(tt-) for(i=0;i<125;i+); void initialize51() SCON= 0x50; /串口方式1/REN=1; 允许接收 PCON=0x80; /SMOD=1 TMOD= 0x20; /定时器1定时方式2 TH1= 0xff; /11.059

8、2MHz 模块默认波特率为57600bps TL1= 0xff; TR1= 1; /启动定时器unsigned char Keycan(void) /按键扫描程序 P1.0-P1.3为行线 P1.4-P1.7为列线 unsigned char rcode, ccode; P1 = 0xF0; / 发全0行扫描码，列线输入 if(P1&0xF0) != 0xF0) / 若有键按下 delay(1);/ 延时去抖动 if(P1&0xF0) != 0xF0) rcode = 0xFE; / 逐行扫描初值 while(rcode&0x10) != 0) P1 = rcode;

9、/ 输出行扫描码 if(P1&0xF0) != 0xF0) / 本行有键按下 ccode = (P1&0xF0)|0x0F; /do; while(P1&0xF0) != 0xF0); /等待键释放 return (rcode) + (ccode); / 返回键编码 else rcode = (rcode<<1)|0x01; / 行扫描码左移一位 return 0; / 无键按下，返回值为0void KeyDeal(unsigned char Key) /unsigned char n; if(Key!=0) switch(Key) case 0x11: K

10、=1; break; case 0x21: K=2; break; case 0x41: K=3; break; case 0x81: break; /K=funguanliyuan; case 0x12: K=4; break; case 0x22: K=5; break; case 0x42: K=6; break; case 0x82: K=34;break;/K=funshanchu; case 0x14: K=7; break; case 0x24: K=8; break; case 0x44: K=9; break; case 0x84: break;/K=funtuichu; c

11、ase 0x18: break;/K=shuazhiwen case 0x28: K=0; break; case 0x48: break; case 0x88: break;/K=funqueren; default: break; /*/12864/读12864忙void ReadBusy(void)unsigned char ch; cheak:Dbus=0xff;RS=0;RW=1;E1=1;ch=Dbus;E1=0;ch=ch|0x7f;if(ch!=0x7f)goto cheak;/向LCD写命令void WriteCommand(uchar command)ReadBusy();

12、RW=0;Dbus=command;E1=1;E1=0;/向LCD写数据void WriteData(uchar Lcd_data)ReadBusy();RS=1;RW=0;Dbus=Lcd_data;E1=1;E1=0;/清屏函数清DDRAMvoid Clrram (void) WriteCommand(0x01);/LCD12864初始化程序void Lcd_int()WriteCommand(0x30);/30-基本指令动作WriteCommand(0x0c);/开显示，关游标WriteCommand(0x01);/清屏，地址指针指向00HWriteCommand(0x02);/LCD1

13、2864显示时间void playtime()uchar i,n3,n4,y1,y2,r1,r2,s1,s2,f1,f2,m1,m2;WriteCommand(0x80);/指定第一行显示位置for(i=0;i<16;i+)WriteData(text13i); /显示LCD12864并行显示n3=a6>>4; n4=a6&0x0f;WriteCommand(0x90);/指定第二行显示位置WriteData(0x32);WriteData(0x30);WriteData(0x30+n3);WriteData(0x30+n4);for(i=0;i<2;i+) W

14、riteData(niani);y1=a4>>4; y2=a4&0x0f;WriteData(0x30+y1);WriteData(0x30+y2);for(i=0;i<2;i+) WriteData(yuei);r1=a3>>4; r2=a3&0x0f;WriteData(0x30+r1);WriteData(0x30+r2);for(i=0;i<2;i+)WriteData(rii); WriteCommand(0x88); /指定第三行显示位置for(i=0;i<4;i+)WriteData(xinqii);WriteData(a

15、5+0x30); s1=a2>>4;s2=a2&0x0f; f1=a1>>4;f2=a1&0x0f; m1=a0>>4;m2=a0&0x0f;WriteCommand(0x98); /指定第四行显示位置WriteData(0x30+s1);WriteData(0x30+s2);WriteData(mao);WriteData(0x30+f1);WriteData(0x30+f2);WriteData(mao);WriteData(0x30+m1);WriteData(0x30+m2);/*/12864/*/ds1302控制uchar

16、r1302() /读数据ds1302uchar i;for(i=0;i<8;i+) B>>=1; B7 = IO; SCLK=1; SCLK=0; return B;void w1302(uchar co) / 写ds1302 单字节 uchar i; B = co; for(i=0;i<8;i+) IO = B0; /原来是使用ACC寄存器 ，但不行，后改使用B寄存器后才正常运行 ? SCLK=1; SCLK=0; B>>=1; void w(uchar a, uchar d) /寻址，写数 RST = 0; SCLK = 0; RST = 1; w130

17、2(a); w1302(d); SCLK = 1; RST = 0;uchar r(uchar a) /寻址，读数 uchar r; RST = 0; SCLK = 0; RST = 1; w1302(a); r=r1302(); SCLK = 1; RST = 0;return r;void wclo(uchar *p) /写多字节ds1302 uchar i; w(0x8e,0x00); /写允许 RST=0; SCLK=0; RST=1;w1302(0xbe); /写多字节命令 for(i=0;i<8;i+)w1302(*(p+i); /写时钟数据 w(0x00,0x50); /?

18、 启动定时器 SCLK=1;RST=0;void rclo(uchar *p)/读出多字节ds1302 uchar i; RST=0; SCLK=0; RST=1; w1302(0xbf); for(i=0;i<7;i+) *(p+i) = r1302(); /读出时钟数据 SCLK=1;RST=0;/*/void SFG_getimage() /录入指纹图像 uchar i; SBUF=0xef; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while

19、(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0X03; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; summaf=0x05; SBUF=summaf; while(TI=0); TI=0; for(i=0;i<9;i+) while(RI=0);

20、 RI=0; while(RI=0); RI=0; querenma=SBUF; while(RI=0); RI=0; sum1=SBUF; while(RI=0); RI=0; sum0=SBUF; summas=(sum1<<8)+sum0; void SFG_genchar(uchar bufferID) /生成特征并存于charbuffer1/2 调用后单片机波特率变化 uchar i; SBUF=0xef; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF

21、=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0X04; while(TI=0); TI=0; SBUF=0X02; while(TI=0); TI=0; SBUF=bufferID; while(TI=0); TI=0; summaf=0x07+bufferID; sum0=summaf; sum1=summaf>>8; SBU

22、F=sum1; while(TI=0) TI=0; SBUF=sum0; while(TI=0) TI=0; for(i=0;i<9;i+) while(RI=0); RI=0; while(RI=0); RI=0; querenma=SBUF; while(RI=0); RI=0; sum1=SBUF; while(RI=0); RI=0; sum0=SBUF; summas=(sum1<<8)+sum0; void SFG_regmodel() /合并生成模板 uchar i; SBUF=0xef; while(TI=0); TI=0; SBUF=0X01; while(

23、TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0X03; while(TI=0); TI=0; SBUF=0X05; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; summaf=0x09; SBUF

24、=summaf; /校验和 while(TI=0); TI=0; for(i=0;i<9;i+) while(RI=0); RI=0; while(RI=0); RI=0; querenma=SBUF; while(RI=0); RI=0; sum1=SBUF; while(RI=0); RI=0; sum0=SBUF; summas=(sum1<<8)+sum0; void SFG_storechar(uint pageID) /储存模板ID1010也储存成功 ID>=1011 querenma=0x18？ uchar i,ID1,ID2; SBUF=0xef; wh

25、ile(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0X06; while(TI=0); TI=0; SBUF=0X06; while(TI=0); TI=0; SBUF=0X01; wh

26、ile(TI=0); TI=0; ID1=pageID;ID2=pageID>>8; SBUF=ID2; while(TI=0); TI=0; SBUF=ID1; while(TI=0); TI=0; summaf=0x0e+ID1+ID2; sum0=summaf; sum1=summaf>>8; SBUF=sum1; while(TI=0); TI=0; SBUF=sum0; while(TI=0); TI=0; for(i=0;i<9;i+) while(RI=0); RI=0; while(RI=0); RI=0; querenma=SBUF; while

27、(RI=0); RI=0; sum1=SBUF; while(RI=0); RI=0; sum0=SBUF; summas=(sum1<<8)+sum0; void SFG_empty() /清空指纹库 uchar i; SBUF=0xef; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBU

28、F=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0X03; while(TI=0); TI=0; SBUF=0X0d; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; summaf=0x11; SBUF=summaf; while(TI=0); TI=0; for(i=0;i<9;i+) while(RI=0); RI=0; while(RI=0); RI=0; querenma=SBUF; while(RI=0); RI=0; sum1=SBUF; while(

29、RI=0); RI=0; sum0=SBUF; summas=(sum1<<8)+sum0; void SFG_fastsearch(uchar bufferID) /搜索指纹返回指纹ID号 sum、pagenum>255都会使程序卡 uchar i,ID1,ID2; SBUF=0xef; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0

30、XFF; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0X08; while(TI=0); TI=0; SBUF=0X1b; while(TI=0); TI=0; SBUF=bufferID; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=180; while(TI=0); TI=0; summaf

31、=9+0x1b+bufferID+180; sum0=summaf; sum1=summaf>>8; SBUF=sum1; while(TI=0); TI=0; SBUF=sum0; while(TI=0); TI=0; for(i=0;i<9;i+) while(RI=0); RI=0; while(RI=0); RI=0; querenma=SBUF; while(RI=0); RI=0; ID1=SBUF; while(RI=0); RI=0; ID2=SBUF; /接收到的ID号 while(RI=0); RI=0; while(RI=0); RI=0; while(

32、RI=0); RI=0; sum1=SBUF; while(RI=0); RI=0; sum0=SBUF; summas=(sum1<<8)+sum0; /PageID=ID1; PageID=(ID1<<8)+ID2;void SFG_enroll() /自动注册模板返回存储ID =录图像+合并生成模板+储存模板 uchar i,ID1,ID2; SBUF=0xef; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0)

33、; TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0X03; while(TI=0); TI=0; SBUF=0X10; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; summaf=0x14; SBUF=summaf; /校验和 while(TI=0); TI=0; for(i=0;i<9;i+) while(RI=0);

34、RI=0; while(RI=0); RI=0; querenma=SBUF; while(RI=0); RI=0; ID1=SBUF; while(RI=0); RI=0; ID2=SBUF; while(RI=0); RI=0; sum1=SBUF; while(RI=0); RI=0; sum0=SBUF; summas=(sum1<<8)+sum0; /PageID=ID1; PageID=(ID1<<8)+ID2;void SFG_deletchar(uint pageID) /删除指纹 校验和在2字节的页码处应分高低字节相加 uchar i,ID1,ID2;

35、 SBUF=0xef; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0X07; while(TI=0); TI=0; SBUF=0X0c; while(TI=0); TI=0;

36、 ID1=pageID;ID2=pageID>>8; SBUF=ID2; while(TI=0); TI=0; SBUF=ID1; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=1; while(TI=0); TI=0; summaf=0x15+ID1+ID2; sum0=summaf; sum1=summaf>>8; SBUF=sum1; while(TI=0); TI=0; SBUF=sum0; while(TI=0); TI=0; for(i=0;i<9;i+) while(RI=0); RI=0

37、; while(RI=0); RI=0; querenma=SBUF; while(RI=0); RI=0; sum1=SBUF; while(RI=0); RI=0; sum0=SBUF; summas=(sum1<<8)+sum0; void SFG_writereg(uchar N) /设置波特率 uchar i; SBUF=0xef; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; w

38、hile(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0X05; while(TI=0); TI=0; SBUF=0X0e; while(TI=0); TI=0; SBUF=4; while(TI=0); TI=0; SBUF=N; while(TI=0); TI=0; summaf=0x1a; sum0=summaf; sum1=0; SBUF=sum1; while(TI=0); TI=0; SBUF=sum0; whi

39、le(TI=0); TI=0; for(i=0;i<9;i+) while(RI=0); RI=0; while(RI=0); RI=0; querenma=SBUF; while(RI=0); RI=0; sum1=SBUF; while(RI=0); RI=0; sum0=SBUF; summas=(sum1<<8)+sum0; void SFG_identify()/自动验证指纹 录图像+生成特征+搜索 uchar i,ID1,ID2; SBUF=0xef; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X

40、FF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0XFF; while(TI=0); TI=0; SBUF=0X01; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; SBUF=0X03; while(TI=0); TI=0; SBUF=0X11; while(TI=0); TI=0; SBUF=0X00; while(TI=0); TI=0; summaf=0x15; SBUF=summaf; /校验和 while(

41、TI=0); TI=0; for(i=0;i<9;i+) while(RI=0); RI=0; while(RI=0); RI=0; querenma=SBUF; while(RI=0); RI=0; ID1=SBUF; while(RI=0); RI=0; ID2=SBUF; while(RI=0); RI=0; while(RI=0); RI=0; /得分 while(RI=0); RI=0; sum1=SBUF; while(RI=0); RI=0; sum0=SBUF; summas=(sum1<<8)+sum0; /PageID=ID1; PageID=(ID1&l

42、t;<8)+ID2;void shuazhiwen() uchar i,IDs1,IDs2,IDs3;Clrram();WriteCommand(0x90);/指定第二行显示位置for(i=0;i<16;i+)WriteData(text1i); /显示LCD12864并行显示请按指纹/SFG_getimage();/SFG_genchar(1);/SFG_fastsearch(1); SFG_identify(); while(querenma=2) SFG_identify(); if(querenma=0) Clrram();WriteCommand(0x90);/指定第二行

43、显示位置for(i=0;i<16;i+)WriteData(text18i); /显示LCD12864并行显示指纹通过 门已开 IDs1=PageID/100;IDs2=PageID/10%10;IDs3=PageID%10;WriteCommand(0x88);/指定第三行显示位置for(i=0;i<10;i+)WriteData(text17i); /显示LCD12864并行显示 编号为： WriteData(0x30+IDs1);WriteData(0x30+IDs2);WriteData(0x30+IDs3); jidianqi=0; /开门 else if(querenm

44、a=9) Clrram();WriteCommand(0x90);/指定第二行显示位置for(i=0;i<16;i+)WriteData(text12i); /显示LCD12864并行显示没搜索到指纹 else Clrram();WriteCommand(0x90);/指定第二行显示位置for(i=0;i<16;i+)WriteData(text16i); /显示LCD12864并行显示接收包出错 WriteCommand(0x98);/指定第四行显示位置for(i=0;i<16;i+)WriteData(text4i); /显示LCD12864并行显示请按任意键继续while(Keycan()=0);void addfinger() uchar i,IDa1,IDa2,IDa3; Clrram(); WriteCommand(0x90);/指定第二行显示位置 for(i=0;i<16;i+)