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基于單片機(jī)的門禁系統(tǒng),大家分享。
功能
(60%) 可輸入密碼進(jìn)行解鎖。
可以對(duì)IC卡進(jìn)行注冊(cè)或注銷。
可用已注冊(cè)的IC卡解鎖。
可實(shí)現(xiàn)液晶顯示當(dāng)前時(shí)間。
密碼連續(xù)輸錯(cuò)三次時(shí)能強(qiáng)制退出并報(bào)警。
具有指示燈溫和蜂鳴器提示功能,開鎖時(shí)亮綠燈。
參數(shù)(20%) 開鎖后自動(dòng)恢復(fù)閉鎖時(shí)間≤15s
實(shí)現(xiàn)開鎖的反應(yīng)時(shí)間≤2s
視頻演示:
0.png (591.54 KB, 下載次數(shù): 49)
下載附件
2019-4-8 22:02 上傳
單片機(jī)源程序如下:
- //包含頭文件
- #include <REG52.h>
- #include<intrins.h>
- #include "main.h"
- #include<rc522.c>
- #include<eeprom52.h>
- //宏定義
- #define LCM_Data P0 //將P0口定義為LCM_Data
- #define uchar unsigned char
- #define uint unsigned int
- #define WRITE_SECOND 0x80 //DS1302內(nèi)部的相關(guān)地址
- #define WRITE_MINUTE 0x82
- #define WRITE_HOUR 0x84
- #define WRITE_DATE 0x86
- #define WRITE_MONTH 0x88
- #define WRITE_WEEK 0x8a
- #define WRITE_YEAR 0x8c
- #define READ_SECOND 0x81
- #define READ_MINUTE 0x83
- #define READ_HOUR 0x85
- #define READ_DATE 0x87
- #define READ_MONTH 0x89
- #define READ_WEEK 0x8b
- #define READ_YEAR 0x8d
- uchar second1;
- uchar minute1;
- uchar hour1;
- uchar week1;
- uchar day1;
- uchar month1;
- uchar year1;
- struct time
- {
- uchar second;
- uchar minute;
- uchar hour;
- uchar week;
- uchar day;
- uchar month;
- uchar year;
- }
- current_time;
- #define ctime current_time
- sbit RST=P3^0;
- sbit SCLK=P3^1;
- sbit SDA=P2^6;
- //1602的控制腳
- sbit lcd1602_rs=P2^7;
- sbit lcd1602_en=P2^5;
- sbit Scl=P3^4; //24C02串行時(shí)鐘
- sbit Sda=P3^5; //24C02串行數(shù)據(jù)
- sbit ALAM = P2^1; //報(bào)警
- sbit KEY = P3^6; //開鎖
- bit operation=0; //操作標(biāo)志位
- bit pass=0; //密碼正確標(biāo)志
- bit ReInputEn=0; //重置輸入充許標(biāo)志
- bit s3_keydown=0; //3秒按鍵標(biāo)志位
- bit key_disable=0; //鎖定鍵盤標(biāo)志
- bit chushihua=0; //可以注冊(cè)卡標(biāo)志位
- unsigned char countt0,second,s1num,flag; //t0中斷計(jì)數(shù)器,秒計(jì)數(shù)器
- void Delay5Ms(void); //聲明延時(shí)函數(shù)
- unsigned char xdata CardRevBuf[16] = { 0 };
- unsigned char code a[]={0xFE,0xFD,0xFB,0xF7}; //控盤掃描控制表
- //液晶顯示數(shù)據(jù)數(shù)組
- unsigned char code start_line[] = {"password: "};
- unsigned char code name[] = {"===Coded Lock==="}; //顯示名稱
- unsigned char code Correct[] = {" correct "}; //輸入正確
- unsigned char code Error1[] = {" error "}; //輸入錯(cuò)誤
- unsigned char code codepass[] = {" pass "};
- unsigned char code LockOpen[] = {" open "}; //OPEN
- unsigned char code SetNew[] = {"SetNewWordEnable"};
- unsigned char code Input[] = {"input: "}; //INPUT
- unsigned char code ResetOK[] = {"ResetPasswordOK "};
- unsigned char code initword[] = {"Init password..."};
- unsigned char code Er_try[] = {"error,try again!"};
- unsigned char code again[] = {"input again "};
- unsigned char code table[]=" : : ";
- unsigned char InputData[6]; //輸入密碼暫存區(qū)
- unsigned char CurrentPassword[6]={0,0,0,0,0,0}; //讀取EEPROM密碼暫存數(shù)組
- unsigned char TempPassword[6];
- unsigned char N=0; //密碼輸入位數(shù)記數(shù)
- unsigned char ErrorCont; //錯(cuò)誤次數(shù)計(jì)數(shù)
- unsigned char CorrectCont; //正確輸入計(jì)數(shù)
- unsigned char ReInputCont; //重新輸入計(jì)數(shù)
- unsigned char code initpassword[6]={0,0,0,0,0,0}; //輸入管理員密碼后將密碼初始為000000
- unsigned char code adminpassword[6]={1,3,1,4,2,0}; //輸入管理員密碼后將密碼初始為000000
- unsigned char code adminpassword1[6]={1,3,1,4,2,1};
- unsigned char current_id;
- char xdata DisplayBuf[10]; //當(dāng)前讀出卡的ID
- char xdata DisplayBuf_c[10]; //當(dāng)前單片機(jī)里存的卡ID
- void write_eeprom_j(unsigned char j) //將對(duì)應(yīng)的ID寫入到單片機(jī)
- {
-
- SectorErase(0x2200+j*0x0200); //清空
- byte_write(0x2200+j*0x0200,DisplayBuf[0]);
- byte_write(0x2201+j*0x0200,DisplayBuf[1]);
- byte_write(0x2202+j*0x0200,DisplayBuf[2]);
- byte_write(0x2203+j*0x0200,DisplayBuf[3]);
- byte_write(0x2204+j*0x0200,DisplayBuf[4]);
- byte_write(0x2205+j*0x0200,DisplayBuf[5]);
- byte_write(0x2206+j*0x0200,DisplayBuf[6]);
- byte_write(0x2207+j*0x0200,DisplayBuf[7]);
- }
- void write_eeprom_jj(unsigned char j) //將對(duì)應(yīng)的ID清空
- {
-
- SectorErase(0x2200+j*0x0200); //清空
- byte_write(0x2200+j*0x0200,' ');
- byte_write(0x2201+j*0x0200,' ');
- byte_write(0x2202+j*0x0200,' ');
- byte_write(0x2203+j*0x0200,' ');
- byte_write(0x2204+j*0x0210,' ');
- byte_write(0x2205+j*0x0200,' ');
- byte_write(0x2206+j*0x0200,' ');
- byte_write(0x2207+j*0x0200,' ');
- }
- void read_eeprom_j(uchar j)
- {
- DisplayBuf_c[0]= byte_read(0x2200+j*0x0200);
- DisplayBuf_c[1]= byte_read(0x2201+j*0x0200);
- DisplayBuf_c[2]= byte_read(0x2202+j*0x0210);
- DisplayBuf_c[3]= byte_read(0x2203+j*0x0200);
- DisplayBuf_c[4]= byte_read(0x2204+j*0x0200);
- DisplayBuf_c[5]= byte_read(0x2205+j*0x0200);
- DisplayBuf_c[6]= byte_read(0x2206+j*0x0200);
- DisplayBuf_c[7]= byte_read(0x2207+j*0x0200);
-
- }
- //=====================5ms延時(shí)==============================
- void Delay5Ms(void)
- {
- unsigned int TempCyc = 5552;
- while(TempCyc--);
- }
- //===================400ms延時(shí)==============================
- void Delay400Ms(void)
- {
- unsigned char TempCycA = 5;
- unsigned int TempCycB;
- while(TempCycA--)
- {
- TempCycB=7269;
- while(TempCycB--);
- }
- }
- //=============================================================================================
- //================================24C02========================================================
- //=============================================================================================
- void mDelay(uint t) //延時(shí)
- {
- uchar i;
- while(t--)
- {
- for(i=0;i<125;i++)
- {;}
- }
- }
-
- void Nop(void) //空操作
- {
- _nop_(); //僅作延時(shí)用一條語句大約1us
- _nop_();
- _nop_();
- _nop_();
- }
- /*****24c02程序參照24c02時(shí)序圖*****/
- /*起始條件*/
- void Start(void)
- {
- Sda=1;
- Scl=1;
- Nop();
- Sda=0;
- Nop();
- }
- /*停止條件*/
- void Stop(void)
- {
- Sda=0;
- Scl=1;
- Nop();
- Sda=1;
- Nop();
- }
- /*應(yīng)答位*/
- void Ack(void)
- {
- Sda=0;
- Nop();
- Scl=1;
- Nop();
- Scl=0;
- }
- /*反向應(yīng)答位*/
- void NoAck(void)
- {
- Sda=1;
- Nop();
- Scl=1;
- Nop();
- Scl=0;
- }
- /*發(fā)送數(shù)據(jù)子程序,Data為要求發(fā)送的數(shù)據(jù)*/
- void Send(uchar Data)
- {
- uchar BitCounter=8;
- uchar temp;
- do
- {
- temp=Data; //將待發(fā)送數(shù)據(jù)暫存temp
- Scl=0;
- Nop();
- if((temp&0x80)==0x80) //將讀到的數(shù)據(jù)&0x80
- Sda=1;
- else
- Sda=0;
- Scl=1;
- temp=Data<<1; //數(shù)據(jù)左移
- Data=temp; //數(shù)據(jù)左移后重新賦值Data
- BitCounter--; //該變量減到0時(shí),數(shù)據(jù)也就傳送完成了
- }
- while(BitCounter); //判斷是否傳送完成
- Scl=0;
- }
- /*讀一字節(jié)的數(shù)據(jù),并返回該字節(jié)值*/
- uchar Read(void)
- {
- uchar temp=0;
- uchar temp1=0;
- uchar BitCounter=8;
- Sda=1;
- do
- {
- Scl=0;
- Nop();
- Scl=1;
- Nop();
- if(Sda) //數(shù)據(jù)位是否為1
- temp=temp|0x01; //為1 temp的最低位為1(|0x01,就是將最低位變?yōu)?)
- else //如果為0
- temp=temp&0xfe; //temp最低位為0(&0xfe(11111110)最低位就是0)
- if(BitCounter-1) //BitCounter減1后是否為真
- {
- temp1=temp<<1; //temp左移
- temp=temp1;
- }
- BitCounter--; //BitCounter減到0時(shí),數(shù)據(jù)就接收完了
- }
- while(BitCounter); //判斷是否接收完成
- return(temp);
- }
- void WrToROM(uchar Data[],uchar Address,uchar Num)
- {
- uchar i;
- uchar *PData;
- PData=Data;
- for(i=0;i<Num;i++)
- {
- Start();
- Send(0xa0);
- Ack();
- Send(Address+i);
- Ack();
- Send(*(PData+i));
- Ack();
- Stop();
- mDelay(20);
- }
- }
- void RdFromROM(uchar Data[],uchar Address,uchar Num)
- {
- uchar i;
- uchar *PData;
- PData=Data;
- for(i=0;i<Num;i++)
- {
- Start();
- Send(0xa0);
- Ack();
- Send(Address+i);
- Ack();
- Start();
- Send(0xa1);
- Ack();
- *(PData+i)=Read();
- Scl=0;
- NoAck();
- Stop();
- }
- }
- //===================2us延時(shí)==============================
- void delayus() //延時(shí)2us
- {
- _nop_();
- _nop_();
- }
- //===================DS1302=================================//
- //==========================================================//
- /************************************************
- *名稱:DS1302WriteByte
- *說明:無
- *功能:寫入8bit數(shù)據(jù)
- *調(diào)用:delayus()
- *輸入:dat:要寫入的數(shù)據(jù)
- *輸出:無
- *************************************************/
- void DS1302WriteByte(uchar dat)
- {
- uchar i;
- SCLK=0;//初始時(shí)鐘線置為0
- delayus();
- for(i=0;i<8;i++)//開始傳輸8個(gè)字節(jié)的數(shù)據(jù)
- {
- SDA=dat&0x01;//取最低位,注意DS1302的數(shù)據(jù)和地址都是從最低位開始傳輸?shù)?br />
- delayus();
- SCLK=1;//時(shí)鐘線拉高,制造上升沿,SDA的數(shù)據(jù)被傳輸
- delayus();
- SCLK=0;//時(shí)鐘線拉低,為下一個(gè)上升沿做準(zhǔn)備
- dat>>=1;//數(shù)據(jù)右移一位,準(zhǔn)備傳輸下一位數(shù)據(jù)
- }
- }
- /************************************************
- *名稱:DS1302ReadByte()
- *說明:無
- *功能:讀取8bit的數(shù)據(jù)
- *調(diào)用:delayus()
- *輸入:無
- *輸出:dat:讀取的數(shù)據(jù)
- *************************************************/
- uchar DS1302ReadByte()
- {
- uchar i,dat;
- delayus();
- for(i=0;i<8;i++)
- {
- dat>>=1;//要返回的數(shù)據(jù)右移一位
- if(SDA==1)//當(dāng)數(shù)據(jù)線為高時(shí),證明該位數(shù)據(jù)為1
- dat|=0x80;//要傳輸數(shù)據(jù)的當(dāng)前值置為1,若不是,則為0
- SCLK=1;//拉高時(shí)鐘線
- delayus();
- SCLK=0;//制造下降沿
- delayus();
- }
- SDA=0;
- return dat;//返回讀取出的數(shù)據(jù)
- }
- /************************************************
- *名稱:ucharDS1302Read()
- *說明:先寫地址,后讀數(shù)據(jù)
- *功能:從cmd相應(yīng)地址中讀取一個(gè)字節(jié)的數(shù)據(jù)
- *調(diào)用:DS1302WriteByte(),DS1302ReadByte()
- *輸入:cmd:要寫入的控制字節(jié)
- *輸出:dat:讀取的數(shù)據(jù)
- *************************************************/
- uchar DS1302Read(uchar cmd)
- {
- uchar dat;
- RST=0;//初始CE線置為0
- SCLK=0;//初始時(shí)鐘線置為0
- RST=1;//初始CE置為1,傳輸開始
- DS1302WriteByte(cmd);//傳輸命令字,要讀取的時(shí)間/日歷地址
- dat=DS1302ReadByte();//讀取要得到的時(shí)間/日期
- SCLK=1;//時(shí)鐘線拉高
- RST=0;//讀取結(jié)束,CE置為0,結(jié)束數(shù)據(jù)的傳輸
- return dat;//返回得到的時(shí)間/日期
- }
- /************************************************
- *名稱:DS1302Write
- *說明:先寫地址,后寫數(shù)據(jù)
- *功能:向cmd相應(yīng)地址中寫一個(gè)字節(jié)的數(shù)據(jù)
- *調(diào)用:DS1302WriteByte()
- *輸入:cmd:要寫入的控制字,dat:要寫入的數(shù)據(jù)
- *輸出:無
- *************************************************/
- void DS1302Write(uchar cmd,uchar dat)
- {
- RST=0;//初始CE線置為0
- SCLK=0;//初始時(shí)鐘線置為0
- RST=1;//初始CE置為1,傳輸開始
- DS1302WriteByte(cmd);//傳輸命令字,要寫入的時(shí)間/日歷地址
- DS1302WriteByte(dat);//寫入要修改的時(shí)間/日期
- SCLK=1;//時(shí)鐘線拉高
- RST=0;//讀取結(jié)束,CE置為0,結(jié)束數(shù)據(jù)的傳輸
- }
- void Init_DS1302()
- {
- DS1302Write(0x8e,0x00);
- /* DS1302Write(WRITE_SECOND,0x00);
- DS1302Write(WRITE_MINUTE,0x33);
- DS1302Write(WRITE_HOUR,0x07);
- DS1302Write(WRITE_DATE,0x07);
- DS1302Write(WRITE_MONTH,0x12); // 首次下載定時(shí) 2016.12.07 7:33:00 星期三
- DS1302Write(WRITE_WEEK,0x03);
- DS1302Write(WRITE_YEAR,0x16);*/
- DS1302Write(0x90,0x01);
- DS1302Write(0x8e,0x80);
- }
-
- //==================================================================================================
- //=======================================LCD1602====================================================
- //==================================================================================================
- #define yi 0x80 //LCD第一行的初始位置,因?yàn)長CD1602字符地址首位D7恒定為1(100000000=80)
- #define er 0x80+0x40 //LCD第二行初始位置(因?yàn)榈诙械谝粋(gè)字符位置地址是0x40)
- //----------------延時(shí)函數(shù),后面經(jīng)常調(diào)用----------------------
- void delay(uint xms)//延時(shí)函數(shù),有參函數(shù)
- {
- uint x,y;
- for(x=xms;x>0;x--)
- for(y=110;y>0;y--);
- }
- //--------------------------寫指令---------------------------
- void write_1602com(uchar com)//****液晶寫入指令函數(shù)****
- {
- lcd1602_rs=0;//數(shù)據(jù)/指令選擇置為指令
- P0=com;//送入數(shù)據(jù)
- delay(1);
- lcd1602_en=1;//拉高使能端,為制造有效的下降沿做準(zhǔn)備
- delay(1);
- lcd1602_en=0;//en由高變低,產(chǎn)生下降沿,液晶執(zhí)行命令
- }
- //-------------------------寫數(shù)據(jù)-----------------------------
- void write_1602dat(uchar dat)//***液晶寫入數(shù)據(jù)函數(shù)****
- {
- lcd1602_rs=1;//數(shù)據(jù)/指令選擇置為數(shù)據(jù)
- P0=dat;//送入數(shù)據(jù)
- delay(1);
- lcd1602_en=1; //en置高電平,為制造下降沿做準(zhǔn)備
- delay(1);
- lcd1602_en=0; //en由高變低,產(chǎn)生下降沿,液晶執(zhí)行命令
- }
- //-------------------------寫時(shí)分秒-----------------------------
- void write_sfm(uchar add,char date) //寫時(shí)分秒函數(shù)
- {
- char shi,ge;
- shi=date/16;
- ge=date%16;
-
- write_1602com(0x80+add);
- write_1602dat(0x30+shi);
- write_1602dat(0x30+ge);
- }
- //-------------------------初始化-------------------------
- void lcd_init(void)
- {
- write_1602com(0x38);//設(shè)置液晶工作模式,意思:16*2行顯示,5*7點(diǎn)陣,8位數(shù)據(jù)
- write_1602com(0x0c);//開顯示不顯示光標(biāo)
- write_1602com(0x06);//整屏不移動(dòng),光標(biāo)自動(dòng)右移
- write_1602com(0x01);//清顯示
- }
- //========================================================================================
- //=========================================================================================
- //==============將按鍵值編碼為數(shù)值=========================
- unsigned char coding(unsigned char m)
- {
- unsigned char k;
- switch(m)
- {
- case (0x11): k=1;break;
- case (0x21): k=2;break;
- case (0x41): k=3;break;
- case (0x81): k='A';break;
- case (0x12): k=4;break;
- case (0x22): k=5;break;
- case (0x42): k=6;break;
- case (0x82): k='B';break;
- case (0x14): k=7;break;
- case (0x24): k=8;break;
- case (0x44): k=9;break;
- case (0x84): k='C';break;
- case (0x18): k='*';break;
- case (0x28): k=0;break;
- case (0x48): k='#';break;
- case (0x88): k='D';break;
- }
- return(k);
- }
- //=====================按鍵檢測(cè)并返回按鍵值===============================
- unsigned char keynum(void)
- {
- unsigned char row,col,i;
- P1=0xf0;
- if((P1&0xf0)!=0xf0)
- {
- Delay5Ms();
- Delay5Ms();
- if((P1&0xf0)!=0xf0)
- {
- row=P1^0xf0; //確定行線
- i=0;
- P1=a[i]; //精確定位
- while(i<4)
- {
- if((P1&0xf0)!=0xf0)
- {
- col=~(P1&0xff); //確定列線
- break; //已定位后提前退出
- }
- else
- {
- i++;
- P1=a[i];
- }
- }
- }
- else
- {
- return 0;
- }
- while((P1&0xf0)!=0xf0);
- return (row|col); //行線與列線組合后返回
- }
- else return 0; //無鍵按下時(shí)返回0
- }
- //=======================一聲提示音,表示有效輸入========================
- void OneAlam(void)
- {
- ALAM=0;
- Delay5Ms();
- ALAM=1;
- }
- //========================二聲提示音,表示操作成功========================
- void TwoAlam(void)
- {
- ALAM=0;
- Delay5Ms();
- ALAM=1;
- Delay5Ms();
- ALAM=0;
- Delay5Ms();
- ALAM=1;
- }
- //========================三聲提示音,表示錯(cuò)誤========================
- void ThreeAlam(void)
- {
- ALAM=0;
- Delay5Ms();
- ALAM=1;
- Delay5Ms();
- ALAM=0;
- Delay5Ms();
- ALAM=1;
- Delay5Ms();
- ALAM=0;
- Delay5Ms();
- ALAM=1;
- }
- //=======================顯示提示輸入=========================
- void DisplayChar(void)
- {
- unsigned char i;
- if(pass==1)
- {
- write_1602com(er); //在二行開始顯示
- for(i=0;i<16;i++)
- {
- write_1602dat(LockOpen[i]); //顯示open 開鎖成功
- }
- }
- else
- {
- if(N==0)
- {
- write_1602com(er);
- for(i=0;i<16;i++)
- {
- write_1602dat(Error1[i]); //顯示錯(cuò)誤
- }
- }
- else
- {
- write_1602com(er);
- for(i=0;i<16;i++)
- {
- write_1602dat(start_line[i]);//顯示開始輸入
- }
- }
- }
- }
- //========================重置密碼==================================================
- //==================================================================================
- void ResetPassword(void)
- {
- unsigned char i;
- unsigned char j;
- if(pass==0)
- {
- pass=0;
- DisplayChar(); //顯示錯(cuò)誤
- ThreeAlam(); //沒開鎖時(shí)按下重置密碼報(bào)警3聲
- }
- else //開鎖狀態(tài)下才能進(jìn)行密碼重置程序
- {
- if(ReInputEn==1) //開鎖狀態(tài)下,ReInputEn置1,重置密碼允許
- {
- if(N==6) //輸入6位密碼
- {
- ReInputCont++; //密碼次數(shù)計(jì)數(shù)
- if(ReInputCont==2) //輸入兩次密碼
- {
- for(i=0;i<6;)
- {
- if(TempPassword[i]==InputData[i]) //將兩次輸入的新密碼作對(duì)比
- i++;
- else //如果兩次的密碼不同
- {
- write_1602com(er);
- for(j=0;j<16;j++)
- {
- write_1602dat(Error1[j]); //顯示錯(cuò)誤Error
- }
- ThreeAlam(); //錯(cuò)誤提示
- pass=0; //關(guān)鎖
- ReInputEn=0; //關(guān)閉重置功能,
- ReInputCont=0;
- DisplayChar();
- break;
- }
- }
- if(i==6)
- {
- write_1602com(er);
- for(j=0;j<16;j++)
- {
- write_1602dat(ResetOK[j]); //密碼修改成功,顯示
- }
- TwoAlam(); //操作成功提示
- WrToROM(TempPassword,0,6); //將新密碼寫入24C02存儲(chǔ)
- ReInputEn=0;
- }
- ReInputCont=0;
- CorrectCont=0;
- }
- else //輸入一次密碼時(shí)
- {
- OneAlam();
- write_1602com(er);
- for(j=0;j<16;j++)
- {
- write_1602dat(again[j]); //顯示再輸入一次
- }
- for(i=0;i<6;i++)
- {
- TempPassword[i]=InputData[i]; //將第一次輸入的數(shù)據(jù)暫存起來
- }
- }
- N=0; //輸入數(shù)據(jù)位數(shù)計(jì)數(shù)器清零
- }
- }
- }
- }
- //=======================輸入密碼錯(cuò)誤超過三過,報(bào)警并鎖死鍵盤======================
- void Alam_KeyUnable(void)
- {
- P1=0x00;
- {
- ALAM=~ALAM; //蜂鳴器一直閃爍鳴響
- Delay5Ms();
- }
- }
- //=======================取消所有操作============================================
- void Cancel(void)
- {
- unsigned char i;
- unsigned char j;
- //DisplayListChar(0, 1, start_line);
- write_1602com(er);
- for(j=0;j<16;j++)
- {
- write_1602dat(start_line[j]); //顯示開機(jī)輸入密碼界面
- }
- TwoAlam(); //提示音
- for(i=0;i<6;i++)
- {
- InputData[i]=0; //將輸入密碼清零
- }
- KEY=1; //關(guān)閉鎖
- ALAM=1; //報(bào)警關(guān)
- pass=0; //密碼正確標(biāo)志清零
- ReInputEn=0; //重置輸入充許標(biāo)志清零
- ErrorCont=0; //密碼錯(cuò)誤輸入次數(shù)清零
- CorrectCont=0; //密碼正確輸入次數(shù)清零
- ReInputCont=0; //重置密碼輸入次數(shù)清零
- s3_keydown=0;
- key_disable=0; //鎖定鍵盤標(biāo)志清零
- N=0; //輸入位數(shù)計(jì)數(shù)器清零
- }
- //==========================確認(rèn)鍵,并通過相應(yīng)標(biāo)志位執(zhí)行相應(yīng)功能===============================
- void Ensure(void)
- {
- unsigned char i,j;
- RdFromROM(CurrentPassword,0,6); //從24C02里讀出存儲(chǔ)密碼
- if(N==6)
- {
- if(ReInputEn==0) //重置密碼功能未開啟
- {
-
- if((InputData[0]==adminpassword[0])&&(InputData[1]==adminpassword[1])&&(InputData[2]==adminpassword[2])&&(InputData[3]==adminpassword[3])&&(InputData[4]==adminpassword[4])&&(InputData[5]==adminpassword[5]))
- {
- WrToROM(initpassword,0,6); //強(qiáng)制將初始密碼寫入24C02存儲(chǔ)
- write_1602com(er);
- for(j=0;j<16;j++)
- {
- write_1602dat(initword[j]); //顯示初始化密碼
- }
- TwoAlam(); //成功提示音
- Delay400Ms(); //延時(shí)400ms
- TwoAlam(); //成功提示音
- N=0; //輸入位數(shù)計(jì)數(shù)器清零
- //TR0=1;
- }
- else if((InputData[0]==adminpassword1[0])&&(InputData[1]==adminpassword1[1])&&(InputData[2]==adminpassword1[2])&&(InputData[3]==adminpassword1[3])&&(InputData[4]==adminpassword1[4])&&(InputData[5]==adminpassword1[5]))
- {
- TwoAlam(); //成功提示音
- Delay400Ms(); //延時(shí)400ms
- TwoAlam(); //成功提示音
- N=0; //輸入位數(shù)計(jì)數(shù)器清零
- chushihua=1;
- }
- else if((CurrentPassword[0]==InputData[0])&&(CurrentPassword[1]==InputData[1])&&(CurrentPassword[2]==InputData[2])&&(CurrentPassword[3]==InputData[3])&&(CurrentPassword[4]==InputData[4])&&(CurrentPassword[5]==InputData[5])) //判斷輸入密碼和24c02中的密碼是否相同
- {
- CorrectCont++;
- if(CorrectCont==1) //正確輸入計(jì)數(shù),當(dāng)只有一次正確輸入時(shí),開鎖
- {
- //DisplayListChar(0,1,LockOpen);
- write_1602com(er);
- for(j=0;j<16;j++)
- {
- write_1602dat(LockOpen[j]); //顯示open開鎖畫面
- }
- TwoAlam(); //操作成功提示音
- KEY=0; //開鎖
- pass=1; //置正確標(biāo)志位
- TR0=1; //開啟定時(shí)
- for(j=0;j<6;j++) //將輸入清除
- {
- InputData[i]=0; //開鎖后將輸入位清零
- }
- }
- else if(CorrectCont==2) //當(dāng)兩次正確輸入時(shí),開啟重置密碼功能
- {
- write_1602com(er);
- for(j=0;j<16;j++)
- {
- write_1602dat(SetNew[j]); //顯示重置密碼界面
- }
- TR0=0;
- TwoAlam(); //操作成功提示
- ReInputEn=1; //允許重置密碼輸入
- CorrectCont=0; //正確計(jì)數(shù)器清零
- } //相同一位 i就+1
- }
- else //如果有密碼不同
- {
- write_1602com(er);
- for(i=0;i<16;i++)
- {
- write_1602dat(Error1[i]);
- }
- ThreeAlam();
- ErrorCont++; //錯(cuò)誤次數(shù)++
- if(ErrorCont==3) //錯(cuò)誤輸入計(jì)數(shù)達(dá)三次時(shí),報(bào)警并鎖定鍵盤
- {
- write_1602com(er);
- for(i=0;i<16;i++)
- {
- write_1602dat(Error1[i]);
- }
- TR0=1; //開啟定時(shí)
- key_disable=1; //鎖定鍵盤
- pass=0; //pass位清零
- Alam_KeyUnable();
-
- }
- }
-
-
- }
- else //當(dāng)已經(jīng)開啟重置密碼功能時(shí),而按下開鎖鍵,
- {
- write_1602com(er);
- for(j=0;j<16;j++)
- {
- write_1602dat(Er_try[j]); //錯(cuò)誤,請(qǐng)重新輸入
- }
- ThreeAlam(); //錯(cuò)誤提示音
- }
- }
- else //密碼沒有輸入到6位時(shí),按下確認(rèn)鍵時(shí)
- {
-
- write_1602com(er);
- for(j=0;j<16;j++)
- {
- write_1602dat(Error1[j]); //顯示錯(cuò)誤
- }
- ThreeAlam(); //錯(cuò)誤提示音
- pass=0;
- }
-
- N=0; //將輸入數(shù)據(jù)計(jì)數(shù)器清零,為下一次輸入作準(zhǔn)備
- operation=1;
- }
- void display_id( unsigned char xdata * SrcBuf )
- {
- char xdata *pDisplayChar;
- unsigned char xdata Tmp, i;
- pDisplayChar = DisplayBuf;
- for( i = 0; i < 4; i++ )
- {
- Tmp = ( ( *SrcBuf ) << 4 ) & 0x0F;
- if( ( Tmp >=0 ) && ( Tmp <= 9 ) )
- {
- *pDisplayChar ++ = '0' + Tmp;
- }
- else
- {
- *pDisplayChar ++ = 'A' + Tmp - 10;
- }
- Tmp = ( *SrcBuf ) & 0x0F;
- if( ( Tmp >=0 ) && ( Tmp <= 9 ) )
- {
- *pDisplayChar ++ = '0' + Tmp;
- }
- else
- {
- *pDisplayChar ++ = 'A' + Tmp - 10;
- }
- SrcBuf ++;
- }
- *pDisplayChar ++ = '\0';
- // DisplayListChar( 0, 4, DisplayBuf );
- if(chushihua==1)
- {
- write_1602com(0xc0);
- write_1602dat('I');
- write_1602dat('D');
- write_1602dat(current_id+0x30);
- write_1602dat(':');
- write_1602dat(DisplayBuf[0]);
- write_1602dat(DisplayBuf[1]);
- write_1602dat(DisplayBuf[2]);
- write_1602dat(DisplayBuf[3]);
- write_1602dat(DisplayBuf[4]);
- write_1602dat(DisplayBuf[5]);
- write_1602dat(DisplayBuf[6]);
- write_1602dat(DisplayBuf[7]);
- write_1602dat(' ');
- write_1602dat(' ');write_1602dat(' ');write_1602dat(' ');write_1602dat(' ');
- }
- }
- void display_no_id()
- {
-
- write_1602com(0xc0);
- write_1602dat('I');
- write_1602dat('D');
- write_1602dat(current_id+0x30);
- write_1602dat(':');
- write_1602dat(DisplayBuf_c[0]);
- write_1602dat(DisplayBuf_c[1]);
- write_1602dat(DisplayBuf_c[2]);
- write_1602dat(DisplayBuf_c[3]);
- write_1602dat(DisplayBuf_c[4]);
- write_1602dat(DisplayBuf_c[5]);
- write_1602dat(DisplayBuf_c[6]);
- write_1602dat(DisplayBuf_c[7]);
- write_1602dat(' ');
- write_1602dat(' ');write_1602dat(' ');write_1602dat(' ');write_1602dat(' ');
- }
- void ctrl( void )
- {
- uchar j,i;
- if( PcdRequest( PICC_REQIDL, &CardRevBuf[0] ) != MI_OK )//尋天線區(qū)內(nèi)未進(jìn)入休眠狀態(tài)的卡,返回卡片類型 2字節(jié)
- {
- if( PcdRequest( PICC_REQIDL, &CardRevBuf[0] ) != MI_OK )//尋天線區(qū)內(nèi)未進(jìn)入休眠狀態(tài)的卡,返回卡片類型 2字節(jié)
- {
- if(chushihua==1)
- {
- read_eeprom_j(current_id);
- display_no_id();
- }
- return;
- }
- }
- if( PcdAnticoll( &CardRevBuf[2] ) != MI_OK ) //防沖撞,返回卡的序列號(hào) 4字節(jié)
- {
- if(chushihua==1)
- {
- read_eeprom_j(current_id);
- display_no_id();
- }
- return;
- }
- if( PcdSelect( &CardRevBuf[2] ) != MI_OK )//選卡
- {
- if(chushihua==1)
- {
- read_eeprom_j(current_id);
- display_no_id();
- }
- return;
- }
- display_id( &CardRevBuf[2] );
- if(CorrectCont==0&&pass==0)
- {
- for(j=0;j<6;j++)
- {
- read_eeprom_j(j);
- if(DisplayBuf[0]==DisplayBuf_c[0]&&DisplayBuf[1]==DisplayBuf_c[1]&&DisplayBuf[2]==DisplayBuf_c[2]&&DisplayBuf[3]==DisplayBuf_c[3]&&DisplayBuf[4]==DisplayBuf_c[4]&&DisplayBuf[5]==DisplayBuf_c[5])
- {
-
- CorrectCont=1;
- write_1602com(er);
- for(j=0;j<16;j++)
- {
- write_1602dat(LockOpen[j]);
- }
- TwoAlam(); //操作成功提示音
- ErrorCont=0;
- KEY=0; //開鎖
- pass=1; //置正確標(biāo)志位
- TR0=1; //開啟定時(shí)
- for(j=0;j<6;j++) //將輸入清除
- {
- InputData[i]=0;
- }
- return;
- }
- }
- }
- }
- //==============================主函數(shù)===============================
- void main(void)
- {
- unsigned char KEY,NUM;
- unsigned char i,j;
- P1=0xFF; //P1口復(fù)位
- TMOD=0x11; //定義工作方式
- TL0=0xB0;
- TH0=0x3C; //定時(shí)器賦初值
- EA=1; //打開中斷總開關(guān)
- ET0=1; //打開中斷允許開關(guān)
- TR0=0; //打開定時(shí)器開關(guān)
- Delay400Ms(); //啟動(dòng)等待,等LCM講入工作狀態(tài)
- lcd_init(); //LCD初始化
- Init_DS1302();
- init_rc522();
- write_1602com(yi);//日歷顯示固定符號(hào)從第一行第0個(gè)位置之后開始顯示
- for(i=0;i<15;i++)
- {
- write_1602dat(table[i]);//向液晶屏寫開機(jī)畫面
- }
- write_1602com(er);
- for(i=0;i<16;i++)
- {
- write_1602dat(start_line[i]);//寫輸入密碼等待界面
- }
- write_1602com(er+9); //設(shè)置光標(biāo)位置
- // write_1602com(0x0f); //設(shè)置光標(biāo)為閃爍
- Delay5Ms(); //延時(shí)片刻(可不要)
- N=0; //初始化數(shù)據(jù)輸入位數(shù)
- while(1) //進(jìn)入循環(huán)
- {
- // keyscan();
- if(flag==0)
- {
- ctime.second=DS1302Read(READ_SECOND);
- ctime.minute=DS1302Read(READ_MINUTE);
- ctime.hour=DS1302Read(READ_HOUR);
- write_sfm(10,ctime.second); //送液晶顯示
- write_sfm(7,ctime.minute);
- write_sfm(4,ctime.hour);
- }
- ctrl();
- if(key_disable==1) //鎖定鍵盤標(biāo)志為1時(shí)
- Alam_KeyUnable(); //報(bào)警鍵盤鎖
- else
- ALAM=1; //關(guān)報(bào)警
- KEY=keynum(); //讀按鍵的位置碼
- if(KEY!=0) //當(dāng)有按鍵按下時(shí)
- {
- if(key_disable==1) //鎖定鍵盤標(biāo)志為1時(shí)
- {
- second=0; //秒清零
- }
- else //沒有鎖定鍵盤時(shí)
- {
- NUM=coding(KEY); //根據(jù)按鍵的位置將其編碼,編碼值賦值給NUM
- {
- switch(NUM) //判斷按鍵值
- {
- case ('A'):if(chushihua==1)
- {
- current_id++;
- if(current_id>5)
- current_id=0;
- }
- else
- {
- s1num++;
- flag=1;
- switch(s1num)
- {
- case 1:
- TR1=0;
- write_1602com(yi+11);
- write_1602com(0x0f);
- DS1302Write(0x8e,0x00);
- DS1302Write(WRITE_SECOND,0x80);
- DS1302Write(0x8e,0x80);
- break;
- case 2:
- write_1602com(0x80+8);
- break;
- case 3:
- write_1602com(0x80+5);
- break;
- case 4:
- s1num=0;
- write_1602com(0x0c);
- flag=0;
- DS1302Write(0x8e,0x00);
- DS1302Write(WRITE_SECOND,0x00);
- DS1302Write(0x8e,0x80);
- break;
-
- }
- }
- break;
- case ('B'): if(chushihua==1)
- write_eeprom_jj(current_id);
- else if(s1num!=0)
- {
- switch(s1num)
- {
- case 1:
- second1=ctime.second/16*10+ctime.second%16;
- second1++;
- if(second1==60)
- second1=0;
- ctime.second=second1/10*16+second1%10;
- DS1302Write(0x8e,0x00);
- DS1302Write(WRITE_SECOND,ctime.second);
- DS1302Write(0x8e,0x80);
- write_sfm(10,ctime.second);
- write_1602com(0x80+10);
- break;
- case 2:
- minute1=ctime.minute/16*10+ctime.minute%16;
- minute1++;
- if(minute1==60)
- minute1=0;
- ctime.minute=minute1/10*16+minute1%10;
- DS1302Write(0x8e,0x00);
- DS1302Write(WRITE_MINUTE,ctime.minute);
- DS1302Write(0x8e,0x80);
- write_sfm(7,ctime.minute);
- write_1602com(0x80+7);
- break;
- case 3:
- hour1=ctime.hour/16*10+ctime.hour%16;
- hour1++;
- if(hour1==24)
- hour1=0;
- ctime.hour=hour1/10*16+hour1%10;
- DS1302Write(0x8e,0x00);
- DS1302Write(WRITE_HOUR,ctime.hour);
- DS1302Write(0x8e,0x80);
- write_sfm(4,ctime.hour);
- write_1602com(0x80+4);
- break;
-
- }
- }
- break;
- case ('C'):if(chushihua==1)
- write_eeprom_j(current_id);
- else if(s1num!=0)
- {
- switch(s1num)
- {
- case 1:
- second1=ctime.second/16*10+ctime.second%16;
- second1--;
- if(second1==-1)
- second1=59;
- ctime.second=second1/10*16+second1%10;
- DS1302Write(0x8e,0x00);
- DS1302Write(WRITE_SECOND,ctime.second);
- DS1302Write(0x8e,0x80);
- write_sfm(10,ctime.second);
- write_1602com(0x80+10);
- break;
- case 2:
- minute1=ctime.minute/16*10+ctime.minute%16;
- minute1--;
- if(minute1==-1)
- minute1=59;
- ctime.minute=minute1/10*16+minute1%10;
- DS1302Write(0x8e,0x00);
- DS1302Write(WRITE_MINUTE,ctime.minute);
- DS1302Write(0x8e,0x80);
- write_sfm(7,ctime.minute);
- write_1602com(0x80+7);
- break;
- case 3:
- hour1=ctime.hour/16*10+ctime.hour%16;
- hour1--;
- if(hour1==-1)
- hour1=23;
- ctime.hour=hour1/10*16+hour1%10;
- DS1302Write(0x8e,0x00);
- ……………………
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