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標(biāo)題: 51單片機(jī)鑰匙密碼鎖，結(jié)課時(shí)做的一個(gè)作業(yè)，對電子密碼鎖做了一些改進(jìn) [打印本頁]

作者: 寒空俗火 時(shí)間: 2018-4-15 16:27
標(biāo)題: 51單片機(jī)鑰匙密碼鎖，結(jié)課時(shí)做的一個(gè)作業(yè)，對電子密碼鎖做了一些改進(jìn)
#include "reg52.h"    //此文件中定義了單片機(jī)的一些特殊功能寄存器
#include "i2c.h"
#include "XPT2046.h"
#include "lcd.h"
#define GPIO_KEY P1
typedef unsigned int u16;    //對數(shù)據(jù)類型進(jìn)行聲明定義
typedef unsigned char u8;

u8 mimaweishu=0;//用于判斷輸入密碼位數(shù)

u8 count1,count2,count3,count4;//指針標(biāo)志
u8 a=0;//密碼錯(cuò)誤次數(shù)
u8 p,q;
u8 temp;
bit querenwei=0;//確認(rèn)鍵標(biāo)志位
bit mimawei=0;//用于確認(rèn)密碼是否正確
bit FANGSHI=0;//用于確認(rèn)開鎖時(shí)是否需要密碼
bit k=1;//判斷繼電器開關(guān)狀態(tài)1為關(guān) 0為開
sbit jidianqi=P2^2;
sbit red=P2^3;
sbit bell=P2^4;//繼電器，蜂鳴器，警示燈控制

u16 yaoshi=0;  //用于判斷鑰匙狀態(tài)，為0時(shí)鑰匙插入并轉(zhuǎn)到底
float dyz;
int tem;
int d0;
int d1;
int d2;
int d3;  //d0-d3是電位AD值處理過后的四位數(shù)值，用于判斷是否插入鑰匙并轉(zhuǎn)到底

u8 code smgduan[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
u8 mima[8];//初始密碼存儲數(shù)組
u8 shurumima[30];//輸入密碼存儲數(shù)組
u8 xitongmima[8]={8,8,8,8,8,8,8,8};//系統(tǒng)密碼數(shù)組

u8 code table1[]="input the passco";
u8 code table2[]="de:    --------";
u8 code table3[]="*";
u8 code table4[]="right (^_^) ";
u8 code table5[]="first  error!!!!";
u8 code table6[]="second error!!!!";
u8 code table7[]="third error see ";
u8 code table8[]="u tomorrow (^_^)";
u8 code table9[]="    welcom    ";
u8 code table10[]="    (^_^)    ";
u8 code table11[]=" no passcode  "; //指令數(shù)組

/*******************************************************************************
* 函數(shù) 名       : delay
* 函數(shù)功能    : 延時(shí)函數(shù)，i=1時(shí)，大約延時(shí)10us
*******************************************************************************/
void delay2(u8 x)
{
      u8 a,b;
      for(a=x;a>0;a--)
      for(b=100;b>0;b--);
}

void delay(u16 z)
{
      u16 x,y;
      for(x=z;x>0;x--)
            for(y=110;y>0;y--);
}
void delay0(u16 r)
{
while(r--);

}
/*******************************************************************************
* 函數(shù) 名       : yaoshichuli
* 函數(shù)功能    : 用于轉(zhuǎn)換鑰匙轉(zhuǎn)動所改變的電位器AD值
*******************************************************************************/
void yaoshichuli()
{
u16 temp;
static u8 z;
if(z==50)
{
z=0;
temp = Read_AD_Data(0x94); // AIN0 電位器
dyz=(float)temp/4096.*5;
tem=dyz*1000;
d0=tem/1000;
d1=tem%1000/100;
d2=tem%100/10;
d3=tem%10;
yaoshi=d0+d1;
}
  z++;
}

void Timer1Init()
{
TMOD|=0X10;

TH1=(65536-50000)/256;
TL1=(65536-50000)%256;
ET1=1;
EA=1;
TR1=0;
}
/*******************************************************************************
* 函數(shù) 名       : mimabijiao
* 函數(shù)功能    : 用于確認(rèn)密碼是否正確?
*******************************************************************************/
bit mimabijiao()
{
bit i;
u8 m;
for(m=0;m<8;m++)
  {
   if(mima[m]==shurumima[m])
         i=1;
      else
      {
            i=0;
            m=8;
      }
}
return i;

}

///**********************************LCD跟隨密碼顯示’*‘函數(shù)**************************************
void lcd_display()
{
  u8 i=0;
  LcdWriteCom(0x80+0x40+8);
  for(i=0;i<mimaweishu;i++)
  {
LcdWriteData(table3[0]);
  }
}
/*******************************************************************************
* 函數(shù) 名       : k1-k16chuli
* 函數(shù)功能    : 處理各個(gè)按鍵功能
k1-k10為數(shù)字：0-9
k11 k12 為無效鍵  k13用于取消密碼鎖  k14為關(guān)鎖鍵  k15 k16分別是確認(rèn)鍵和取消鍵
*******************************************************************************/
void k1chuli()
{
shurumima[mimaweishu]=0;
mimaweishu++;
}

void k2chuli()
{
shurumima[mimaweishu]=1;
mimaweishu++;
}

void k3chuli()
{
shurumima[mimaweishu]=2;
mimaweishu++;
}

void k4chuli()
{
shurumima[mimaweishu]=3;
mimaweishu++;
}

void k5chuli()
{
shurumima[mimaweishu]=4;
mimaweishu++;
}

void k6chuli()
{
shurumima[mimaweishu]=5;
mimaweishu++;
}

void k7chuli()
{
shurumima[mimaweishu]=6;
mimaweishu++;
}

void k8chuli()
{
shurumima[mimaweishu]=7;
mimaweishu++;
}

void k9chuli()
{
shurumima[mimaweishu]=8;
mimaweishu++;
}

void k10chuli()
{
shurumima[mimaweishu]=9;
mimaweishu++;
}

void k11chuli()
{
shurumima[mimaweishu]=10;
mimaweishu++;
}

void k12chuli()
{
shurumima[mimaweishu]=11;
mimaweishu++;
}
//方式改變鍵每按一次方式轉(zhuǎn)換一次，只有兩種方式
void k13chuli()
{
if(a==0&&(yaoshi==0))
{
FANGSHI=~FANGSHI;
} //修改.............................
if(FANGSHI==1)
{
LcdWriteCom(0x01);
LcdWriteCom(0x80);
for(count3=0;count3<16;count3++)
   {
   LcdWriteData(table11[count3]);       //????,?? first erro
   delay(5);
   }
}
else if(FANGSHI==0)
{
LcdWriteCom(0x01);
LcdWriteCom(0x80);
for(count3=0;count3<16;count3++)
   {
      LcdWriteData(table1[count3]);
      }
   LcdWriteCom(0x80+0x40);
   for(count3=0;count3<16;count3++)
   {
   LcdWriteData(table2[count3]);
   }
}
}
void k14chuli()
{
jidianqi=1;
k=1;
}
//確認(rèn)鍵函數(shù)****************************************************、//
void k15chuli()
{
querenwei=1;
if(mimaweishu==8)
{
mimawei=mimabijiao();
}
else
{
mimawei=0;
}
if(querenwei==1)
{
querenwei=0;
mimaweishu=0;

   for(count3=0;count3<8;count3++)
{
   delay(5);
   shurumima[count3]=0x0f;
}
TR1=1;
count1=0;
   if(mimawei==1)
   {
         a=0;
         jidianqi=0;
      k=0;
         mimawei=0;
         LcdWriteCom(0x01);
         LcdWriteCom(0x80);
         for(count3=0;count3<16;count3++)
         {
            LcdWriteData(table4[count3]);
            delay(5);
         }
   }
   else
   {
      mimaweishu=0;
      red=0;
      bell=0;//開啟警示燈和電鈴
   delay0(100);
      a++;
      if(a==1)
      {
         for(count3=0;count3<8;count3++)
               {
                  delay(5);
                  shurumima[count3]=0x0f;
               }
         LcdWriteCom(0x01);
         LcdWriteCom(0x80);
         for(count3=0;count3<16;count3++)
                  {
                     LcdWriteData(table5[count3]);
                     delay(5);
                  }
         TR1=1;
         }
if(a==2)
      {
         for(count3=0;count3<8;count3++)
               {
                  delay(5);
                  shurumima[count3]=0x0f;
               }
         LcdWriteCom(0x01);
         LcdWriteCom(0x80);
         for(count3=0;count3<16;count3++)
                  {
                     LcdWriteData(table6[count3]);
                     delay(5);
                  }
         TR1=1;
         }
if(a==3)
      {
         for(count3=0;count3<8;count3++)
               {
                  delay(5);
                  shurumima[count3]=0x0f;
               }
         LcdWriteCom(0x01);
         LcdWriteCom(0x80);
         for(count3=0;count3<16;count3++)
                  {
                     LcdWriteData(table7[count3]);
                     delay(5);
                  }
LcdWriteCom(0x80+0x40);
         for(count3=0;count3<16;count3++)
                  {
                     LcdWriteData(table8[count3]);
                     delay(5);
                  }
         TR1=0;
         }

   }
  }
}

void k16chuli()
{
mimaweishu=0;
LcdWriteCom(0x80);
  for(count3=0;count3<16;count3++)
  {
      LcdWriteData(table1[count3]);
      delay(5);
  }
  LcdWriteCom(0x80+0x40);
  for(count3=0;count3<16;count3++)
  {
      LcdWriteData(table2[count3]);
      delay(5);
      shurumima[count3]=0x0f;
  }

}
//**************************************************第一行掃描********************************
void key_scan()
{
GPIO_KEY=0XFE;
temp=GPIO_KEY&0Xf0;
if(temp!=0xf0)
{
delay(100);
if(temp!=0xf0)
{
temp=GPIO_KEY;
switch(temp)
{
case 0xee:
k1chuli();
break;

case 0xde:
k2chuli();
break;

case 0xbe:
k3chuli();
break;

case 0x7e:
k4chuli();
break;
}
while(temp!=0xf0)
{
temp=GPIO_KEY&0xf0;
red=0;
}
}
}
GPIO_KEY=0xfd;
temp=GPIO_KEY;
temp=temp&0xf0;
if(temp!=0xf0)
{
delay(100);
if(temp!=0xf0)
{
temp=GPIO_KEY;
switch(temp)
{
case 0xed:
k5chuli();
break;

case 0xdd:
k6chuli();
break;

case 0xbd:
k7chuli();
break;

case 0x7d:
k8chuli();
break;
}
while(temp!=0xf0)
{
temp=GPIO_KEY;
temp=temp&0xf0;
}
}
}

GPIO_KEY=0xfb;
temp=GPIO_KEY;
temp=temp&0xf0;
if(temp!=0xf0)
{
delay(100);
if(temp!=0xf0)
{
temp=GPIO_KEY;
switch(temp)
{
case 0xeb:
k9chuli();
break;

case 0xdb:
k10chuli();
break;

case 0xbb:
k11chuli();
break;

case 0x7b:
k12chuli();
break;
}
while(temp!=0xf0)
{
temp=GPIO_KEY;
temp=temp&0xf0;
}
}
}

GPIO_KEY=0xf7;
temp=GPIO_KEY;
temp=temp&0xf0;
if(temp!=0xf0)
{
delay(100);
if(temp!=0xf0)
{
temp=GPIO_KEY;
switch(temp)
{
case 0xe7:
k13chuli();
break;

case 0xd7:
k14chuli();
break;

case 0xb7:
k15chuli();
break;

case 0x77:
k16chuli();
break;
}
while(temp!=0xf0)
{
   temp=0xf7;
   temp=temp&0xf0;
}
}
}
}

//用于無鑰匙工作方式時(shí)掃描按鍵，專門改變工作方式無其他功能
void key_scan1()
{
u16 temp;
P1=0xf7;
  temp=P1;
  temp=temp&0xf0;
if(temp!=0xf0)
{
delay(100);
if(temp!=0xf0)
{
temp=P1;
if(temp==0xe7)
{
k13chuli();
}
}
}
}
//初始化函數(shù)，集合定時(shí)器，LCD顯示，初始顯示，以及各種變量希望的初始值
void chushihua()
{
u8 i;
Timer1Init();
LcdInit();
      for(i=0;i<8;i++)
      {
            At24c02Write(i,xitongmima[i]);
            delay2(100);
      }
      for(i=0;i<8;i++)
      {
            mima[i]=At24c02Read(i);
            delay(5);
      }
count1=0;
count3=0;
jidianqi=1;
k=1;
  red=1;
  bell=1;
  p=2;
  q=2;
  a=0;
  LcdWriteCom(0x80);
            for(count3=0;count3<16;count3++)
                     {
                              LcdWriteData(table9[count3]);
                     }
            LcdWriteCom(0x80+0x40);
            for(count3=0;count3<16;count3++)
                     {
                              LcdWriteData(table10[count3]);
                     }
}
void chuli()
{
if((yaoshi!=0)&&(a!=3))
{
q=2;
for(;p>1;p--)
{
   LcdWriteCom(0x01);
      LcdWriteCom(0x80);
      for(count3=0;count3<16;count3++)
      {
      LcdWriteData(table9[count3]);
      }
      LcdWriteCom(0x80+0x40);
      for(count3=0;count3<16;count3++)
      {
      LcdWriteData(table10[count3]);
      }
   }
mimaweishu=0;
}
else
{
   p=2;
      if(FANGSHI==1)
      {
         if(yaoshi==0&&(a!=3))
         {
            jidianqi=0;
         }
         key_scan1();
      }
      else if(FANGSHI==0)
      {
            if(yaoshi==0&&(a!=3))
            {
            // key_scan();
               // lcd_display();

if(mimaweishu==0)
                  {
                     if(k==1)
                  {
for(;q>1;q--)
{
                     LcdWriteCom(0x01);
                           LcdWriteCom(0x80);
                              for(count3=0;count3<16;count3++)
                              {
                                    LcdWriteData(table1[count3]);
                              }
                                 LcdWriteCom(0x80+0x40);
                           for(count3=0;count3<16;count3++)
                              {
                              LcdWriteData(table2[count3]);
                              }
}
                     }
                  }
                  key_scan();
                  lcd_display();
               }
         }
}
}

void main()
{
chushihua();
while(1)
{
yaoshichuli();
   chuli();
  }
}
//****************************************定時(shí)器1中斷函數(shù)*****************************
void Timer1() interrupt 3
{

      TH1=(65536-50000)/256;
      TL1=(65536-50000)%256;
      if(count1<20)
      {
            count1++;
      }
      else
      {
            TR1=0;
            count1=0;
            mimawei=0;

            red=1;
            bell=1;
if(a!=0)
{
            LcdWriteCom(0x01);
            LcdWriteCom(0x80);
            for(count3=0;count3<16;count3++)
                     {
                              LcdWriteData(table1[count3]);
                     }
            LcdWriteCom(0x80+0x40);
            for(count3=0;count3<16;count3++)
                     {
                              LcdWriteData(table2[count3]);
                     }
}
else
{
      LcdWriteCom(0x01);
            LcdWriteCom(0x80);
            for(count3=0;count3<16;count3++)
                     {
                              LcdWriteData(table9[count3]);
                     }
            LcdWriteCom(0x80+0x40);
            for(count3=0;count3<16;count3++)
                     {
                              LcdWriteData(table10[count3]);
                     }
}
      }

}

6、鑰匙電子鎖.zip

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