4×4键盘及8位数码管显示的电子密码锁设计的毕业设计 急求： 4×4键盘及8位数码管显示构成的电子密码锁论文？

\uff0880C51\u5355\u7247\u673a\uff09\u8bbe\u8ba14\u00d74\u952e\u76d8\u53ca8\u4f4d\u6570\u7801\u7ba1\u663e\u793a\u6784\u6210\u7684\u7535\u5b50\u5bc6\u7801\u9501.\u7684C\u8bed\u8a00\u7a0b\u5e8f\u3002

4*4\u77e9\u9635\u952e\u76d8\u68c0\u6d4b\u7a0b\u5e8f(\u65b0\u624b\u7528),\u672c\u7a0b\u5e8f\u7528\u4e8e\u68c0\u6d4b4*4\u77e9\u9635\u6309\u952e,\u5148\u68c0\u6d4b\u662f\u5426\u6709\u6309
\u952e\u6309\u4e0b,\u5982\u679c\u6709\u6309\u952e\u6309\u4e0b,\u7531P1\u53e3\u8bfb\u51fa\u76f8\u5e94\u7684\u7f16\u7801\u503c,\u7531P0\u7ecf\u4e24\u724774HC573\u8f93\u51fa\u7ed9
8\u4f4d\u6570\u7801\u7ba1,P2^0\u4f4d\u9009,P2^1\u6bb5\u9009,P1\u63a54*4\u77e9\u9635\u6309\u952e

#include
#include //\u5934\u6587\u4ef6
#define uchar unsigned char //\u5b8f\u5b9a\u4e49
#define uint unsigned int
sbit du=P2^1; //\u6bb5\u9009\u4f4d
sbit we=P2^0; //\u4f4d\u9009\u4f4d
uchar code duanma[]={
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};
void delay(xms) //\u5ef6\u65f6\u51fd\u6570
{
uchar i,j;
for(xms=i,i>0;i--;)
for(j=11;j>0;j--);
}
void main() //\u4e3b\u51fd\u6570
{
we=1; //\u4f4d\u9009\u5f00
P0=0; //8\u4f4d\u6570\u7801\u7ba1\u5168\u90e8\u663e\u793a
we=0; //\u4f4d\u9009\u5173
du=1; //\u6bb5\u9009\u5f00
P1=0x00; //\u521d\u59cb\u5316,8\u4f4d\u6570\u7801\u7ba1\u65e0\u663e\u793a
while(1)
{
uchar a,b;
P1=0xf0;
a=P1;
if(a!=0xf0)
{
delay(5); //\u53bb\u6296\u52a8
b=P1;
if(a==b)
{
a=0xfe;
do
{
P1=a;
if(a!=P1)
{
switch(P1)
{
case 0x7e:{P0=duanma[0];break;} //\u7f16\u7801\u68c0\u6d4b,\u7b2c\u4e00\u4e2a\u952e\u6309\u4e0b\u663e\u793a0,\u7b2c16\u4e2a\u6309\u952e\u6309\u4e0b\u663e\u793aF
case 0xbe:{P0=duanma[1];break;}
case 0xde:{P0=duanma[2];break;}
case 0xee:{P0=duanma[3];break;}
case 0x7d:{P0=duanma[4];break;}
case 0xbd:{P0=duanma[5];break;}
case 0xdd:{P0=duanma[6];break;}
case 0xed:{P0=duanma[7];break;}
case 0x7b:{P0=duanma[8];break;}
case 0xbb:{P0=duanma[9];break;}
case 0xdb:{P0=duanma[10];break;}
case 0xeb:{P0=duanma[11];break;}
case 0x77:{P0=duanma[12];break;}
case 0xb7:{P0=duanma[13];break;}
case 0xd7:{P0=duanma[14];break;}
case 0xe7:{P0=duanma[15];break;}
}
}
a=_crol_(a,1); //\u5faa\u73af\u79fb\u4f4d\u53bb\u68c0\u6d4b\u6309\u952e
}while(a!=0xef);
}
}
}
}

\u75284\u00d74\u7ec4\u62100\uff0d9\u6570\u5b57\u952e\u53ca\u786e\u8ba4\u952e\u3002
\u75288\u4f4d\u6570\u7801\u7ba1\u7ec4\u6210\u663e\u793a\u7535\u8def\u63d0\u793a\u4fe1\u606f\uff0c\u5f53\u8f93\u5165\u5bc6\u7801\u65f6\uff0c\u53ea\u663e\u793a\u201c8.\u201d\uff0c\u5f53\u5bc6\u7801\u4f4d\u6570\u8f93\u5165\u5b8c\u6bd5\u6309\u4e0b\u786e\u8ba4\u952e\u65f6\uff0c\u5bf9\u8f93\u5165\u7684\u5bc6\u7801\u4e0e\u8bbe\u5b9a\u7684\u5bc6\u7801\u8fdb\u884c\u6bd4\u8f83\uff0c\u82e5\u5bc6\u7801\u6b63\u786e\uff0c\u5219\u95e8\u5f00\uff0c\u6b64\u5904\u7528led\u53d1\u5149\u4e8c\u6781\u7ba1\u4eae\u4e00\u79d2\u949f\u505a\u4e3a\u63d0\u793a\uff0c\u540c\u65f6\u53d1\u51fa\u201c\u53ee\u549a\u201d\u58f0\uff1b\u82e5\u5bc6\u7801\u4e0d\u6b63\u786e\uff0c\u7981\u6b62\u6309\u952e\u8f93\u51653\u79d2\uff0c\u540c\u65f6\u53d1\u51fa\u201c\u5600\u3001\u5600\u201d\u62a5\u8b66\u58f0\uff1b\u82e5\u57283\u79d2\u4e4b\u5185\u4ecd\u6709\u6309\u952e\u6309\u4e0b\uff0c\u5219\u7981\u6b62\u6309\u952e\u8f93\u51653\u79d2\u88ab\u91cd\u65b0\u7981\u6b62\u3002
2\uff0e \u7535\u8def\u539f\u7406\u56fe

\u56fe4.33.1
3\uff0e \u7cfb\u7edf\u677f\u4e0a\u786c\u4ef6\u8fde\u7ebf
\uff081\uff09\uff0e \u628a\u201c\u5355\u7247\u673a\u7cfb\u7edf\u201d\u533a\u57df\u4e2d\u7684p0.0\uff0dp0.7\u75288\u82af\u6392\u7ebf\u8fde\u63a5\u5230\u201c\u52a8\u6001\u6570\u7801\u663e\u793a\u201d\u533a\u57df\u4e2d\u7684abcdefgh\u7aef\u5b50\u4e0a\u3002
\uff082\uff09\uff0e \u628a\u201c\u5355\u7247\u673a\u7cfb\u7edf\u201c\u533a\u57df\u4e2d\u7684p2.0\uff0dp2.7\u75288\u82af\u6392\u7ebf\u8fde\u63a5\u5230\u201c\u52a8\u6001\u6570\u7801\u663e\u793a\u201d\u533a\u57df\u4e2d\u7684s1s2s3s4s5s6s7s8\u7aef\u5b50\u4e0a\u3002
\uff083\uff09\uff0e \u628a\u201c\u5355\u7247\u673a\u7cfb\u7edf\u201d\u533a\u57df\u4e2d\u7684p3.0\uff0dp3.7\u75288\u82af\u6392\u7ebf\u8fde\u63a5\u5230\u201c4\u00d74\u884c\u5217\u5f0f\u952e\u76d8\u201d\u533a\u57df\u4e2d\u7684r1r2r3r4c1c2c3c4\u7aef\u5b50\u4e0a\u3002
\uff084\uff09\uff0e \u628a\u201c\u5355\u7247\u673a\u7cfb\u7edf\u201d\u533a\u57df\u4e2d\u7684p1.0\u7528\u5bfc\u7ebf\u8fde\u63a5\u5230\u201c\u516b\u8def\u53d1\u5149\u4e8c\u6781\u7ba1\u6a21\u5757\u201d\u533a\u57df\u4e2d\u7684l2\u7aef\u5b50\u4e0a\u3002
\uff085\uff09\uff0e \u628a\u201c\u5355\u7247\u673a\u7cfb\u7edf\u201d\u533a\u57df\u4e2d\u7684p1.7\u7528\u5bfc\u7ebf\u8fde\u63a5\u5230\u201c\u97f3\u9891\u653e\u5927\u6a21\u5757\u201d\u533a\u57df\u4e2d\u7684spk in\u7aef\u5b50\u4e0a\u3002
\uff086\uff09\uff0e \u628a\u201c\u97f3\u9891\u653e\u5927\u6a21\u5757\u201d\u533a\u57df\u4e2d\u7684spk out\u63a5\u5230\u5587\u53ed\u4e0a\u3002
4\uff0e \u7a0b\u5e8f\u8bbe\u8ba1\u5185\u5bb9
\uff081\uff09\uff0e 4\u00d74\u884c\u5217\u5f0f\u952e\u76d8\u8bc6\u522b\u6280\u672f\uff1a\u6709\u5173\u8fd9\u65b9\u9762\u5185\u5bb9\u524d\u9762\u5df2\u7ecf\u8ba8\u8bba\u8fc7\uff0c\u8fd9\u91cc\u4e0d\u518d\u91cd\u590d\u3002
\uff082\uff09\uff0e 8\u4f4d\u6570\u7801\u663e\u793a\uff0c\u521d\u59cb\u5316\u65f6\uff0c\u663e\u793a\u201cp \u201d\uff0c\u63a5\u7740\u8f93\u5165\u6700\u59276\u4f4d\u6570\u7684\u5bc6\u7801\uff0c\u5f53\u5bc6\u7801\u8f93\u5165\u5b8c\u540e\uff0c\u6309\u4e0b\u786e\u8ba4\u952e\uff0c\u8fdb\u884c\u5bc6\u7801\u6bd4\u8f83\uff0c\u7136\u540e\u7ed9\u51fa\u76f8\u5e94\u7684\u4fe1\u606f\u3002\u5728\u8f93\u5165\u5bc6\u7801\u8fc7\u7a0b\u4e2d\uff0c\u663e\u793a\u5668\u53ea\u663e\u793a\u201c8.\u201d\u3002\u5f53\u6570\u5b57\u8f93\u5165\u8d85\u8fc76\u4e2a\u65f6\uff0c\u7ed9\u51fa\u62a5\u8b66\u4fe1\u606f\u3002\u5728\u5bc6\u7801\u8f93\u5165\u8fc7\u7a0b\u4e2d\uff0c\u82e5\u8f93\u5165\u9519\u8bef\uff0c\u53ef\u4ee5\u5229\u7528\u201cdel\u201d\u952e\u5220\u9664\u521a\u624d\u8f93\u5165\u7684\u9519\u8bef\u7684\u6570\u5b57\u3002
\uff083\uff09\uff0e 4\u00d74\u884c\u5217\u5f0f\u952e\u76d8\u7684\u6309\u952e\u529f\u80fd\u5206\u5e03\u56fe\u5982\u56fe4.33.2\u6240\u793a\uff1a


\u56fe4.33.2

5\uff0e c\u8bed\u8a00\u6e90\u7a0b\u5e8f
#include

unsigned char ps[]={1,2,3,4,5};

unsigned char code dispbit[]={0xfe,0xfd,0xfb,0xf7,
0xef,0xdf,0xbf,0x7f};
unsigned char code dispcode[]={0x3f,0x06,0x5b,0x4f,0x66,
0x6d,0x7d,0x07,0x7f,0x6f,
0x77,0x7c,0x39,0x5e,0x79,0x71,
0x00,0x40,0x73,0xff};
unsigned char dispbuf[8]={18,16,16,16,16,16,16,16};
unsigned char dispcount;
unsigned char flashcount;
unsigned char temp;
unsigned char key;
unsigned char keycount;
unsigned char pslen=5;
unsigned char getps[6];
bit keyoverflag;
bit errorflag;
bit rightflag;
unsigned int second3;
unsigned int aa,bb;
unsigned int cc;
bit okflag;
bit alarmflag;
bit hibitflag;
unsigned char oka,okb;

void main(void)
{
unsigned char i,j;

tmod=0x01;
th0=(65536-500)/256;
tl0=(65536-500)%256;
tr0=1;
et0=1;
ea=1;

while(1)
{
p3=0xff;
p3_4=0;
temp=p3;
temp=temp & 0x0f;
if (temp!=0x0f)
{
for(i=10;i>0;i--)
for(j=248;j>0;j--);
temp=p3;
temp=temp & 0x0f;
if (temp!=0x0f)
{
temp=p3;
temp=temp & 0x0f;
switch(temp)
{
case 0x0e:
key=7;
break;
case 0x0d:
key=8;
break;
case 0x0b:
key=9;
break;
case 0x07:
key=10;
break;
}
temp=p3;
p1_1=~p1_1;
if((key>=0) && (key<10))
{
if(keycount<6)
{
getps[keycount]=key;
dispbuf[keycount+2]=19;
}
keycount++;
if(keycount==6)
{
keycount=6;
}
else if(keycount>6)
{
keycount=6;
keyoverflag=1;//key overflow
}
}
else if(key==12)//delete key
{
if(keycount>0)
{
keycount--;
getps[keycount]=0;
dispbuf[keycount+2]=16;
}
else
{
keyoverflag=1;
}
}
else if(key==15)//enter key
{
if(keycount!=pslen)
{
errorflag=1;
rightflag=0;
second3=0;
}
else
{
for(i=0;i<keycount;i++)
{
if(getps[i]!=ps[i])
{
i=keycount;
errorflag=1;
rightflag=0;
second3=0;
goto a;
}
}
errorflag=0;
rightflag=1;
a: i=keycount;
}
}
temp=temp & 0x0f;
while(temp!=0x0f)
{
temp=p3;
temp=temp & 0x0f;
}
keyoverflag=0;//?????????
}
}
p3=0xff;
p3_5=0;
temp=p3;
temp=temp & 0x0f;
if (temp!=0x0f)
{
for(i=10;i>0;i--)
for(j=248;j>0;j--);
temp=p3;
temp=temp & 0x0f;
if (temp!=0x0f)
{
temp=p3;
temp=temp & 0x0f;
switch(temp)
{
case 0x0e:
key=4;
break;
case 0x0d:
key=5;
break;
case 0x0b:
key=6;
break;
case 0x07:
key=11;
break;
}
temp=p3;
p1_1=~p1_1;
if((key>=0) && (key<10))
{
if(keycount<6)
{
getps[keycount]=key;
dispbuf[keycount+2]=19;
}
keycount++;
if(keycount==6)
{
keycount=6;
}
else if(keycount>6)
{
keycount=6;
keyoverflag=1;//key overflow
}
}
else if(key==12)//delete key
{
if(keycount>0)
{
keycount--;
getps[keycount]=0;
dispbuf[keycount+2]=16;
}
else
{
keyoverflag=1;
}
}
else if(key==15)//enter key
{
if(keycount!=pslen)
{
errorflag=1;
rightflag=0;
second3=0;
}
else
{
for(i=0;i<keycount;i++)
{
if(getps[i]!=ps[i])
{
i=keycount;
errorflag=1;
rightflag=0;
second3=0;
goto a4;
}
}
errorflag=0;
rightflag=1;
a4: i=keycount;
}
}
temp=temp & 0x0f;
while(temp!=0x0f)
{
temp=p3;
temp=temp & 0x0f;
}
keyoverflag=0;//?????????
}
}

p3=0xff;
p3_6=0;
temp=p3;
temp=temp & 0x0f;
if (temp!=0x0f)
{
for(i=10;i>0;i--)
for(j=248;j>0;j--);
temp=p3;
temp=temp & 0x0f;
if (temp!=0x0f)
{
temp=p3;
temp=temp & 0x0f;
switch(temp)
{
case 0x0e:
key=1;
break;
case 0x0d:
key=2;
break;
case 0x0b:
key=3;
break;
case 0x07:
key=12;
break;
}
temp=p3;
p1_1=~p1_1;
if((key>=0) && (key<10))
{
if(keycount<6)
{
getps[keycount]=key;
dispbuf[keycount+2]=19;
}
keycount++;
if(keycount==6)
{
keycount=6;
}
else if(keycount>6)
{
keycount=6;
keyoverflag=1;//key overflow
}
}
else if(key==12)//delete key
{
if(keycount>0)
{
keycount--;
getps[keycount]=0;
dispbuf[keycount+2]=16;
}
else
{
keyoverflag=1;
}
}
else if(key==15)//enter key
{
if(keycount!=pslen)
{
errorflag=1;
rightflag=0;
second3=0;
}
else
{
for(i=0;i<keycount;i++)
{
if(getps[i]!=ps[i])
{
i=keycount;
errorflag=1;
rightflag=0;
second3=0;
goto a3;
}
}
errorflag=0;
rightflag=1;
a3: i=keycount;
}
}
temp=temp & 0x0f;
while(temp!=0x0f)
{
temp=p3;
temp=temp & 0x0f;
}
keyoverflag=0;//?????????
}
}

p3=0xff;
p3_7=0;
temp=p3;
temp=temp & 0x0f;
if (temp!=0x0f)
{
for(i=10;i>0;i--)
for(j=248;j>0;j--);
temp=p3;
temp=temp & 0x0f;
if (temp!=0x0f)
{
temp=p3;
temp=temp & 0x0f;
switch(temp)
{
case 0x0e:
key=0;
break;
case 0x0d:
key=13;
break;
case 0x0b:
key=14;
break;
case 0x07:
key=15;
break;
}
temp=p3;
p1_1=~p1_1;
if((key>=0) && (key<10))
{
if(keycount<6)
{
getps[keycount]=key;
dispbuf[keycount+2]=19;
}
keycount++;
if(keycount==6)
{
keycount=6;
}
else if(keycount>6)
{
keycount=6;
keyoverflag=1;//key overflow
}
}
else if(key==12)//delete key
{
if(keycount>0)
{
keycount--;
getps[keycount]=0;
dispbuf[keycount+2]=16;
}
else
{
keyoverflag=1;
}
}
else if(key==15)//enter key
{
if(keycount!=pslen)
{
errorflag=1;
rightflag=0;
second3=0;
}
else
{
for(i=0;i<keycount;i++)
{
if(getps[i]!=ps[i])
{
i=keycount;
errorflag=1;
rightflag=0;
second3=0;
goto a2;
}
}
errorflag=0;
rightflag=1;
a2: i=keycount;
}
}
temp=temp & 0x0f;
while(temp!=0x0f)
{
temp=p3;
temp=temp & 0x0f;
}
keyoverflag=0;//?????????
}
}
}
}
void t0(void) interrupt 1 using 0
{
th0=(65536-500)/256;
tl0=(65536-500)%256;

flashcount++;
if(flashcount==8)
{
flashcount=0;
p0=dispcode[dispbuf[dispcount]];
p2=dispbit[dispcount];
dispcount++;
if(dispcount==8)
{
dispcount=0;
}
}

if((errorflag==1) && (rightflag==0))
{
bb++;
if(bb==800)
{
bb=0;
alarmflag=~alarmflag;
}
if(alarmflag==1)//sound alarm signal
{
p1_7=~p1_7;
}

aa++;
if(aa==800)//light alarm signal
{
aa=0;
p1_0=~p1_0;
}
second3++;
if(second3==6400)
{
second3=0;
errorflag=0;
rightflag=0;
alarmflag=0;
bb=0;
aa=0;
}
}
else if((errorflag==0) && (rightflag==1))
{
p1_0=0;
cc++;
if(cc<1000)
{
okflag=1;
}
else if(cc<2000)
{
okflag=0;
}
else
{
errorflag=0;
rightflag=0;
p1_7=1;
cc=0;
oka=0;
okb=0;
okflag=0;
p1_0=1;
}
if(okflag==1)
{
oka++;
if(oka==2)
{
oka=0;
p1_7=~p1_7;
}
}
else
{
okb++;
if(okb==3)
{
okb=0;
p1_7=~p1_7;
}
}
}

if(keyoverflag==1)
{
p1_7=~p1_7;
}
}

#include<reg52.h>
#define uchar unsigned char //数据类型的宏定义
#define uint unsigned int //数据类型的宏定义
sbit P27=P2^7;
unsigned char code table[]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E,0xBF};
//共阳数码管显示字型码数组 1011 1111 "-"
void delay1ms(uint i)
{

uchar j;
while(i--)
{
for(j=0;j<115;j++) //1ms延时程序
{
;
}

}

}
void display(unsigned char i)
{
P27=0; //选通最有端的数码管显示
P0=table[i]; //显示i参数传来的字型码
}

void main(void)
{
unsigned char temp;
display(16); //初始显示 "-"
while(1)
{

P1=0xff; //先向P1口写1；端口读状态

P1=0xf0;

temp=P1;
if(temp!=0xf0)
{
delay1ms(15);
if(temp!=0xf0)
{
P1=0xfe;
temp=P1;
switch(temp)
{
case(0xee):display(0);break;
case(0xde):display(1);break;
case(0xbe):display(2);break;
case(0x7e):display(3);break;

}

P1=0xfd;
temp=P1;
switch(temp)
{
case(0xed):display(4);break;
case(0xdd):display(5);break;
case(0xbd):display(6);break;
case(0x7d):display(7);break;
}

P1=0xfb;
temp=P1;
switch(temp)
{
case(0xeb):display(8);break;
case(0xdb):display(9);break;
case(0xbb):display(10);break;
case(0x7b):display(11);break;
}

P1=0xf7;
temp=P1;
switch(temp)
{
case(0xe7):display(12);break;
case(0xd7):display(13);break;
case(0xb7):display(14);break;
case(0x77):display(15);break;
}

}
}

}
}
//供你参考

我有4*4键盘及六位数码管显示的设计
如果你想要来参考下的话
就发邮件到我邮箱吧[email protected]

eoeo 饿哦也有、去我博客看http://hi.baidu.com/cgzsxy

(80C51鍗曠墖鏈)璁捐4脳4閿洏鍙8浣嶆暟鐮佺鏄剧ず鏋勬垚鐨勭數瀛愬瘑鐮侀攣.鐨凜璇 ...
绛旓細閿寜涓,濡傛灉鏈夋寜閿寜涓,鐢盤1鍙ｈ鍑虹浉搴旂殑缂栫爜鍊,鐢盤0缁忎袱鐗74HC573杈撳嚭缁 8浣嶆暟鐮佺,P2^0浣嶉,P2^1娈甸,P1鎺4*4鐭╅樀鎸夐敭 include <reg52.h> include<intrins.h> //澶存枃浠 define uchar unsigned char //瀹忓畾涔 define uint unsigned int sbit du=P2^1; //娈甸変綅 sbit we=P2...

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