密码锁设计(4×4键盘及8位数码管)
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}
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;ikeycount;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) (key10))
{
if(keycount6)
{
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;ikeycount;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) (key10))
{
if(keycount6)
{
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;ikeycount;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;
}
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