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how to fix the error

P: 5
#include <LiquidCrystal.h>
#include <Keypad.h>
LiquidCrystal lcd(12,11,5,4,3,2);
char*secretCode="1316";
int v=0;
int x=6;
int z=0;
int p=0;
int position=0;
const byte rows = 4;
const byte cols = 3;
char keys[rows][cols]=
{
{'1','2','3'},
{'4','5','6'},
{'7','8','9'},
{'*','0','#'}
};
byte rowPins[rows]={A5,A4,A3,A2};
byte colPins[cols]={A1,A0,8};
Keypad keypad = Keypad(makeKeymap(keys),rowPins,colPins,rows,cols) ;
int ledPin=10;
int vishPin=9;
int yPin=6;
void setup()
{
pinMode(ledPin,OUTPUT);
pinMode(vishPin,OUTPUT);
pinMode(yPin,OUTPUT);
pinMode(7,OUTPUT);
pinMode(13,OUTPUT);
setLocked(true);
}
void loop()
{
char key=keypad.getKey();
if(key)
{
digitalWrite(ledPin,HIGH);
delay(100);
digitalWrite(ledPin,LOW);
if(key=='*' || key=='#'){}
else
{
lcd.setCursor(0,0);
lcd.print("Max. 4 digit pls");
lcd.setCursor(0,1);
lcd.print("------____------");
lcd.setCursor(x,1);
x++;
lcd.print("*");
v++;
}
}
if(key=='#')
{
position=0;
}

if(key==secretCode[position])
{
position++;
}

if(position==4 && v==4)
{
setLocked(false);
}
if(position!=4 && v==4)
{
wrongOk(true);
}
delay(100);
if(key=='*')
{
setLocked(true);
}

}

void setLocked(int locked)
{
if(locked)
{
if(x != 6)
{
x=6;
}
if(v != 0)
{
v=0;
}
digitalWrite(vishPin,HIGH);
digitalWrite(yPin,LOW);
lcd.begin(16,2);
lcd.setCursor(0,1);
lcd.print("LOCKING THE DOOR");
delay(2000);
if(p==1)
{
digitalWrite(7,HIGH);
digitalWrite(13,LOW);
delay(1000);
digitalWrite(7,LOW);
digitalWrite(13,LOW);
p--;

}
lcd.clear();
lcd.setCursor(0,0);
lcd.print("*V & N Ptd Ldt*");
lcd.setCursor(0,1);
lcd.print("~ WELCOMES YOU ~");
delay(3000);
lcd.setCursor(0,0);
lcd.print(" ENTER PASSWORD ");
lcd.setCursor(0,1);
lcd.print("TO OPEN THE DOOR");

}
else
{
if(x != 6)
{
x=6;
}
if(v != 0)
{
v=0;
}
digitalWrite(vishPin,LOW);
digitalWrite(yPin,HIGH);
lcd.clear();
lcd.setCursor(0,0);
lcd.print("**** ACCESS ****");
lcd.setCursor(0,1);
lcd.print("*** GRANTED ****");
delay(2000);
digitalWrite(7,LOW);
digitalWrite(13,HIGH);
delay(1000);
digitalWrite(7,LOW);
digitalWrite(13,LOW);
p++;
lcd.setCursor(0,0);
lcd.print(" Press # than * ");
lcd.setCursor(0,1);
lcd.print("to Lock the door");
}

}
void wrongOk(int ok)
{
if(v != 0)
{
v=0;
}
if(ok)
{
for(int v=0 ; v<10 ; v++)
{
digitalWrite(vishPin,HIGH);
delay(150);
digitalWrite(vishPin,LOW);
digitalWrite(ledPin,HIGH);
delay(150);
digitalWrite(ledPin,LOW);
}
digitalWrite(vishPin,HIGH);
digitalWrite(ledPin,LOW);
lcd.setCursor(0,0);
lcd.print("**** ACCESS ****");
lcd.setCursor(0,1);
lcd.print("**** DENIED ****");
delay(2000);
lcd.setCursor(0,0);
lcd.print(" Press # -> * to");
lcd.setCursor(0,1);
lcd.print(" retry ");
} }
May 21 '16 #1
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1 Reply


Expert 100+
P: 2,396
Please provide the full error message(s) that you see.
May 21 '16 #2

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