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Sambit arduino code
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Sambit arduino code
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#include <LiquidCrystal.h>
#include <Keypad.h>
#include <string.h>
#include <Servo.h>
LiquidCrystal lcd(A0,A1,A2,A3,A4,A5);
Servo ServoMotor;
String password = "ABC123";
String pwd= "69420";
int over=0;
int n = sizeof(password)/sizeof(char);
int m = sizeof(pwd)/sizeof(char);
int position = 0;
int pos=0;
const byte ROWS = 4;
const byte COLS = 4;
char keys[ROWS][COLS] = {
{'1','2','3','A'},
{'4','5','6','B'},
{'7','8','9','C'},
{'*','0','#','D'}
};
byte rowPins[ROWS] = {9, 8, 7, 6};
byte colPins[COLS] = {5, 4, 3, 2};
Keypad keypad = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS );
void setup()
{
lcd.begin(16,2);
pinMode(12, OUTPUT);
pinMode(13, OUTPUT);
ServoMotor.attach(11);
Lock(true);
lcd.setCursor(0,0);
lcd.print("Locked");
}
void loop()
{
lcd.setCursor(0,0);
char key = keypad.getKey();
loop:
if(key == '#'||over==1)
{
position=0;
key = keypad.getKey();
over=1;
lcd.clear();
lcd.print("hackr pro max");
if (pos == m)
{
Lock(false);over=0;pos=0;goto exit;
}
else if (key == pwd[pos])
{
pos ++;
}
goto loop;
}
exit:
if (key == '*')
{
position = 0;
Lock(true);
}
if (key == password[position])
{
position ++;
}
if (position == n)
{
Lock(false);
}
}
void Lock(int locked)
{
if (locked)
{
digitalWrite(12, HIGH);
digitalWrite(13, LOW);
ServoMotor.write(0);
lcd.clear();
lcd.print("Locked");
}
else
{
digitalWrite(12, LOW);
digitalWrite(13, HIGH);
ServoMotor.write(180);
lcd.clear();
lcd.print("Unlocked");
}
}