How to Make Smart Water tap at your home

Circuit:

Download Programming and Circuit:

#define inSensor 2

#define outSensor 3

int inStatus;

int outStatus;

int countin = 0;

int countout = 0;

int in;

int out;

int now;

int now1;

#define relay 5

#define relay1 6

#define buzzer 4

void setup()

{

pinMode(inSensor, INPUT);

pinMode(outSensor, INPUT);

pinMode(relay, OUTPUT);

pinMode(relay1, OUTPUT);

pinMode(buzzer, OUTPUT);

}

void loop()

{

inStatus = digitalRead(inSensor);

outStatus = digitalRead(outSensor);

if (inStatus == 0)

{

in = countin++;

}

if (outStatus == 0)

{

out = countout++;

}

now = in - out;

now1 = in == out;

if (now <= 1)

{

digitalWrite(relay, HIGH);

delay(100);

digitalWrite(buzzer, HIGH);

delay(50);

digitalWrite(buzzer, LOW);

delay(50);

}

if (now >= 0)

{

digitalWrite(relay1, HIGH);

delay(100);

digitalWrite(buzzer, HIGH);

delay(50);

digitalWrite(buzzer, LOW);

delay(50);

}

if (now1 = 1)

{

digitalWrite(relay, LOW);

digitalWrite(relay1, LOW);

delay(100);

digitalWrite(buzzer, HIGH);

delay(50);

digitalWrite(buzzer, LOW);

delay(50);

}

}

Demo Video: