ImrulHasan

//variables for temparature sensing and Motor________________________________________________________
const int tSensor=A0;
float tempC;
float tempF;
float output;
int count=0;
int controlPin = 9;
int posDir = 8;
int negDir = 7;
//_____________________________________________________________________________________________________
//_____________________Visitor COuting___________________________________________________________
#define LDRpin A8 // pin where we connected the LDR and the resistor
int LDRValue = 0;     // result of reading the analog pin
int LED = 40;
int in = A1;
int out = A2;
float x;
float y;
int countLDR=0;
//____________________________________________________________________________________________________
//_________Vibration Sensor_____________________________________
int led = 3;
int vs =5; // vibration sensor
//_____________________________________________________________

//_____________________Visitor COuting___________________________________________________________
void LEDS()
{
  Serial.println("Light On");
  digitalWrite(LED,HIGH);
}
void NotLEDS()
{
  digitalWrite(LED,LOW);
}
void checkLDR()
{
  LDRValue = analogRead(LDRpin); // read the value from the LDR
  Serial.println("LDR Value:");
  Serial.println(LDRValue);      // print the value to the serial port
  if(LDRValue<60)
  {
    LEDS();
  }
  else
  {
    NotLEDS();
  }
}
//___________________________________________
void motor()
{
  x=digitalRead(in);
  y=digitalRead(out);
  Serial.println(x);
  Serial.println(y);
  Serial.println("Total Members: ");
  Serial.println(countLDR);
  if(x==0)
  {
    countLDR=countLDR+1;
    delay(500);
  }
  else if(y==0)
  {
    countLDR=countLDR-1;
    delay(500);
  }
  delay(100);

  if(countLDR>0)
  {
    checkLDR();
  }
  else
  {
    Serial.println("Light Off");
  }
}
void temparature()
{
  //Temparature measurement
  output=analogRead(tSensor);
  output=(output*500)/1023;
  tempC=output;
  tempF=(output*1.8)+32;
  Serial.print("Degree C =>");
  Serial.print(" ");
  Serial.print(tempC);
  Serial.print("\t");
  Serial.println();
//  delay(500);
//  output = 30;
  //Motor speed measurement
  Serial.print(output);
  Serial.print("\n");
  if(output<=30)
  {
    digitalWrite(posDir,HIGH);
    digitalWrite(negDir,LOW);
    analogWrite(controlPin,0);
//    delay(1000);
  }
  else if(output>30 && output<=50)
  {
    digitalWrite(posDir,HIGH);
    digitalWrite(negDir,LOW);
    analogWrite(controlPin,80);
//    delay(1000);
  }
  else if(output>60 && output<=200)
  {
    digitalWrite(posDir,HIGH);
    digitalWrite(negDir,LOW);
    analogWrite(controlPin,255);
//    delay(1000);
  }
}
void setup()
{
  pinMode(in,INPUT);
  pinMode(out,INPUT);

  pinMode(tSensor,INPUT);
  pinMode(posDir,OUTPUT);
  pinMode(negDir,OUTPUT);
  pinMode(controlPin,OUTPUT);

  pinMode(led, OUTPUT);
  pinMode(vs, INPUT);
  Serial.begin(9600);
}
void loop()
{
  temparature();
  motor();


  long measurement =vibration();
//  delay(50);
  Serial.println("Earthquake: ");
  Serial.println(measurement);
  if (measurement > 50)
  {
    digitalWrite(led, HIGH);
  }
  else
  {
    digitalWrite(led, LOW);
  }

}
long vibration(){
  long measurement=pulseIn (vs, HIGH);  //wait for the pin to get HIGH and returns measurement
//  long measurement= digitalWrite(vs, HIGH);
  return measurement;
}