/*
Author: Danny van den Brande, Arduinosensors.nl. Bluecore Tech
in this example i show you how to use the KY-033 as a white line tracer.
 */
 #include <Wire.h>
 
int REDLed = 10; //LED op mamaboard
int Sensor1 = 1; //sensor 1
int Sensor2 = 9; //sensor 2
int sensorValue1 = 0;
int sensorValue2 = 0;

void setup () {
  pinMode(REDLed, OUTPUT);
  Serial.begin(9600);
  Wire.begin();
}
void loop () {
  
// sensor 1 read outs 
    sensorValue1 = digitalRead(Sensor1);

    Wire.beginTransmission(0x01);      // transmit to device 0x01
   

  if (sensorValue1 == 0)               //if sensor reads 0
  {   
      Wire.write(1);                 // sends x 
      digitalWrite (REDLed, LOW);
      Serial.print("Sensor1 eq 0: ");
      Serial.println(sensorValue1);
  }
  else                              //if sensor reads anything else then 0
  { 
    Wire.write(0);                   // sends x 
    digitalWrite (REDLed, HIGH);
    Serial.print("Sensor1 ne 0: ");
    Serial.println(sensorValue1);
  }

Wire.endTransmission();           // stop transmitting

// sensor 2 read outs

    sensorValue2 = analogRead(Sensor2);
    
    Wire.beginTransmission(0x02);   // transmit to device 0x02

  if (sensorValue2 > 50)            //if sensor reads higher then 50
  {   
    Wire.write(0);                 // sends x 
    Serial.print("Sensor2: ");
    Serial.println(sensorValue2);    
  }
  else                              // if sensor reads lower then 50
  { 
    Wire.write(1);                   // sends x 
    digitalWrite (REDLed, HIGH);
    Serial.print("Sensor2: ");
    Serial.println(sensorValue2);
  }
  
  Wire.endTransmission();           // stop transmitting

  //delay(1000);

    Serial.println(" ");             // print empty line

}