#include <Wire.h>
#include <BH1750.h>
BH1750 lightMeter(0x23);
int Lux;
char Incoming_value = 0;
void setup() 
{


pinMode(13, OUTPUT);
Serial.begin(9600);
Serial.println("Running...");
lightMeter.begin();
Serial.println("Running...");
}

void loop() 
{
uint16_t lux = lightMeter.readLightLevel();
Serial.print("Light: ");
Serial.print(lux);
Serial.println(" lx");
Serial.write(Lux); //for processing
delay(1000);
  
  if(Serial.available() > 0)
  {
    Incoming_value = Serial.read();
   Serial.print (Incoming_value);
   Serial.print ("\n");
   Serial.print ("LUX VALUE:");
   Serial.print (lux);
   //Serial.print ("%");
    if (Incoming_value == '0')
     digitalWrite(13,HIGH);
    else if(Incoming_value == '1')
   digitalWrite (13, LOW); 
  
  }
  
}