gistfile1.ino

//To read from blue sky sensor

int blueSensorPin = A2;
int UnfilteredSensorPin = A0;
float ratio; 
int UnfilteredSensorValue = 0;

int blueSensorValue = 0;

//Setup runs once to initialise.
void setup(){
  Serial.begin(9600);
  //pinMode(blueLEDin, OUTPUT);
}

//Loop takes multiple readings and outputs them
void loop(){
  blueSensorValue = analogRead(blueSensorPin);
  delay (5);
    UnfilteredSensorValue=analogRead(blueSensorValue);
  delay (5);
  Serial.print("\t Unfiltered: ");
  Serial.println(UnfilteredSensorValue);
  Serial.print("\t Blue: ");
  Serial.println(blueSensorValue);
  ratio = (float)UnfilteredSensorValue/(float)blueSensorValue;
 Serial.print("\t Ratio: ");
 Serial.println(ratio);
 
 //1 Second Delay
 
 delay(1000);
}

//End

//Ctrl+Shift+M to launch