CS test 1

#define S0 4
#define S1 5
#define S2 6
#define S3 7
#define sensorOut 8
#define LED 13

int frequency = 0;
int MaxValue = 1000;
int FR = 0;
int FG = 0;
int FB = 0;
int FW = 0;

void setup() {
  pinMode(S0, OUTPUT);
  pinMode(S1, OUTPUT);
  pinMode(S2, OUTPUT);
  pinMode(S3, OUTPUT);
  pinMode(sensorOut, INPUT);
  pinMode(LED, OUTPUT);
  // Setting frequency-scaling to 20%
  digitalWrite(S0,HIGH);
  digitalWrite(S1,LOW);
  digitalWrite(LED,HIGH);
  Serial.begin(9600);
}

void loop() {
  // Setting red filtered photodiodes to be read
  digitalWrite(S2,LOW);
  digitalWrite(S3,LOW);
  // Reading the output frequency
  frequency = pulseIn(sensorOut, LOW);
//  FR = map(frequency, 0, MaxValue,255,0);
  // Printing the value on the serial monitor
  Serial.print("R= ");//printing name
  Serial.print(frequency);//printing RED color frequency
  Serial.print("  ");
  delay(200);

  // Setting Green filtered photodiodes to be read
  digitalWrite(S2,HIGH);
  digitalWrite(S3,HIGH);
  // Reading the output frequency
  frequency = pulseIn(sensorOut, LOW);
//  FG = map(frequency, 0, MaxValue,255,0);
  // Printing the value on the serial monitor
  Serial.print("G= ");//printing name
  Serial.print(frequency);//printing Green color frequency
  Serial.print("  ");
  delay(200);

  // Setting Blue filtered photodiodes to be read
  digitalWrite(S2,LOW);
  digitalWrite(S3,HIGH);
  // Reading the output frequency
  frequency = pulseIn(sensorOut, LOW);
//  FB = map(frequency, 0, MaxValue,255,0);
  // Printing the value on the serial monitor
  Serial.print("B= ");//printing name
  Serial.print(frequency);//printing Blue color frequency
  Serial.println("  ");
  delay(200);
}