const int muxSIG = A0;
const int muxS0 = 3;
const int muxS1 = 4;
const int muxS2 = 5;
const int muxS3 = 6;
const int muxEN = 7; 
float value;

int SetMuxChannel(byte channel)
{
  digitalWrite(muxS0, bitRead(channel, 0));
  digitalWrite(muxS1, bitRead(channel, 1));
  digitalWrite(muxS2, bitRead(channel, 2));
  digitalWrite(muxS3, bitRead(channel, 3));
}
void setup() {
  pinMode(muxSIG , INPUT);
  pinMode(muxS0, OUTPUT);
  pinMode(muxS1, OUTPUT);
  pinMode(muxS2, OUTPUT);
  pinMode(muxS3, OUTPUT);
  pinMode(muxEN, OUTPUT);
  digitalWrite(muxS0, LOW);
  digitalWrite(muxS1, LOW);
  digitalWrite(muxS2, LOW);
  digitalWrite(muxS3, LOW);
 //digitalWrite(muxSIG, HIGH);
  
  digitalWrite(muxEN, LOW);
  Serial.begin(9600);
  delay(1000);
  // put your setup code here, to run once:

}

void loop() {
  for(byte i =0; i< 5; i++)
  {
    SetMuxChannel(i);
    value = analogRead(muxSIG);
    Serial.print("Sensor ");
    Serial.print(i);
    Serial.print(" is :");
    Serial.println(value);
    // digitalWrite(muxSIG, HIGH);
    // delay(100);
    // digitalWrite(muxSIG, LOW);
    delay(10);

  }
  
  
  // put your main code here, to run repeatedly:

}