int totalChannels = 2;

int addressA = 0;
int addressB = 1;
int addressC = 2;

int A = 0;      //Address pin A
int B = 0;      //Address pin B
int C = 0;      //Address pin C
const int ledPin = 6;


void setup() {
  Serial.begin(9600);
  // Prepare address pins for output
  pinMode(addressA, OUTPUT);
  pinMode(addressB, OUTPUT);
  pinMode(addressC, OUTPUT);
  // Prepare read pin
  pinMode(A0, INPUT);
   pinMode(ledPin, OUTPUT);
}

void loop() {
  //Select each pin and read value
  for(int i=0; i<totalChannels; i++){
    A = bitRead(i,0); //Take first bit from binary value of i channel.
    B = bitRead(i,1); //Take second bit from binary value of i channel.
    C = bitRead(i,2); //Take third bit from value of i channel.

    //Write address to mux
    digitalWrite(addressA, A);
    digitalWrite(addressB, B);
    digitalWrite(addressC, C);

    //Read and print value
    Serial.print("Channel ");
    Serial.print(i);
    Serial.print(" value: ");
    Serial.println(analogRead(A0));
  }
  delay(10);
}
  digitalWrite(ledPin, HIGH);   // set the LED on
  delay(1000);                  // wait for a second
  digitalWrite(ledPin, LOW);    // set the LED off
  delay(1000);                  // wait for a second
}