#include <SoftwareSerial.h>
SoftwareSerial mySerial(0,1);

int totalChannels = 8;

int addressA = 2;
int addressB = 3;
int addressC = 4;

int A = 0;      //Address pin A
int B = 0;      //Address pin B
int C = 0;      //Address pin C

void setup() {
  mySerial.begin(9600);
  // Prepare address pins for output
  pinMode(addressA, OUTPUT);
  pinMode(addressB, OUTPUT);
  pinMode(addressC, OUTPUT);
  // Prepare read pin 
  pinMode(A4, INPUT);
}

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
    mySerial.print("Channel ");
    mySerial.print(i);
    mySerial.print(" value: ");
    //if(i==5)
    //{
      mySerial.println(analogRead(A4));
    //}
  }
  delay(2000);
}