#ifndef MULTIPLEXER_H
#define MULTIPLEXER_H

#include <Arduino.h>

class Multiplexer {
private:
  uint8_t s0, s1, s2, s3;
  uint8_t analogPin;
  int lastValues[16];
  unsigned long lastReadTime[16];
  
public:
  Multiplexer(uint8_t s0Pin, uint8_t s1Pin, uint8_t s2Pin, uint8_t s3Pin, uint8_t analogPin);
  void init();
  int readChannel(uint8_t channel);
  bool hasChanged(uint8_t channel, int threshold = 4);
  void selectChannel(uint8_t channel);
};

#endif