#include <ezButton.h>

int input;
byte i1;
byte i2;
int output;
byte buttons;

ezButton b1(3);
ezButton b2(4);

void setup() {
  b1.setDebounceTime(20);
  b2.setDebounceTime(20);

  pinMode(3, INPUT_PULLUP);
  pinMode(4, INPUT_PULLUP);

  Serial.begin(115200);
  input=32767;
  buttons=B00000000;


  i1=lowByte(input);
  i2=highByte(input);



  output=(i2<<8)+i1;


}

void loop() {
  b1.loop();
  b2.loop();
  // put your main code here, to run repeatedly:
  if(b1.isPressed()){
    buttons ^= B00000001;
  }
    if(b2.isReleased()){
    buttons ^= B00000010;
  }

  if(buttons & B00000010){
    Serial.print(1);
    } else {
      Serial.print(0);
    }
  Serial.print(",");
  if(buttons & B00000001){
    Serial.print(3);
    } else {
      Serial.print(2);
    }
    Serial.println(" ");
  delay(10);
}