// include the library code:
 #include <LiquidCrystal.h>

 const int numRows = 2;
 const int numCols = 16;

 const int lcdBackLightPin = 12;
 const int upButtonPin = 6;
 const int downButtonPin = 5;
 const int setButtonPin = 4;
 const int resetButtonPin = 3;

 // initialize the library with the numbers of the interface pins
 LiquidCrystal lcd(13, 11, 10, 9, 8, 7);

 void setup() {
  // set up the LCD's number of rows and columns:
  lcd.begin(numRows, numCols);
  lcd.clear();
  lcd.setCursor(5, 1);
  lcd.print("XistiX");
  digitalWrite(lcdBackLightPin, HIGH);

  pinMode(lcdBackLightPin, OUTPUT);
  pinMode(upButtonPin, INPUT);
  pinMode(downButtonPin, INPUT);
  pinMode(setButtonPin, INPUT);
  pinMode(resetButtonPin, INPUT);


 }

 void loop() {
  if(digitalRead(upButtonPin))
  {
    lcd.setCursor(0, 0);
    lcd.print("UP Button");
  }
  else if(digitalRead(downButtonPin))
  {
    lcd.setCursor(0, 0);
    lcd.print("DOWN Button");
  }
  else if(digitalRead(setButtonPin))
  {
    lcd.setCursor(0, 0);
    lcd.print("SET Button");
  }
  else if(digitalRead(resetButtonPin))
  {
    lcd.setCursor(0, 0);
    lcd.print("RESET Button");
  }
  else
  {
    lcd.setCursor(0, 0);
    lcd.print("            ");
  }
 }