#include <Keypad.h>
#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>

#define TFT_CS 10
#define TFT_RST 8
#define TFT_DC 9

Adafruit_ILI9341 TFT = Adafruit_ILI9341 (TFT_CS, TFT_DC, TFT_RST);

const byte row_num = 4;
const byte col_num = 4;

char keys [row_num][col_num] = {
  {'1','2','3','A'},
  {'4','5','6','B'},
  {'7','8','9','C'},
  {'*','0','#','D'},
};

byte row_pin [row_num] = {7,6,5,4};
byte col_pin [col_num] = {3,2,1,0};

Keypad keypad = Keypad (makeKeymap(keys),row_pin,col_pin,row_num,col_num);



void setup() {
  TFT.begin();
  TFT.setRotation(0);
  TFT.fillScreen(ILI9341_BLACK);
  TFT.setTextColor(ILI9341_WHITE);  
  TFT.setTextSize(4);
  TFT.setCursor(10,10);

}

void loop() {
  char key = keypad.getKey(); // prebere pritisnjeno tipko
  if (key) {
    TFT.print(key);
  }

}