#include <LiquidCrystal.h>
#include <Keypad.h>

const byte ROWS = 1;
const byte COLS = 6;

// define keymap
char keys[ROWS][COLS] = {
  {'1','2','3','4','e','c'}
};

byte rowPins[ROWS] = {3};
byte colPins[COLS] = {13, 12, 11, 10, 9, 8};

//create keypad
Keypad keypad = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS );

//set lcd pins
LiquidCrystal lcd(1, 2, 7, 6, 5, 4);

void setup() {
  lcd.begin(16, 2);
  Serial.begin(9600);
}

void loop(){
  char key = keypad.getKey();
  
  if(key != NO_KEY) {
    Serial.println(key);
    lcd.print(char(key));
  }
}