#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <Servo.h>

Servo myServo;
LiquidCrystal_I2C lcd(0x27, 16, 2);  // Adresa LCD a rozmery riadkov

const int buttonPinB = 2; // Tlačidlo na porte B
const int buttonPinC = 3; // Tlačidlo na porte C
const int buttonPinD = 4; // Tlačidlo na porte D

bool PC1_triggered = false;
bool PC2_triggered = false;
bool PC3_triggered = false;

void setup() {
  lcd.init();
    lcd.backlight();
      pinMode(buttonPinB, INPUT_PULLUP);
        pinMode(buttonPinC, INPUT_PULLUP);
          pinMode(buttonPinD, INPUT_PULLUP);

            myServo.attach(9); // Pripojenie servo motora na pin 9
            }

            void loop() {
              if (digitalRead(buttonPinB) == LOW) {
                  rotateServo(45);
                      delay(50); // Anti-debounce delay
                        }

                          if (digitalRead(buttonPinC) == LOW) {
                              rotateServo(90);
                                  delay(50); // Anti-debounce delay
                                    }

                                      if (digitalRead(buttonPinD) == LOW) {
                                          rotateServo(180);
                                              delay(50); // Anti-debounce delay
                                                }
                                                }

                                                void rotateServo(int angle) {
                                                  myServo.write(angle);
                                                    lcd.clear();
                                                      lcd.print("Uhol: ");
                                                        lcd.print(angle);
                                                          lcd.print(" stupnov");
                                                            delay(2000);
                                                            }