#ifndef LCD_H #define LCD_H #include enum class MenuStates { WELCOME, SETTINGS, VOLUME, RESET }; extern MenuStates menuState; extern const String MENU_NAMES[]; extern const int SPECIAL_MENU_TIMEOUT; extern const int NUM_OF_MENUS; extern int currentMenu; extern unsigned long exitScreen; void initializeLCD(); void printHomeScreen(); void updateDisplay(); void checkSchedule(); #endif