text: #ifndef LEDBASIC_H    // Include guard
  #define LEDBASIC_H
  #include <Arduino.h>  // for C++ file
  class LEDbasic {
          int LED_pin;
  public:
          LEDbasic(int);
          ~LEDbasic();
          void on();
          void off();
          void blink(int);
          void flip();
  };
  #endif
  
  