#include <LiquidCrystal_I2C.h>

#define I2C_ADDR    0x27
#define LCD_COLUMNS 16
#define LCD_LINES   2

//MAX 8 Benutzerdefinierte Zeichen möglich
byte customChar[2][8]= {
    {                     //PAUSE || (STOP)
        B00000,
        B11011,
        B11011,
        B11011,
        B11011,
        B11011,
        B11011,
        B00000
    },
    {                     //PLAY > (RUN)
        B01000,
        B01100,
        B01110,
        B01111,
        B01111,
        B01110,
        B01100,
        B01000
    }
};

float durchmesser = 1.7;

LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);

void setup() {
  // Init
  lcd.init();
  lcd.backlight();

  // Print something
  lcd.setCursor(3, 0);
  lcd.print(durchmesser);
  lcd.setCursor(7, 0);
  lcd.print("mm");

  lcd.createChar(1, customChar[0]);
  lcd.createChar(2, customChar[1]);

  // Zeichen 1
  lcd.setCursor(3, 1);
  lcd.write(1);

  //Zeichen 2
  lcd.setCursor(5, 1);
  lcd.write(2);

}


void loop() {
   /*for(byte i=0; i<=30; i++) {
        lcd.setCursor(i/2, 0);
        lcd.write(1+i%2);
        delay(350);
        lcd.clear();
    }*/
}