text: #pragma once
  
  #include <U8g2lib.h>
  #include "config.h"
  
  
  void setupOLED(void);
  void u8g2_prepare(void);
  
  #if defined(TTGO)
    extern U8G2_SSD1306_128X64_NONAME_1_HW_I2C u8g2;
  #else
    extern U8G2_SSD1306_128X32_UNIVISION_1_HW_I2C u8g2;
  #endif