((full)): Font 6x14.h Library Download
void setup() u8g2.begin(); u8g2.setFont(u8g2_font_6x14_t); // <-- The 6x14 font built-in u8g2.setFontDirection(0);
If you are writing your own LCD driver (e.g., for an ST7920 or ILI9341), you will write a function like this: Font 6x14.h Library Download