: Because the library writes directly to the display's hardware pages without a memory buffer, it is incredibly fast and uses almost zero RAM.
While the U8g2 library includes hundreds of fonts, there are times when a custom font is needed—perhaps for a company logo, a special symbol set, or a display of unusual dimensions. The process typically involves: u8x8 fonts
A U8x8 font is a C array of bitmaps. Each character is 8 bytes (one per row). See examples in the library’s c64/ folder. : Because the library writes directly to the