code: func (s *SSD1306Driver) Init() (err error) {
  	s.Off()
  	s.commands(ssd1306InitSequence)
  
  	s.commands([]byte{ssd1306ColumnAddr, 0, // Start at 0,
  		byte(s.Buffer.Width) - 1, // End at last column (127?)
  	})
  
  	s.commands([]byte{ssd1306PageAddr, 0, // Start at 0,
  		(byte(s.Buffer.Height) / ssd1306PageSize) - 1, // End at page 7
  	})
  
  	return nil
  }
docs: // Init turns display on