code: func (s *SSD1306Driver) Display() (err error) {
  	s.command(ssd1306ColumnAddr)
  	s.command(0)
  	s.command(uint8(s.DisplayWidth) - 1)
  	s.command(ssd1306PageAddr)
  	s.command(0)
  	s.command(uint8(s.pageSize) - 1)
  	if err = s.dcDriver.DigitalWrite(1); err != nil {
  		return err
  	}
  	return s.connection.Tx(append([]byte{0x40}, s.buffer.buffer...), nil)
  }
docs: // Display sends the memory buffer to the display.