Powertip alphanumeric lcd display modules powertip pc2004wrm a the powertip alphanumeric lcd display backlit 20x4 is an intelligent alphanumeric dot matrix display 20x4 transflective backlit employing supertwist nematic technology providing a superior viewing angle and high contrast over conventional designs very low on power consumption and both ttl and cmos compatible this quality lcd display is easily interfaced to 4 or 8 bit microprocessors cmos controllers and drivers powertip