This document is a specification for the BTHQ 42005VSS-06 LCD module, including mechanical specifications, backlight specifications, interface signals, electrical characteristics, etc.
The BTHQ 42005VSS-06 is a 20‑character (5 × 8 dots) by 4‑line STN transmissive negative blue dot matrix LCD module with a white LED05 backlight. It uses a Samsung KS0066U‑10B controller and offers a viewing angle of 6 o’clock direction.
The document provides full mechanical dimensions, backlight characteristics, interface pinout, absolute maximum ratings, typical electrical parameters and timing specifications required for integration into electronic equipment.