This is a 128x64 dot STN negative blue transmissive dot matrix LCD module. The viewing angle is 12 o'clock direction. The driving voltage is 1/65 Duty, 1/7 bias. It adopts Epson S1D10605D04B (COG) Dot Matrix LCD Driver or equivalent. FPC, White LED02 backlight.
The document describes the BTHQ 128064AVD‑SMN‑06‑LED02white‑COG 128×64 dot STN LCD module with a white LEDO2 backlight. It includes general description, mechanical dimensions, interface signals and detailed electrical ratings.
Key specifications include outline dimensions of 55.6 mm × 70.2 mm × 4.33 mm, a viewing area of 50.60 mm × 31.0 mm, a display format of 128 × 64 dots, and LED forward voltage of 3.2‑4.0 V. Absolute maximum ratings, environmental limits and LED optical data are also provided.