The Dalian Dong EDM12864-19 LCD module user manual provides specifications, wiring, and operation instructions for the 128×64 graphic display.
This manual describes the scope of use, quality assurance, performance characteristics, mechanical dimensions, and I/O interface options for the EDM12864-19 graphic LCD module. It also includes reliability data, production precautions, and usage guidelines.
Key sections cover the module's electrical parameters, back‑light options, pin functions, and command handling, helping designers integrate the display into their systems with correct power, voltage, and timing settings. This manual is written in Chinese.
| Display resolution | 128 × 64 pixels |
|---|---|
| Power supply voltage (Vdd) | 0 V – 6.0 V (typical 2.7 V – 5.5 V) |
| LCD drive voltage (Vdd‑Vee) | 0 V – 7.0 V |
| Operating temperature | -25 °C to 70 °C |
| Storage temperature | -30 °C to 80 °C |
| Weight | ≈80 g |
| Backlight | LED (optional) |
| Interface options | 8‑bit parallel, 4‑bit parallel, or serial (selected by PSB pin) |
The manufacturer provides a 12‑month quality guarantee when the product is used and stored under the normal conditions described in the manual.
Vdd may be supplied from 2.7 V to 5.5 V under typical conditions, with an absolute minimum of 0 V and a maximum of 6.0 V.