JD12232BZK LCD display module is a 122×32 dot matrix Chinese character graphic LCD display module, which can display Chinese characters and graphics. It has functions such as cursor display, screen shift, sleep mode, etc.
The JD12232BZK is a 122×32 dot matrix LCD display module with a built‑in GB2312 Chinese character set. It can be driven directly by a CPU via either an 8‑bit parallel bus or a serial interface, and supports functions such as cursor display, screen shift and sleep mode.
The manual provides a detailed pin description, hardware interface timing diagrams, the full user command set, display coordinate mapping, example programs and mechanical dimensions. It also includes the character set and programming notes for using the module in embedded applications. This manual is written in Chinese.
| Display resolution | 122×32 dots |
|---|---|
| Supply voltage (VDD) | 4.5 V – 5.5 V |
| LCD drive voltage (V0) | 0 V to ‑10 V |
| Operating temperature | 0 °C – 55 °C (normal) / ‑20 °C – 70 °C (wide) |
| Mechanical size | 84.0 mm × 44.0 mm × 13.0 mm |
| Number of pins | 24 pins |
It uses a 122 × 32 dot matrix display.
Send the clear‑display command with code 01H.
The module supports an 8‑bit parallel bus and a serial interface.