SMS2501 liquid crystal display module is a low-power digital pen segment type liquid crystal display module, which can display 25 digits and 19 segment prompts and 14 small decimal points, and is widely used in bank auxiliary instruments.
The SMS2501 is a numeric LCD display module with a three‑wire serial interface, capable of showing digits, a segment indicator and up to 14 decimal points. It is low‑power and intended for use with VCU microcontrollers in banking auxiliary instruments.
The manual lists the module's technical parameters such as operating voltage (4.8‑5.2 V), character height (12 mm), reflective positive display mode, and environmental limits. It also describes the pin functions, signal definitions, physical dimensions, and the address mapping table for segment control. This manual is written in Chinese.
| Display capacity | >s digits, 1 segment indicator, 14 decimal points |
|---|---|
| Operating voltage | 4.8 V – 5.2 V |
| Character height | 12 mm |
| Display mode | Reflective positive display |
| Interface type | Three‑wire serial interface |
The module operates from 4.8 V to 5.2 V, with a recommended best voltage of 5.0 V.
It can display more than s digits, one segment indicator, and up to 14 decimal points.
The module uses a three‑wire serial interface.