SMS0901B LCD module is a digital pen type LCD module, can display 8 digits and 15 segments of prompts and 7 decimal points, low power consumption, with MCU single chip microcomputer using three-wire serial interface, widely used in smart meters.
About this manual
The SMS0901B is a digital LCD display module that can show 8 digits, 15 symbols and 7 decimal points. It is low‑power and connects to an MCU via a three‑wire serial bus, making it suitable for smart meters.
Key specifications include a 5.0 V supply with 300 mA current, a character height of 9.5 mm, operating temperature range –40 °C to 85 °C, reflective display type, three‑wire serial interface, and a compact size of roughly 78 mm × 72 mm × 8.8 mm. This manual is written in Chinese.
What's inside
- Overview
- Technical Specifications
- Interface Signals
- Physical Dimensions
- Character Mapping Table
Specifications
| Display capacity | 8 digits, 15 symbols, 7 decimal points |
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| Character height | 9.5 mm (8.0 mm alternate) |
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| Interface | Three‑wire serial interface |
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| Dimensions | 78.0 mm × 72.0 mm × 8.8 mm |
Frequently asked questions
How many digits, symbols and decimal points can the SMS0901B display?
The module can display 8 digits, 15 symbols and 7 decimal points.
What type of interface does the SMS0901B use?
It uses a three‑wire serial interface.
What are the physical dimensions of the SMS0901B module?
The module measures approximately 78 mm × 72 mm × 8.8 mm.