SMS1207C LCD display module is a digital pen type LCD display with three-wire serial interface. It can display 12 digits and 8 sets of Chinese characters + 12 decimal points, and is widely used in phone meters and intelligent display meters.
About this manual
The SMS1207C is a digital matrix LCD display module capable of showing 12 digits, 8 characters and 12 decimal points with low power consumption. It connects to a microcontroller via a three‑wire serial bus and is suitable for applications such as telephone meters and smart display instruments.
The manual lists the main technical parameters, including operating voltage, character height, display type, interface method, signal definitions and the module's physical dimensions. It also provides a mapping table for the LCD segment pins. This manual is written in Chinese.
What's inside
- Overview
- Main Technical Parameters
- Interface Method
- Interface Signal Description
- Physical Dimensions
- Mapping Table
Specifications
| Display capacity | 12 digits + 8 characters + 12 decimal points |
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| Operating voltage | 4.8~5.2 V |
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| Character height | 13.0 mm |
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| Interface | 3‑wire serial interface (type G) |
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| Interface signals | CS, CK, PL, VSS, NC, VPP |
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| Physical dimensions | ≈131.0 mm × 9.8 mm |
Frequently asked questions
What is the operating voltage range of the SMS1207C?
The module operates from 4.8 V to 5.2 V.
How many digits, characters and decimal points can the SMS1207C display?
It can display 12 digits, 8 characters and 12 decimal points.
What type of interface does the SMS1207C use?
It uses a three‑wire serial interface (type G).