Introduction
This document provides the specifications for the LS027T01-R-V1, a compact 2.7-inch TFT LCD module developed by LESSON Smart Display. Characterized by its elongated 960x240 resolution and a "Normally White" display mode, this module offers a unique wide-aspect-ratio viewing area suitable for specific information display applications. Controlled by the IL18961 driver IC and featuring a straightforward parallel RGB 8-bit interface, it is designed for easy integration with microcontrollers or processors that have a standard LCD controller interface. This module is ideal for applications such as portable point-of-sale devices, industrial handheld terminals, automotive auxiliary displays, or consumer gadgets where a narrow, information-rich screen is required.
Key Specifications
- Brand & Model: LESSON Smart Display LS027T01-R-V1
- Screen Size: 2.7 inches (diagonal)
- Active Area: 40.50 mm (Width) × 54.00 mm (Height)
- Driver IC: IL18961
- Display Technology: TFT LCD
- Display Mode: Normally White
- Display Resolution: 960 RGB (Horizontal) × 240 (Vertical) pixels
- Aspect Ratio: Approximately 16:4 (or 4:1), very wide
- Module Outline Dimensions: 44.50 mm (W) × 60.00 mm (H) × 2.80 mm (T) (Typical, excluding connector)
- Viewing Direction: 6 o'clock (as specified, indicating a primary viewing direction)
- Interface: RGB 8-bit Parallel Interface
- Display Colors: 262 Thousand Colors (for 8-bit RGB interface)
- Backlight: White LED backlight system
- Touch Panel: Without (as per specification table)
- Operating Temperature: -20°C to +70°C
- Storage Temperature: -30°C to +80°C
General Description
The LS027T01-R-V1 features a distinctive rectangular active area (40.5mm x 54mm), resulting in a wide screen format. The 960x240 resolution is well-suited for displaying text-based information, status bars, simple graphics, or multiple data points in a horizontal layout. The "Normally White" display mode indicates that the liquid crystal cells allow light to pass through in their default (no voltage) state. This mode can sometimes offer advantages in terms of power consumption for applications that predominantly display bright screens, though contrast in dark scenes may be lower compared to normally black modes.
The module's functionality is managed by the IL18961 display driver IC. This IC is designed to support this specific resolution and color depth. The interface is a classic parallel RGB 8-bit interface. This type of interface uses separate data lines for red, green, and blue color components (typically 8 lines total for R, G, and B, plus control signals like HSYNC, VSYNC, and DOTCLK). It is a common and well-understood interface that is directly supported by many microcontrollers' built-in LCD controllers or by external display controller chips. It provides a direct, low-latency path for pixel data. The specified "6 o'clock" viewing direction means the optimal image quality is designed to be viewed from directly above (if the module is mounted with its connector at the top), which is a typical configuration for many handheld devices.
Application Scenarios
The unique wide-screen format of this module lends itself to specific applications:
- Portable POS Terminals and Barcode Scanners: Ideal for displaying transaction information, product lists, or scanner status in a horizontal layout.
- Industrial Handheld Data Collectors: For showing multiple columns of data, logs, or form-based entries.
- Automotive Aftermarket Displays: As a secondary information screen for trip computer data, audio system status, or rear-view camera display (with appropriate adaptation).
- Consumer Electronics: For mini printers, handheld gaming devices with a landscape format, or as a status display on larger equipment.
- Smart Home Interfaces: Control panels where functions are listed horizontally.
- Medical Devices: Portable monitors for displaying waveform traces (like ECG) across a wide horizontal axis.
Conclusion
The LESSON Smart Display LS027T01-R-V1 offers a specialized display solution with its wide 2.7-inch screen and 960x240 resolution. The use of the IL18961 driver IC and a standard RGB 8-bit parallel interface ensures reliable operation and straightforward integration for developers familiar with traditional LCD interfaces. Its "Normally White" mode and specific viewing direction are design choices that suit its target applications. For projects requiring a compact, information-dense display in a wide format, this module presents a practical and functional option.
