Lixin (Wan'an) Intelligent Display Technology Co., Ltd. (LESSON) presents a robust portfolio of 1.28-inch TFT-LCD modules, offering multiple model variants to cater to specific design requirements. These modules combine a compact 1.28-inch diagonal size with a sharp 240×240 resolution and up to 262K colors, supported by different interface options and driver ICs for maximum design flexibility.
Technical Summary: 1.28-inch TFT-LCD Module Series
Core Model Overview
- LS0128I04-S-V1: 4-line SPI interface, GC9A01A driver
- LS0128I04-S-V2: 4-line SPI interface, GC9A01A driver (updated version)
- LS0128I06-S-V2: MCU8 interface, ST77912 driver
- LSC0128I08-S-V1: 4-line SPI interface, ST77912 driver
- LSC0128I09-S-V1: 4-line SPI interface, ST77912 driver
- LSI0128HG003A: 16-bit 8080 interface, GC9A01A driver
Common Specifications Across Series
- Display Size: 1.28-inch (diagonal)
- Resolution: 240RGB × 240 pixels
- Display Colors: 262K colors
- LCD Type: Transmissive type a-Si TFT-LCD
- Module Construction: TFT-LCD panel + driver circuit + backlight unit
- Viewing Direction: Free (IPS technology)
- Pixel Arrangement: RGB vertical stripe
- Active Area (AA): 32.4mm diameter (Φ30.24mm for some variants)
- Backlight: 2 Chip White LED (If=40mA, Vf=3.0~3.4V)
Detailed Model Specifications
1. LS0128I04-S-V1 (4-line SPI + GC9A01A)
- Interface: 4-line serial interface (SPI)
- Driver IC: GC9A01A
- Input Data: 4-line serial interface
- Module Outline: 35.6±0.2mm × specific dimensions
- Operating Temperature: -10°C ~ 60°C
- Storage Temperature: -20°C ~ 70°C
- FPC Configuration: PI+FPC, total thickness 0.2±0.03mm
- Key Features: Optimized for SPI communication, compact design
2. LS0128I04-S-V2 (4-line SPI + GC9A01A - Updated)
- Interface: 4-line serial interface (SPI)
- Driver IC: GC9A01A
- Module Outline: 35.6±0.2mm × 35.2mm
- Operating Temperature: -10°C ~ 60°C
- Storage Temperature: -20°C ~ 70°C
- Pin Assignment: Comprehensive 15-pin configuration
- Environmental Compliance: ROHS + Halogen-free requirements
3. LS0128I06-S-V2 (MCU8 + ST77912)
- Interface: MCU8 interface
- Driver IC: ST77912
- Module Outline: 34.8±0.15mm (TFT&CF)
- Operating Temperature: -10°C ~ 60°C
- Storage Temperature: -20°C ~ 70°C
- Backlight Circuit: Detailed schematic provided
- Pin Configuration: 15-pin layout with specific assignments
4. LSC0128I08-S-V1 (4-line SPI + ST77912)
- Interface: 4-line serial interface (SPI)
- Driver IC: ST77912
- Module Dimensions: 35.6±0.2mm × specific outline
- Total Thickness: 2.1±0.15mm (LCM)
- FPC Configuration: PI reinforcement + FPC, total thickness 0.2±0.03mm
- Special Features: Yellow insulating tape for electrical isolation
5. LSC0128I09-S-V1 (4-line SPI + ST77912)
- Interface: 4-line serial interface (SPI)
- Driver IC: ST77912
- Module Outline: Detailed mechanical drawings available
- LCM Thickness: 2.1±0.15mm
- FPC Configuration: FPC+PI reinforcement, total thickness 0.3mm
- Backlight: 2 Chip White LED with specific driving conditions
6. LSI0128HG003A (16-bit 8080 + GC9A01A)
- Interface: 16-bit 8080 interface
- Driver IC: GC9A01A
- Input Data: 16-bit 8080 parallel interface
- Display Format: Graphic 240(RGB)×240 dot-matrix
- Viewing Direction: Free (IPS)
- Key Advantage: Parallel interface for high-speed data transfer
Comparative Analysis
Interface Selection Guide
- SPI Interface (4-line): Ideal for applications with limited GPIO pins, simpler wiring, lower pin count
- MCU8 Interface: Suitable for microcontroller-based systems with 8-bit data bus
- 8080 Parallel Interface (16-bit): Best for applications requiring high-speed data transfer and bandwidth
Driver IC Characteristics
- GC9A01A: Optimized for SPI and parallel interfaces, balanced performance
- ST77912: Advanced features for enhanced display control, suitable for SPI interfaces
Mechanical Compatibility
- Active Area Consistency: All models feature 32.4mm display area
- Outline Variations: Slight differences in module dimensions between variants
- FPC Configurations: Different reinforcement and thickness options available
Environmental Specifications
- Temperature Range: Consistent -10°C to 60°C operating range across most models
- Storage Conditions: -20°C to 70°C standard storage temperature
- Compliance: All models meet ROHS environmental requirements
Application Advantages
Design Flexibility
- Multiple Interface Options: Choose between SPI, MCU8, or 8080 based on system architecture
- Driver IC Selection: Match driver features to application requirements
- Mechanical Variants: Different outline dimensions for various housing designs
Performance Features
- High Resolution: 240×240 pixels on 1.28-inch display provides excellent pixel density (~201 PPI)
- IPS Technology: Free viewing direction with excellent color consistency at all angles
- High Brightness: 400 cd/m² typical luminance for good visibility
- Wide Color Gamut: 65% color gamut for vibrant color reproduction
Reliability and Quality
- Industrial Temperature Range: Suitable for demanding environments
- Comprehensive Documentation: Detailed specifications for each variant
- Quality Assurance: Defined inspection standards and testing procedures
Target Applications
- Wearable Devices: Smart watches, fitness bands, health monitors
- Industrial HMI: Control panels, instrument displays, status indicators
- Consumer Electronics: Portable devices, gaming accessories, smart home controls
- Medical Devices: Patient monitors, diagnostic equipment displays
- IoT Devices: Connected device interfaces, sensor displays
Selection Considerations
- Interface Compatibility: Match module interface to host controller capabilities
- Speed Requirements: Consider data transfer needs when choosing interface type
- Power Constraints: Evaluate power consumption based on driver IC and backlight
- Mechanical Fit: Verify outline dimensions match product housing design
- Environmental Conditions: Ensure temperature range meets application requirements
Market Perspective
"Our 1.28-inch display series demonstrates our commitment to providing tailored solutions for different market needs," said a LESSON technical representative. "By offering multiple interface options and driver IC combinations, we enable designers to select the optimal configuration for their specific application, whether it's a power-constrained wearable or a high-performance industrial display."
Availability and Support
All 1.28-inch module variants are available for sampling and volume production. Complete technical documentation including interface specifications, mechanical drawings, electrical characteristics, and application notes is provided for each model.
Keywords for SEO: 1.28 inch TFT LCD, 240x240 display, SPI interface, MCU8 interface, 8080 interface, GC9A01A driver, ST77912 driver, LS0128I04-S-V1, LS0128I06-S-V2, IPS display, 262K colors.
Meta Description: Explore LESSON's comprehensive 1.28-inch TFT-LCD series featuring 240×240 resolution, multiple interface options (SPI/MCU8/8080), and GC9A01A/ST77912 driver ICs. Perfect for wearables, industrial HMI, and consumer electronics with IPS technology and 262K colors.
