LSC101I34-MP-V1 | 10.1 inch TFT-LCD | 800x1280 | MIPI DSI | With CTP
1. Executive Summary & Product Positioning
The LSC101I34-MP-V1 is a 10.1-inch transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module developed by 立信(万安)智显科技有限公司 (Lesson Smart Display Technology Co., Ltd). It is composed of a TFT-LCD panel, a driver circuit, and a backlight unit. The panel size is 10.1 inch and the resolution is 800(RGB)*1280, the panel can display up to 16.7M colors. This module includes an integrated capacitive touch panel (CTP).
Product Positioning: Designed for a wide range of industrial and commercial applications requiring a portrait-mode display with a standard MIPI interface. The module features a typical brightness of 400 cd/m² and a high contrast ratio of 800:1. It utilizes a standard MIPI DSI (Display Serial Interface) for easy integration with a wide range of modern application processors. With its IPS display technology for wide viewing angles and integrated capacitive touch, it is ideally suited for industrial HMIs, medical equipment, and other embedded display systems.
2. Detailed Product Overview & Architecture
The module's architecture is designed for robust performance and straightforward integration. The primary components include:
- TFT-LCD Panel: 10.1-inch diagonal, a-Si TFT active matrix, transmissive, IPS display mode. The resolution is 800(RGB) × 1280 pixels with an active area of 135.36 (H) × 216.58 (V) mm.
- Driver IC: The module uses a main LCD driver, model JD9365DA-H3.
- Backlight Unit (B/L): A white LED edge-lit backlight unit. The backlight configuration is 4串8并 (4 strings of 8 LEDs in parallel = 32 LEDs total). The driving condition is IF=160mA, Vf=11.2~13.6V.
- Touch Panel (CTP): The module includes an integrated capacitive touch panel (CTP) with a G+G (Glass + Glass) structure. The touch controller IC is a GSL3670 (COF package) with RX14*TX26 channels, supporting 10-point touch.
- Mechanical Construction: COG (Chip-on-Glass) + FPC + B/L + CTP. The module outline dimensions are 159.61 × 240.83 × 4.2 mm.
- Interface: The module communicates via a 40-pin FPC connector. The main display interface is MIPI DSI (4 data lanes). The touch panel communicates via a standard I2C interface at 1.8V logic level.
3. Exhaustive Technical Specifications
3.1 General & Mechanical Specifications
| Item | Specification |
| Display Size (Diagonal) | 10.1 inches |
| Resolution (Dots) | 800(RGB) × 1280 |
| Display Technology | a-Si TFT, Transmissive, IPS |
| Module Construction | COG+FPC+B/L+CTP |
| Color Depth | 16.7M colors |
| Viewing Angle (CR>10) | 80°/80°/80°/80° (L/R/U/D, Typ) |
| Luminance (Brightness, Typ) | 400 cd/m² |
| Contrast Ratio (Typical) | 800:1 (Typ) |
| Active Area (H×V) | 135.36 × 216.58 mm |
| Module Outline (H×V×D) | 159.61 × 240.83 × 4.2 mm |
| Interface | MIPI DSI (4 Data Lanes) |
| Backlight Configuration | 32 LEDs (4串8并), IF=160mA, Vf=11.2~13.6V |
| Touch Controller IC | GSL3670 (COF) |
| Driver IC | JD9365DA-H3 |
| Operating Temperature | -20°C to +70°C |
| Storage Temperature | -30°C to +80°C |
3.2 Interface & Electrical Specifications
3.2.1 Pin Description (Key Signals from 40-Pin Connector)
The module uses a 40-pin connector. The pinout integrates the MIPI DSI interface, display controls, power supply, and touch panel signals. Key pins are described below:
| Pin Category | Pin No. | Symbol | Description |
|---|---|---|---|
| Power | 1 | VDD(2.8V) | Power supply for touch (2.8V) |
| 2 | VDD(3.3V) | Power supply for LCD logic (3.3V) | |
| Ground | 10, 15, 22 | GND | Ground |
| MIPI DSI | 8-9 | D0N, D0P | MIPI Data Lane 0 |
| 11-12 | D1N, D1P | MIPI Data Lane 1 | |
| Control | 5 | RESET(1.8V) | Reset pin (Active Low, 1.8V level) |
| Backlight | 7, 8 | LED+ | LED Backlight Anode (+) |
| 9, 10 | LED- | LED Backlight Cathode (-) | |
| Touch Panel (CTP) | 13 | RST(1.8V) | Touch Reset Signal (1.8V) |
| 14 | INT(1.8V) | Touch Interrupt (1.8V) | |
| 16 | SDA(1.8V) | Touch I2C Data (1.8V) | |
| 17 | SCL(1.8V) | Touch I2C Clock (1.8V) |
3.2.2 Electrical Characteristics (Typical Values)
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply voltage (Main) | VCC | 2.5 | 3.3 | -- | V |
| Supply voltage (IO) | IOVCC | -- | 1.8 | -- | V |
| Input Voltage (L level) | VIL | 0 | -- | 0.3*IOVCC | V |
| Input Voltage (H level) | VIH | 0.7*VCC | -- | IOVCC | V |
3.2.3 Backlight Characteristics
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Forward Current | IF | -- | 160 | -- | mA |
| Forward Voltage | Vf | 11.2 | -- | 13.6 | V |
3.3 Timing Characteristics (From Specification)
The specification details the vertical and horizontal timing parameters for the MIPI interface.
3.3.1 Vertical Timings (Resolution=800x1280)
| Item | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Vertical low pulse width | VS | 2 | 4 | 200 | Line |
| Vertical front porch | VFP | 4 | 20 | 200 | Line |
| Vertical back porch | VBP | 2 | 10 | 200 | Line |
| Vertical blanking period | VBK | 8 | 34 | 250 | Line |
| Vertical active area | VDISP | - | 1280 | - | Line |
| Vertical Refresh rate | VRR | - | 60 | - | Hz |
3.3.2 Horizontal Timings (Resolution=800x1280)
| Item | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| HS low pulse width | HS | 6 | 18 | 78 | DCK |
| Horizontal back porch | HBP | 5 | 18 | 78 | DCK |
| Horizontal front porch | HFP | 5 | 18 | 78 | DCK |
| Horizontal blanking period | HBLK | 16 | 54 | 88 | DCK |
| Horizontal active area | HDISP | - | 800 | - | DCK |
| Pixel Clock | PCLK | 63.06 | 67.33 | 81.51 | MHz |
3.4 Optical Specifications
The specification defines optical performance parameters including response time. The response time (Rising time Tr) is the time for output to change from 10% to 90% of final intensity, and (Falling time Tf) from 90% to 10%.
3.5 Touch Panel (CTP) Characteristics
- Touch Controller: GSL3670 (COF package).
- Structure: G+G (Cover Glass + OCA + ITO Glass + FPC).
- Cover Glass: Panda steel glass (熊猫钢化玻璃), 1.1mm thick. The total thickness with OCA and Sensor glass is 1.7±0.15mm (excluding double-sided adhesive). Surface hardness ≥ 6H (pencil test).
- Interface: I2C (SCL, SDA) at 1.8V logic level, with interrupt (INT) and reset (RST) pins. IO voltage is 1.8V.
- Power Supply: 2.8V (for touch chip), 3.3V (from touch chip).
- Touch Points: Supports 10-point touch.
- Light Transmittance: ≥ 85%.
- ESD Protection: Contact: ±8KV, Air: ±12KV.
- Channel Configuration: RX14*TX26.
4. Application Guidelines & Critical Notes
When integrating the LSC101I34-MP-V1 module, engineers must adhere to the specific guidelines outlined in the specification to ensure optimal performance and reliability.
- Power Supply (Multi-rail): This module requires multiple power supply rails: VDD (3.3V) for LCD logic, IOVCC (1.8V) for the MIPI and control IO interface, and VDD_TOUCH (2.8V) for the touch controller. Correct power sequencing is critical for reliable operation.
- IO Voltage Level (1.8V): All MIPI and control-related IOs (Reset, INT, I2C for touch) operate at 1.8V logic levels. The host processor must be compatible or level-shifting must be used.
- Backlight Driver: The backlight requires a constant current driver set to 160mA (total), with a forward voltage of 11.2V to 13.6V. The LED configuration is 4串8并 (4 strings of 8 LEDs in parallel = 32 LEDs total).
- MIPI DSI Interface: The module uses a standard MIPI DSI interface. Ensure that the host processor's MIPI DSI transmitter is compatible and can be configured for the correct number of lanes and data rate. Proper PCB layout for differential pairs (100-ohm impedance) is critical.
- Mechanical Integration: The specification provides detailed mechanical guidelines. Key notes from the drawing include: The enclosure's viewing area should be 0.3mm smaller than the VA (active area) per side. The foam on the housing should be 0.6mm larger than the VA per side. The TP edge must not contact any metal conductor. The tolerance for glass segments is ±0.2mm. Warpage must be ≤ 0.3mm.
- Front Camera Hole: The mechanical drawing indicates a dedicated front camera through-hole (前摄透明孔) in the cover glass.
- Touch Panel Initialization: The GSL3670 touch controller will require initial configuration via its I2C interface. The interrupt signal (INT) is configured as a pull-down pulse.
5. Conclusion & Design-In Support
The LSC101I34-MP-V1 from Lesson Smart Display Technology is a well-rounded, 10.1-inch TFT-LCD module that combines a portrait-mode WXGA resolution, an integrated touch panel, a standard MIPI interface, and an IPS display for wide viewing angles. This makes it a versatile and powerful component for a wide array of industrial, medical, and commercial display applications.
For design-in support, it is strongly recommended to:
- Obtain and review the full Product Specification (Revision 1.0) for the complete set of MIPI D-PHY timing parameters and mechanical outline drawings.
- Design the power supply section following the recommended power sequence for the multiple rails (VCC 3.3V, IOVCC 1.8V, TP_VDD 2.8V) and the backlight driver (160mA at 11.2-13.6V).
- Use the mechanical drawing to create an accurate enclosure design, paying particular attention to the module size of 159.61 × 240.83 × 4.2 mm, the active area of 135.36 × 216.58 mm, and the front camera hole.
- Contact the manufacturer for evaluation kits, sample requests, and technical support during the design-in phase.
This module is engineered to deliver consistent, bright, and reliable display performance for a variety of applications.
