LilyGO T-Panel-Lite S3 4.0-inch LCD ESP32-S3 Dual MCU Dev Board
LilyGO T-Panel-Lite S3 4.0-inch LCD ESP32-S3 Dual MCU Dev Board - Image 2
LilyGO T-Panel-Lite S3 4.0-inch LCD ESP32-S3 Dual MCU Dev Board - Image 3
LilyGO T-Panel-Lite S3 4.0-inch LCD ESP32-S3 Dual MCU Dev Board - Image 4
SKU: IOWC-1811
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LilyGO T-Panel-Lite S3 4.0-inch LCD ESP32-S3 Dual MCU Dev Board

₹4,929.00 (Inclusive of all taxes)
Out of Stock

The LilyGO T-Panel-Lite S3 is a 4.0-inch LCD development board powered by the ESP32-S3 dual-core processor, integrating Wi-Fi, Bluetooth 5.0, and 8MB PSRAM. It supports Arduino IDE, PlatformIO, and MicroPython for building rich graphical IoT interfaces and multimedia applications.

Features

  • 4.0-inch LCD with 460×460 resolution and SPI+RGB interface for crisp graphics and UI development.
  • ESP32-S3 dual-core LX7 MCU with 16MB flash and 8MB PSRAM for high-performance IoT and edge computing tasks.
  • Integrated 2.4GHz Wi-Fi and Bluetooth 5 (LE) for wireless connectivity in smart home and industrial control projects.
  • Supports Arduino, PlatformIO, and MicroPython with libraries like Arduino_GFX and LVGL for rapid GUI prototyping.
  • Onboard Boot (IO0) and Reset buttons plus two user keys for easy firmware flashing and interactive control.

Out of stock

Description

The LilyGO T-Panel-Lite S3 merges a high-resolution 4-inch display with the powerful ESP32-S3 wireless SoC, creating a unified platform for embedded GUI and IoT system development. Its dual-core processor and ample PSRAM handle complex graphics rendering and network protocols simultaneously, enabling responsive touch interfaces and real-time data visualization.

Designed for seamless integration, the board provides direct access to the ESP32-S3’s peripheral set, including its advanced Bluetooth Low Energy stack and robust Wi-Fi connectivity. The combination of a dedicated display controller and a high-performance application MCU ensures smooth operation for interactive kiosks, smart home control panels, and portable diagnostic tools, all within a compact form factor ready for enclosure mounting.

Key Features

  • High-resolution 4.0-inch LCD display with 460x460 pixel density for detailed graphical user interfaces.
  • Dual-core ESP32-S3 LX7 microprocessor delivers superior processing power for concurrent wireless and display tasks.
  • Generous 16MB flash memory and 8MB PSRAM support large application firmware and complex graphics buffers.
  • Integrated 2.4GHz Wi-Fi 4 and Bluetooth 5.0 LE enable dual-mode wireless connectivity for IoT deployments.
  • Comprehensive development support for Arduino IDE, PlatformIO, and MicroPython streamlines firmware development.
  • Onboard physical controls (Boot, Reset, two user keys) facilitate easy programming and user interaction.
  • SPI+RGB display interface provides flexible connection options for the integrated screen.
  • Compact board design optimizes space for integration into end-product enclosures and prototypes.

Applications

  • Smart home control panels and interactive dashboards for home automation systems.
  • Industrial HMI (Human-Machine Interface) for monitoring and controlling machinery.
  • Portable diagnostic and data visualization tools for field service technicians.
  • Interactive kiosks and information displays for retail or public spaces.
  • Prototyping platform for IoT devices requiring a graphical user interface.

Technical Specifications

Microcontroller/SoCESP32-S3 Dual-core LX7 microprocessor
Wireless Protocols2.4GHz Wi-Fi 4, Bluetooth 5.0 (LE)
Flash Memory16MB
PSRAM8MB
Display Size4.0-inch
Display Resolution460 x 460 pixels
Display InterfaceSPI + RGB
Development EnvironmentArduino IDE, PlatformIO, MicroPython
Key LibrariesArduino_GFX, LVGL
Onboard ControlsBoot (IO0), Reset, User Key x 2
Dimensions (Shipping)10 x 10 x 9 cm
Weight (Shipping)0.333 kg

Frequently Asked Questions

How do I program the LilyGO T-Panel-Lite S3 board using the Arduino IDE?

First, install the ESP32 board support via the Arduino Boards Manager. Connect the board via USB, select 'ESP32S3 Dev Module' as your target. Configure the flash mode to 'QIO', frequency to '80MHz', and partition scheme to '16MB Flash/8MB PSRAM'. Use the onboard BOOT button (IO0) to enter download mode before uploading your sketch. The board is compatible with the Arduino_GFX and LVGL libraries for driving the display.

What is the purpose of the dual MCU setup on the T-Panel-Lite S3?

The term 'dual MCU' refers to the ESP32-S3's dual-core LX7 microprocessor architecture, not two separate chips. This provides two processing cores that can run tasks concurrently. One core can handle wireless connectivity (Wi-Fi/Bluetooth stack management) while the other manages the display driver and graphics rendering via SPI+RGB interface. This separation ensures smooth, responsive performance for GUI applications without network latency affecting the visual output.

What power supply requirements does this board have for stable operation?

The board is powered via its USB-C port, requiring a stable 5V DC supply. The ESP32-S3's operating voltage is 3.3V, regulated onboard. Under full load with display and wireless active, expect higher current draw; use a USB port or adapter capable of supplying at least 1A. For battery-powered projects, implement deep sleep modes via the ESP32-S3's ULP coprocessor to minimize average current consumption and extend operational life between charges.

How do I connect and use the onboard display with LVGL graphics library?

Initialize the display by configuring the SPI or RGB interface pins as defined in the board's pinout diagram. Install the LVGL library via the Arduino Library Manager. In your setup() function, call lv_init() and register your display and touch input drivers. Use the provided 'lv_conf.h' template to allocate sufficient memory from the 8MB PSRAM for graphics buffers. The Arduino_GFX library acts as a driver bridge, simplifying the low-level communication between LVGL and the T-Panel-Lite S3's hardware.

Package Includes

  • 1 x LilyGO T-Panel-Lite S3 4.0-inch LCD ESP32-S3 Dual MCU Development Board

Additional Information

Weight 0.333 kg
Dimensions 10 × 10 × 9 cm

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