Waveshare ESP32-S3-Touch-LCD-7
Waveshare
The Waveshare ESP32-S3-Touch-LCD-7 is an ESP32-S3 development board with a 7-inch 800×480 IPS RGB display and optional 5-point capacitive touch. It combines Wi-Fi, Bluetooth, 8MB PSRAM, and interfaces including CAN, RS485, I2C, USB, UART, and TF card support for larger embedded GUI and HMI projects.
Specifications
| Processor | ESP32-S3, Xtensa 32-bit LX7 dual-core, up to 240 MHz |
|---|---|
| Flash | 16 MB |
| PSRAM | 8 MB |
| Display Size | 7 inches |
| Display Type | IPS LCD |
| Resolution | 800 × 480 |
| Display Interface | RGB |
| Display Colors | 65K colors |
| Viewing Angle | 170° |
| Brightness | 345 cd/m² |
| Touch Type | Capacitive |
| Touch | 5-point touch with interrupt support |
| Touch Interface | I2C |
| Wireless | 2.4 GHz Wi-Fi and Bluetooth 5 (LE) |
| Communication Interfaces | CAN, RS485, I2C, USB, UART |
| Storage | TF card slot |
| USB | USB Type-C |
| Power Supply | 5V via USB Type-C |
| Power Consumption | 5V / 450mA |
| Operating Temperature | 0–65°C |
| Dimensions | 192.96 × 110.76 mm (touch version) |
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Overview
The Waveshare ESP32-S3-Touch-LCD-7 is a large-format ESP32-S3 development board built around a 7-inch 800×480 IPS LCD. The touch version combines an RGB display interface with 5-point capacitive touch, making it suitable for graphical user interfaces, HMIs, dashboards, control panels, and LVGL-based projects.
Compared with smaller SPI touchscreen modules, this board provides a much larger display area while retaining the connectivity and processing capabilities of the ESP32-S3.
Key Features
- ESP32-S3 dual-core Xtensa LX7 processor up to 240 MHz
- 16 MB Flash
- 8 MB PSRAM
- 7-inch IPS LCD
- 800 × 480 resolution
- RGB display interface
- 65K colors
- 170° viewing angle
- 345 cd/m² brightness
- Capacitive touch version with 5-point touch
- I2C touch interface
- 2.4 GHz Wi-Fi and Bluetooth 5 (LE)
- CAN and RS485 interfaces
- I2C and UART connectivity
- USB Type-C
- TF card slot
- 3.7V lithium battery connector and onboard charging circuitry
7-Inch 800×480 Display
The 7-inch IPS panel provides substantially more physical display area than compact 2.4–3.5-inch ESP32 touchscreen modules.
With an 800×480 resolution and RGB interface, it is intended for graphical interfaces where a larger screen is more useful than the compact footprint of a traditional SPI TFT.
Typical applications include:
- Home automation dashboards
- Industrial HMIs
- IoT control panels
- Smart home interfaces
- Data visualization
- Touchscreen control systems
- Large LVGL user interfaces
Capacitive Touch
The touch version uses a capacitive touch panel with support for 5-point touch and interrupt support. Touch communication is provided through the I2C interface.
This makes it better suited to modern finger-driven interfaces than small resistive touchscreen modules such as the ILI9341 + XPT2046 combination.
ESP32-S3 and PSRAM
The board uses an ESP32-S3 with a dual-core LX7 processor running at up to 240 MHz, together with 16 MB Flash and 8 MB PSRAM.
The additional PSRAM is particularly useful for graphical applications where display buffers, GUI assets, fonts, images, and other runtime data can require more memory.
LVGL and Graphical Interfaces
The board is designed for graphical applications and supports GUI frameworks such as LVGL.
The combination of a large 800×480 RGB display, capacitive touch, ESP32-S3 processing, and PSRAM makes this board a strong option for projects that go beyond simple text and sensor readouts.
For larger graphical interfaces, LVGL can be used to create:
- Touch buttons
- Sliders
- Gauges
- Charts
- Menus
- Status dashboards
- Multi-screen interfaces
Connectivity
The board includes several interfaces intended for embedded and HMI applications:
- CAN
- RS485
- I2C
- UART
- USB
- TF card
This combination makes the board useful when the touchscreen is only one part of a larger embedded system.
Battery Support
The board includes a connector for a single 3.7V lithium battery and onboard charging circuitry.
This can be useful for portable interfaces and battery-powered ESP32-S3 projects, although the large LCD means that power consumption should be considered carefully when designing a battery-powered application.
7-Inch vs Smaller ESP32 Touchscreens
| Feature | ILI9341 + XPT2046 2.8” | ESP32-S3-Touch-LCD-4.3 | ESP32-S3-Touch-LCD-7 |
|---|---|---|---|
| Display size | 2.8” | 4.3” | 7” |
| Resolution | 240 × 320 | 800 × 480 | 800 × 480 |
| Touch | Resistive | Capacitive | Capacitive |
| Display interface | SPI | RGB | RGB |
| ESP32 included | No | Yes | Yes |
| PSRAM | Depends on board | 8 MB | 8 MB |
| Best use | Compact projects | Modern HMI | Large HMI / dashboard |
The 2.8-inch ILI9341 + XPT2046 is still a better choice when cost, size, and simplicity are the priority. The 4.3-inch board provides a useful middle ground, while the 7-inch version is aimed at projects where screen size and a more complete HMI platform are important.
Who Is It For?
The Waveshare ESP32-S3-Touch-LCD-7 is a good choice for:
- Large touchscreen interfaces
- ESP32-S3 HMI projects
- LVGL applications
- Smart home dashboards
- IoT control panels
- Industrial-style control interfaces
- Projects requiring CAN or RS485
- Applications needing more screen area than a small SPI TFT can provide
It may be excessive for simple sensor displays or small portable projects where a 2.4–3.5-inch screen is sufficient.
Development Resources
Waveshare provides official documentation, hardware resources, examples, and development information for the ESP32-S3-Touch-LCD-7.
Before programming the board, check the current documentation for the exact hardware revision and interface configuration.
Related Products
- ILI9341 + XPT2046 2.8-inch Touchscreen — compact resistive touchscreen option.
- Waveshare ESP32-S3-Touch-LCD-4.3 — smaller ESP32-S3 capacitive touchscreen option.
- ESP32 DevKit — general-purpose ESP32 development board for projects using separate displays.
