ESP32-S3 1.54-inch LCD development board
AI voice interaction, compatible with mainstream online large models, supports DIY secondary development.


Version Selection

Product Features
Designed by Waveshare, this product features a custom square plastic casing that is compact, stylish, and premium in texture. It is equipped with a 1.54-inch LCD, 6-axis sensor, dual-microphone array, and Micro SD card slot, providing the hardware foundation for display, sensing, audio, and multimedia storage.With this hardware, the device supports fun interactive games, voice wake-up, interruptible dialogue, noise reduction, and echo cancellation. It can connect to online AI large model platforms for intelligent voice interaction and continuous upgrades.The factory firmware includes AI chat, audio/video playback, electronic album, text reading, gravity ball, and more. It can be used directly as an AI chat toy or customized for extended and secondary development.
Main Features:
- Powered by the high-performance ESP32-S3R8 Xtensa 32-bit LX7 dual-core processor, with a clock frequency up to 240MHz.
- Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with onboard antenna.
- Built-in 512KB SRAM and 384KB ROM, with 8MB stacked PSRAM and external 16MB Flash.
- Equipped with a Type-C interface, reversible plug for easier use and better compatibility.
- On-board 1.54-inch LCD screen, 240 × 240 resolution, 65K colors, delivering clear color image display.
- On-board ES7210 audio codec, supports dual-microphone audio acquisition and echo cancellation.
- On-board ES8311 audio codec, NS4150B power amplifier, microphone and speaker for smooth Xiaozhi AI experience.
- On-board QMI8658 6-axis IMU (3-axis accelerometer + 3-axis gyroscope), capable of detecting motion attitude for extended applications.
- I2C, UART and other pads are exposed for external devices and debugging, allowing flexible configuration of peripheral functions.
- On-board 3 customizable buttons, supporting single-click, double-click, long-press and other operations.
- On-board 3.7V MX1.25 lithium battery charging/discharging interface.
- On-board Micro SD card slot supports storage expansion and high-speed data transfer, improving flexibility for data logging and media playback while simplifying circuit design.
LCD Screen Parameters
| Display Panel | IPS | Display Size | 1.54 inches |
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| Display Resolution | 240 × 240 | Display Colors | 65K |
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| Screen Size | 27.72 × 27.72 (mm) | Viewing Angle | Full Viewing Angle |
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| Communication Interface | 4-Wire SPI | Driver IC | ST7789 |
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| Touch Type | Capacitive Touch | Touch IC(For touch version only)
| CST816 |
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Compact panel, touch opens up more possibilities.
Suitable for the development of various smart devices, enabling human-computer interaction. Built-in battery supported for standalone operation.

Only available for touch version.
Function Introduction

IPS display panel
Excellent display performance, 65K colors, 240 × 240 resolution, wide viewing angle.

Supports Wi-Fi and BLE 5.
The ESP32-S3 integrates 2.4GHz Wi-Fi (802.11 b/g/n) with support for 40MHz bandwidth, and its low-power Bluetooth subsystem supports Bluetooth 5 (LE) and Bluetooth Mesh.

Supports ESP-IDF and Arduino.
Equipped with a comprehensive SDK, open-source documentation and tutorials, it is easy to get started with and can be quickly integrated into applications.

Resource Introduction

- ESP32-S3R8
Dual-core processor with operating frequency up to 240MHz.
- 16MB NOR-Flash
- NS4150B
Audio power amplifier chip
- ES8311
Low-power audio codec chip
- ES7210
- Battery charge and discharge management chip
- QMI8658
6-axis inertial measurement unit (IMU), including a 3-axis gyroscope and a 3-axis accelerometer.
- PLUS Button
User-defined button
- PWR
- BOOT
- Microphone
- Micro SD
- On-board patch antenna
- MX1.25 lithium battery connector
MX1.25 2PIN connector for 3.7V lithium battery, supporting charging and discharging.
- Type-C
- MX1.25 speaker connector
- 1.54-inch screen FPC connector
Product Dimensions

[] ESP32-S3-LCD-1.54

[] ESP32-S3-LCD-1.54-EN

[] ESP32-S3-Touch-LCD-1.54

[] ESP32-S3-Touch-LCD-1.54-EN

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Email(support)
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