About This Kit

Product Overview

The LAFVIN ESP32S3 1.69 LCD is a compact development board built around the ESP32-S3 microcontroller, featuring a 1.69-inch LCD display, a detachable OV3660 camera module, and onboard RGB LED. It is designed for developers and learners who want to explore AI voice assistants, embedded GUI development, computer vision, and multi-platform programming with Arduino and ESP-IDF.

The kit comes with a complete set of tutorials covering Xiaozhi AI, LVGL graphics, OpenCV image processing, and YOLO object detection, making it a versatile platform for hands-on embedded and AI learning.

Hardware Specifications

Core Module

  • Chip: ESP32-S3-N16R8

  • Flash: 16MB

  • PSRAM: 8MB

  • Processor: Dual-core Xtensa LX7, up to 240MHz

  • Wireless: Wi-Fi 802.11 b/g/n + Bluetooth 5.0 (LE)

Display

  • Screen: 1.69-inch TFT LCD

  • Driver: ST7789

  • Resolution: 240 x 280 pixels

  • Interface: SPI

  • Backlight: Software-adjustable

Camera

  • Sensor: OV3660

  • Connection: Detachable module (FPC connector)

  • Supports UVC protocol for use as a USB webcam

Buttons and LED

  • Boot button (GPIO0)

  • Reset button (RST)

  • Power switch (for battery operation)

  • WS2812 addressable RGB LED (on the back)

Interfaces

  • USB Type-C (power and data)

  • SH1.0-2P battery connector

  • SH1.0-2P speaker connector

Physical Dimensions

  • Size: approx. 31mm x 38mm

What’s in the Box

#

Item

Quantity

1

LAFVIN ESP32S3 1.69 LCD Development Board

1

2

OV3660 Camera Module

1

3

Speaker

1

4

Type-C USB Cable

1

Tutorials Overview

This kit includes tutorials for multiple development platforms and application areas:

Chapter

Description

Xiaozhi AI

Set up an AI voice assistant using the Xiaozhi open-source firmware

Arduino

Display demos, GIF player, WiFi image viewer, LVGL watch face, and LED control

ESP-IDF

Low-level development with hello world, blink, USB webcam, and Xiaozhi project

Advanced

Python-based projects using OpenCV and YOLO with the UVC camera

Note

Some tutorials require additional software installation (Arduino IDE, ESP-IDF, Python). Please refer to the Appendix for setup instructions.