ESP32-S3-Touch-LCD-3.5B

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SKU: 31137
Part No.: ESP32-S3-Touch-LCD-3.5B
Brand: Waveshare

Korisne informacije: www.waveshare.com/wiki/ESP32-S3-Touch-LCD-3.5B
ESP32-S3 3.5inch Capacitive Touch Display Development Board Type B, 320×480 Pixels, IPS Panel, 262K Color, QSPI Interface, Onboard Camera Interface, Supports Wi-Fi and Bluetooth 5, ESP32 With Display

ESP32-S3-Touch-LCD-3.5B

Integrated audio input and output, enabling AI interaction and offline voice control

Version Options

ESP32-S3-Touch-LCD-3.5B Standard version, without case

Features

ESP32-S3-Touch-LCD-3.5B is a high-performance, highly integrated MCU board designed by Waveshare. Onboard 3.5inch capacitive touch IPS display, power management IC, 6-axis sensor (3-axis accelerometer and 3-axis gyroscope), RTC, low power audio codec, and so on, which makes it easy for you to develop and integrate into the products quickly.

Key features include:

Equipped with ESP32-S3R8 Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency

Supports 2.4GHz Wi-Fi (802.11 b/g
) and Bluetooth 5 (LE), with onboard antenna

Built in 512KB of SRAM and 384KB ROM, with onboard 8MB PSRAM and an external 16MB Flash memory

Type-C connector, improving device compatibility, easier to use

Onboard 3.5inch IPS capacitive touch display for clear color picture display, 320 × 480 resolution, 262K color

Built-in AXS15231B LCD & touch controller, using QSPI and I2C communication respectively

Onboard QMI8658 6-axis IMU (3-axis accelerometer and 3-axis gyroscope) for detecting motion gestures, counting steps, etc.

Onboard PCF85063 RTC chip, powered by main Lithium battery through AXP2101 chip, with reserved RTC battery header for connecting a backup battery, ensuring RTC function during the replacement of the main battery

Onboard PWR and BOOT programmable buttons for easy custom function development

Onboard 3.7V MX1.25 Lithium battery recharge/discharge header

Adapting I2C, UART, USB, and multiple GPIO pins, for connecting peripherals and debugging

Onboard TF card slot for extended storage and fast data transfer, suitable for applications such as data recording and media playback, simplifying circuit design

Onboard camera interface, compatible with mainstream cameras such as OV2640 and OV5640

Adopts AXP2101 IC for efficient power management, supports multiple voltage outputs, battery charging, battery management, and battery life optimization, etc.

LCD parameters

Display Panel	IPS	Display Size	3.5 inch
Resolution	320 × 480 pixels	Display Colors	262K
Brightness	210 cd/㎡	Contrast Ratio	1000:1
Driver IC	AXS15231B	Touch Type	Capacitive
Display Interface	QSPI	Touch Interface	I2C

Supports AI Speech Interaction

Allows access to online large model platforms such as DeepSeek, Doubao, etc.

ESP32-S3 Touch LCD 3.5, allows accessing to online large model platforms

ESP32-S3 Touch LCD 3.5, easy to access Xiaozhi AI

Capacitive touch

Suitable for various smart device development, enabling human-machine interaction

ESP32-S3 3.5inch touch display development board, touch demo

IPS Display Panel

Excellent display performance, 262K color, wide viewing angle

Onboard audio codec

Supports high-quality audio processing, providing clear and high-quality audio input and output

Supports OV2640 / 0V5640 and other mainstream cameras

Optional for OV5640 5MP camera module, suitable for image capture, video monitoring and other applications to meet different needs

* The OV5640 5MP camera module is not included

Supports ESP-IDF, Arduino IDE

Comprehensive SDK, Dev Resources, Tutorials To Help You Easily Get Started

Wi-Fi and BLE 5 support

ESP32-S3 integrates 2.4 GHz Wi-Fi (802.11 ax/b/g
) with 40 MHz of bandwidth support, Its Bluetooth Low Energy subsystem supports Bluetooth 5 (LE) and Bluetooth Mesh