Waveshare ESP32-S3 1.75inch AMOLED Round Touch Display Development Board,466X466 resolution,Aluminum Alloy Case,Onboard Dua

SKU:33691

Part No.:ESP32-S3-Touch-AMOLED-1.75C

Brand:Waveshare

SKU:33692

Part No.:ESP32-S3-Touch-AMOLED-1.75C-EN

Brand:Waveshare

ESP32-S3 1.75inch AMOLED

development board

Portable Mini Display, Supports Online LLM Platforms & DIY Customization

Version Options

All versions come with touch function

ESP32-S3-Touch-AMOLED-1.75C-EN

Standard version, without Lithium Batt

ESP32-S3-Touch-AMOLED-1.75C

Comes with a 3.7V Lithium Batt

(can be installed inside the case)

AMOLED parameters

Features

The ESP32-S3-Touch-AMOLED-1.75C is a high-performance, highly integrated MCU board designed by Waveshare. It features a CNC-machined aluminum alloy case, offering a compact and premium appearance. Onboard 1.75inch AMOLED capacitive touch display, highly integrated power management chip, 6-axis sensor (3-axis accelerometer and 3-axis gyroscope), RTC chip, low power audio codec, echo cancellation circuit, and so on. Built-in speaker and with reserved space for Lithium Batt, providing powerful support for rapid development and product prototype validation.

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

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

Built-in 512KB Static RAM and 384KB ROM, with onboard 8MB PSRAM and an external 32MB Flash memory

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

Onboard 1.75inch AMOLED capacitive touch display for clear color picture display, 466 × 466 resolution, 16.7M color

Adopts AMOLED screen, featuring advantages of high contrast, wide viewing angle, rich colors, fast response, thinner design, and low power consumption, etc.

Built-in CO5300 display driver and CST9217 capacitive touch chip, using QSPI and I2C communication respectively, effectively saving the IO resources

Equipped with a dual-microphone array, enabling audio algorithms such as noise reduction and echo cancellation, suitable for accurate voice recognition and near-field / far-field voice wake-up applications

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

Onboard PWR and BOOT programmable buttons for easy custom function development

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

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

Small Size, Touch More Possibilities

Suitable For Various Smart Device Development, and Can Realize Human-Computer Interaction Function. Supports connecting to a Batt for independent operation

High-quality aluminium alloy case

One-Piece CNC Aluminum Alloy Case, Lightweight & High Strength. Anodized surface finish, offering enhanced durability and surface protection for daily use

Adopts AMOLED screen

The next-generation display technology, compared to traditional LCD displays, the AMOLED screen features precise light-control capability, representing more delicate colors, more picture details, and more vivid videos and images

178° wide viewing angle

Excellent Display Performance, 16.7M color, wide viewing angle

Onboard audio codec

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

Supports AI Speech Interaction

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

Supports ESP-IDF, Arduino

Comprehensive ESP-IDF and Arduino tutorials for easy learning. Facilitates secondary development and function expansion, accelerating application deployment

Wi-Fi and BLE 5 support

ESP32-S3 integrates 2.4 GHz Wi-Fi (802.11 b/g/n) with 40 MHz of bandwidth support,

Its Bluetooth Low Energy subsystem supports Bluetooth 5 (LE) and Bluetooth Mesh

Reserved Lanyard Mounting Holes

Suitable for Bag hanging ornament, keyring decoration, etc.

Product Overview

What's On Board

ESP32-S3R8

The SoC with WiFi and Bluetooth, up to 240MHz operating frequency, with onboard 8MB PSRAM

32MB NOR Flash

QMI8658

6-axis IMU includes a 3-axis gyroscope and a 3-axis accelerometer

Dual microphones

with onboard echo cancellation circuit, enabling higher-quality audio capture

Onboard antenna

supports 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE)

Display interface

ES7210 echo cancellation algorithm chip

for reducing echo and enhancing audio capture accuracy

ES8311 audio codec chip

PWR power button

for system power supply ON/OFF, supports custom function

BOOT button

for device startup and function debugging

AXP2101

Highly integrated power management chip

Type-C port

ESP32-S3 USB port, for program burning and log printing

MX1.25 Lithium Batt header

MX1.25 2PIN connector, for 3.7V Lithium Batt, supports charging and discharging

Onboard speaker pads

outline dimensions

ESP32-S3 1.75inch AMOLED Round Touch Display Development Board, 466 × 466 resolution, Aluminum Alloy Case, Onboard Dual Microphones Array, Portable Mini Display