Waveshare ESP32-S3 1.75inch GPS AMOLED Round Touch Display without Case

Description

Waveshare ESP32-S3-Touch-AMOLED-1.75-G is a 1.75inch AMOLED round touch development board that combines the ESP32-S3R8 platform with GNSS support, dual microphones, speaker output, 466466 AMOLED display, and battery-ready hardware in a compact round form factor. It is designed for projects that need both a premium circular UI and location-aware or voice-capable hardware, making it a strong fit for smart wearables, portable assistants, GPS-enabled terminals, and ESP32-S3 speech interaction demos.

Features

• 1.75inch round AMOLED display: 466466 resolution, 16.7M colors, high contrast, and a circular layout for refined UI design.
• ESP32-S3R8 onboard: Xtensa 32-bit LX7 dual-core processor up to 240MHz with Wi-Fi and Bluetooth 5 LE.
• GNSS-ready hardware: Includes a dedicated GPS connector and bundled GNSS ceramic antenna for positioning-based projects.
• Audio and speech hardware: Includes dual microphones, 8 2W speaker, and ES7210 echo-cancellation support for speech-oriented interaction.
• Power and battery support: Includes AXP2101 PMIC, lithium battery header, and power control for portable workflows.
• Sensor and storage support: Built with QMI8658 IMU, PCF85063 RTC, and a TF card slot.

Specifications

Applications

• GPS-enabled smart devices: Suitable for portable positioning terminals, route-aware interfaces, and outdoor data nodes.
• Speech interaction prototypes: The microphones and speaker support make it practical for assistant-style or voice-enabled demos.
• Round AMOLED dashboards: A strong fit for circular HMI, smart watches, and compact premium touch terminals.
• Portable ESP32-S3 products: The battery support and integrated PMIC help for rechargeable mobile designs.
• Sensor-rich connected interfaces: IMU, RTC, storage, and GNSS make it more capable than a basic display-only board.

Product List

ESP32-S3-Touch-AMOLED-1.75-G x1

8 2W speaker x1

GNSS ceramic antenna x1

Other Content

What’s On Board

• ESP32-S3R8: Main Wi-Fi and BLE SoC with onboard 8MB PSRAM.
• QMI8658 + PCF85063: IMU and RTC for motion-aware and time-based functionality.
• AXP2101: Highly integrated power management IC.
• Dual microphones + ES7210: Higher-quality audio capture with echo-cancellation support.
• TF card + lithium battery header: Storage and rechargeable operation support.
• GPS antenna path: Dedicated IPEX 1 GPS connector for the included GNSS ceramic antenna.

Interface Notes

• Speaker header: Uses an MX1.25 2P speaker header for the bundled 8 2W speaker.
• GNSS connector: Uses the dedicated IPEX 1 GPS connector for location applications.
• 8PIN 2.54mm header: Available for debugging and peripheral connections.
• Type-C: Used for program burning and log printing through the ESP32-S3 USB interface.

Resources

• Official Wiki
• Waveshare Documentation Platform
• Official FAQ
• Schematic PDF
• Official Demo Package
• 3D STEP File
• ESP32-S3 Datasheet

FAQ

Does this version include GNSS hardware accessories?

Yes. This SKU includes the GNSS ceramic antenna and is built around the ESP32-S3-Touch-AMOLED-1.75-G version with dedicated GPS connector support.

Why is this board stronger for speech interaction than a basic display board?

It combines a round AMOLED touch display, dual microphones, speaker support, and ES7210 echo-cancellation hardware, which makes it much more suitable for voice-oriented projects.

What kinds of projects fit this board best?

It works especially well for GPS-enabled smart devices, voice-capable assistants, portable circular UI products, and ESP32-S3 sensor-rich terminals.