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LILYGO T-Circle 0.75-inch Round Screen Dev Board

Sale price €26,00

📦 Location of the warehouse: China

Styles: T-Circle S3
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LILYGO T-Circle 0.75-inch Round Screen Dev Board-3

LILYGO T-Circle 0.75-inch Round Screen Dev Board

The LILYGO T-Circle is a powerful and compact round-screen development board designed for wearable devices, HMI interfaces, and IoT projects. It features a 0.75-inch 160×160 TFT LCD with capacitive touch, built-in APA102 RGB LED, and supports USB charging. Two versions are available: the T-Circle S3 based on the advanced ESP32-S3R8 with enhanced peripherals, and the T-Circle Classic, ideal for basic visual applications.

 

Available Versions

1. T-Circle S3 Version

  • MCU: ESP32-S3R8 Dual-core LX7

  • Wireless: 2.4 GHz Wi-Fi and Bluetooth 5 (LE)

  • Flash: 16MB

  • PSRAM: 8MB

  • Display: 0.75-inch TFT LCD, 160×160 resolution, GC9D01N driver

  • Touch: Capacitive (CST816D)

  • Audio: I2S MEMS microphone (MSM261) and MAX98357A Class-D amplifier

  • LED: RGB LED (APA102)

  • Power: USB-C 5V/500mA charging

  • Size: 32 × 17 mm

Best For: Voice interface projects, wearable displays, smart assistants

2. T-Circle Classic Version

  • Display: 0.75-inch TFT LCD, 160×160, GC9D01N driver

  • Touch Control: Capacitive touch (CST816D)

  • MCU: ESP32 (classic)

  • Basic GPIO pinout

  • No built-in audio or amplifier modules

  • Compact size with USB charging

Best For: Visual interface development, UI prototyping

 

Key Features

  • 0.75-inch round TFT LCD with 262K color and SPI interface

  • GC9D01N display driver IC

  • CST816D capacitive touch controller

  • Fully compatible with Arduino, PlatformIO, and ESP-IDF

  • Integrated APA102 RGB LED for visual feedback

  • Expandable via Qwiic/STEMMA QT interface

  • USB Type-C port for charging and communication

 

Application Scenarios

  • Wearable device development

  • Touch-based UI display projects

  • Smart home control panels

  • Voice-interactive IoT terminals

  • Educational and embedded GUI demos

 

References

Product Information
Technical support

Effective Date: March 27, 2025

At OpenELAB, we are committed to providing accurate product descriptions and delivering high-quality products. If you experience any issues with your purchase, please notify us within 60 days of the shipment date.

  

1. Warranty Disclaimer

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2. Warranty Policy

Warranty Period

The standard warranty period for products sold by OpenELAB is 12 months from the date of delivery.

Under this warranty, OpenELAB will make a reasonable effort to repair or replace products free of charge if defects are due to issues with raw materials, design, or manufacturing.

If the defect qualifies under this policy but falls outside the covered scope, reasonable charges may apply for repair or replacement.

After the warranty period, support may still be available at a reasonable fee.

  

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The warranty does not apply in the following cases:

  • The product is beyond the 12-month warranty period.
  • Damage due to misuse, improper maintenance or storage, or failure to follow the user guide or manual.
  • Issues caused by Force Majeure events (e.g., natural disasters, war, legal changes, etc.).
  • Unauthorized repair attempts by the customer.
  • The product is not defective but has been opened and is non-returnable by policy.

   

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  • Return for Refund: Within 15 days of receipt (unopened).
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  • Exchange Window: Up to 30 days from receipt.

Please email us at info@openelab.io for a return authorization before sending anything back.

  

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