YD ESP32-S3-N8R2 Development Board w/ IPEX Block (Solderless)
YD ESP32-S3-N8R2 Development Board w/ IPEX Block (Solderless) - Image 2
SKU: IOWC-1006
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YD ESP32-S3-N8R2 Development Board w/ IPEX Block (Solderless)

₹729.00 (Inclusive of all taxes)
Out of Stock

The YD ESP32-S3-N8R2 is a solderless development board featuring the dual-core ESP32-S3 SoC, pre-loaded with AI Xiaozhi firmware for voice interaction. It provides 2.4GHz Wi-Fi, Bluetooth LE, 8MB PSRAM, and secure boot for AIoT and smart home prototyping.

Features

  • AI-ready with pre-installed Xiaozhi firmware for voice chat and command processing.
  • Solderless IPEX antenna block for easy 2.4GHz Wi-Fi/Bluetooth RF connection.
  • Powered by the ESP32-S3 dual-core LX7 processor clocked at up to 240 MHz.
  • Integrates 8MB PSRAM for demanding AI audio and data buffer applications.
  • Features USB Type-C for programming, power, and serial communication.

Out of stock

Description

The YD ESP32-S3-N8R2 Development Board is engineered for rapid prototyping of AI-driven voice and IoT applications. Based on Espressif’s ESP32-S3 microcontroller, it combines a dual-core 240MHz LX7 CPU with integrated 2.4GHz Wi-Fi and Bluetooth LE 5.0 connectivity. The board comes pre-configured with AI Xiaozhi firmware, enabling immediate development of smart voice assistants and chatbots via a browser-based interface.

Its architecture includes 8MB of external PSRAM, significantly expanding memory for voice processing algorithms and complex data tasks. Hardware security features like Secure Boot and Flash Encryption ensure IP protection for commercial deployments. The solderless IPEX antenna block simplifies RF setup, making it accessible for beginners while maintaining performance for advanced developers working on smart home automation, educational AI kits, and embedded voice recognition systems.

Key Features

  • Pre-loaded AI Xiaozhi firmware for immediate voice interaction development.
  • Solderless IPEX antenna connector block for simplified RF assembly.
  • High-performance dual-core Xtensa LX7 processor (up to 240 MHz).
  • Integrated 2.4 GHz Wi-Fi 4 and Bluetooth Low Energy 5.0 stack.
  • Large 8MB PSRAM for audio buffers and AI model data.
  • Hardware security with Secure Boot and Flash Encryption support.
  • USB Type-C interface for stable power and serial communication.
  • Compact form factor ideal for embedded voice-controlled devices.

Applications

  • Smart voice assistants and AI chatbot interfaces.
  • Hands-free smart home automation and control nodes.
  • Educational kits for AI and IoT prototyping.
  • Wireless sensor nodes with local voice command processing.
  • Prototyping for consumer electronics with voice UI.

Technical Specifications

Microcontroller/SoCEspressif ESP32-S3 (Xtensa LX7 Dual-Core)
Wireless Protocols2.4GHz Wi-Fi 4 (802.11 b/g/n), Bluetooth LE 5.0
CPU Clock FrequencyUp to 240 MHz
PSRAM8 MB
Flash Memory2 MB (Configurable)
Antenna ConnectorSolderless IPEX Block
USB InterfaceUSB Type-C
Supply Voltage5V via USB-C
Operating Temperature-40°C to +65°C
Dimensions (LxW)65mm x 28mm

Frequently Asked Questions

How do I program the YD ESP32-S3-N8R2 board?

Connect the board via the provided USB Type-C cable to your computer. Use the Arduino IDE with the ESP32-S3 board package installed, or Espressif's ESP-IDF framework. The board should enumerate as a serial port. You can upload standard sketches or access the pre-installed AI Xiaozhi firmware via a web browser by connecting to the board's Wi-Fi access point. Ensure you have the correct USB drivers installed for your operating system.

What is the purpose of the solderless IPEX block?

The solderless IPEX block provides a secure, pluggable connection for an external 2.4GHz antenna. This eliminates the need for soldering a tiny u.FL/IPEX connector directly onto the board's PCB, making antenna attachment and replacement straightforward for beginners. It ensures proper impedance matching for optimal Wi-Fi and Bluetooth RF performance and range. Always use an antenna rated for 2.4GHz with an IPEX (U.FL) connector.

Can I replace the pre-installed AI Xiaozhi firmware?

Yes, you can fully overwrite the pre-installed AI Xiaozhi firmware with your own code. Using the Arduino IDE or ESP-IDF, you can flash standard ESP32-S3 applications. The board's 2MB flash is fully accessible. To return to the original firmware, you would need a backup binary file from the supplier. The Secure Boot feature, if enabled in your new firmware, must be configured correctly to prevent bootloader conflicts.

Package Includes

  • 1 x YD-ESP32-S3-N8R2 Development Board (IPEX Block, Solderless)

Additional Information

Weight 0.015 kg
Dimensions 6.5 × 2.8 cm

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