Waveshare ESP32-S3 Mini Development Board w/ ESP32-S3FH4R2 4MB Flash 2MB PSRAM
Waveshare ESP32-S3 Mini Development Board w/ ESP32-S3FH4R2 4MB Flash 2MB PSRAM - Image 2
Waveshare ESP32-S3 Mini Development Board w/ ESP32-S3FH4R2 4MB Flash 2MB PSRAM - Image 3
Waveshare ESP32-S3 Mini Development Board w/ ESP32-S3FH4R2 4MB Flash 2MB PSRAM - Image 4
SKU: IOWC-0917
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Waveshare ESP32-S3 Mini Development Board w/ ESP32-S3FH4R2 4MB Flash 2MB PSRAM

₹719.00 (Inclusive of all taxes)
Out of Stock

The Waveshare ESP32-S3 Mini Development Board is a compact, castellated SMT module featuring the ESP32-S3FH4R2 SoC with dual-core Xtensa LX7 processor, 4MB Flash, 2MB PSRAM, and integrated 2.4GHz Wi-Fi & Bluetooth 5 LE. It supports development in Arduino IDE, ESP-IDF, and MicroPython via its onboard USB Type-C interface.

Features

  • Powered by ESP32-S3FH4R2 dual-core Xtensa LX7 processor clocked up to 240MHz for responsive IoT edge computing.
  • Integrated 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 LE provide robust wireless connectivity for smart home and industrial automation.
  • Combines 4MB of Flash memory with 2MB of PSRAM for enhanced application storage and multitasking performance.
  • Compact castellated module design enables direct surface-mount soldering onto custom PCBs for scalable product integration.
  • Onboard USB Type-C port with full-speed serial controller simplifies programming, debugging, and 5V power supply.

Out of stock

Description

The Waveshare ESP32-S3 Mini Development Board is engineered as a compact, production-ready wireless module for next-generation IoT and embedded systems. Its core is the Espressif ESP32-S3FH4R2 SoC, featuring a dual-core Xtensa LX7 processor capable of operating at up to 240MHz, providing the computational headroom for tasks ranging from wireless communication protocols to lightweight AI inference at the edge.

The board’s integrated 2.4GHz Wi-Fi and Bluetooth 5 LE radio offers stable connectivity for modern IoT ecosystems, supporting both station and access point modes. Its memory configuration of 4MB Flash and 2MB PSRAM significantly enhances application storage capacity and data handling for complex firmware. The castellated SMT (Surface Mount Technology) form factor allows developers to prototype on breadboards using the pre-soldered headers and then seamlessly transition to volume production by soldering the module directly onto a custom PCB.

Key Features

  • Dual-core Xtensa LX7 processor delivers high-performance computing for real-time control and wireless tasks.
  • Integrated 2.4GHz Wi-Fi and Bluetooth 5 LE enables versatile wireless connectivity for IoT networks and peripheral communication.
  • Onboard 4MB Flash and 2MB PSRAM support complex applications and efficient data buffering.
  • Castellated edge design facilitates direct soldering onto user-designed PCBs for final product integration.
  • Rich peripheral set includes 4x SPI, 2x I2C, 3x UART, and 2x I2S interfaces for extensive sensor and display connectivity.
  • Built-in USB full-speed serial controller via Type-C port enables easy firmware flashing, serial communication, and debugging.
  • Flexible power management with low-power sleep modes optimizes energy consumption for battery-operated devices.
  • Onboard ceramic antenna provides a compact, integrated RF solution without external components.

Applications

  • Smart home automation hubs and wireless sensor nodes.
  • Industrial IoT (IIoT) telemetry and wireless control systems.
  • Wearable electronics and portable data-logging devices.
  • AIoT edge devices for voice recognition and simple vision tasks.
  • Prototyping and product integration for scalable embedded systems.

Technical Specifications

Microcontroller/SoCESP32-S3FH4R2 (Xtensa LX7 Dual-Core)
Wireless Protocols2.4GHz Wi-Fi (802.11 b/g/n), Bluetooth 5 LE
CPU FrequencyUp to 240MHz
Flash Memory4MB
PSRAM2MB
SRAM512KB
GPIO Pins24 Multifunction GPIOs
Interfaces4x SPI, 2x I2C, 3x UART, 2x I2S, 2x ADC
USB InterfaceUSB Type-C (Full-Speed Serial)
Antenna ConnectorOnboard Ceramic Antenna
Supply Voltage3.3V Logic, 5V via USB Type-C
Module TypeCastellated SMT Module
DimensionsApprox. 24mm x 18mm (Module)

Frequently Asked Questions

How do I program the Waveshare ESP32-S3 Mini Development Board?

You can program it using the Arduino IDE, ESP-IDF, or MicroPython. Connect the board's USB Type-C port to your computer. Install the ESP32-S3 board package in your chosen development environment, select the correct COM port, and upload your code. The integrated USB serial controller handles both programming and serial communication without external adapters.

What is the purpose of the castellated module design?

The castellated (edge-plated) design allows the module to be surface-mounted directly onto your custom PCB. This enables a seamless transition from prototyping using the pre-soldered headers to volume manufacturing. It saves space, improves reliability, and is ideal for final product integration in industrial IoT and smart home devices.

Can I use an external antenna with this ESP32-S3 module?

No, this specific Waveshare Mini board features an onboard ceramic antenna and does not have an external antenna connector like an IPEX or SMA. The integrated antenna is optimized for compact designs and provides adequate range for most indoor and short-range wireless IoT applications.

What is the operating voltage and power supply requirement?

The board's core logic operates at 3.3V. You can power it via the USB Type-C port, which accepts a standard 5V supply, or by applying 3.3V directly to the appropriate VCC pin. Ensure your power source can deliver sufficient current, especially when using all GPIOs and wireless radios simultaneously.

Package Includes

  • 1 x Waveshare ESP32-S3 Mini Development Board (with pre-soldered header)

Additional Information

Weight 0.015 kg
Dimensions 5 × 7 × 2 cm

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