Description
Seeed Studio XIAO ESP32-S3 Development Board
The Seeed Studio XIAO ESP32-S3 Development Board is a compact and powerful ESP32 development board designed for IoT, smart home, wearable devices, and robotics projects.
Powered by a 240MHz Xtensa 32-bit LX7 dual-core processor, it supports both Wi-Fi and Bluetooth 5.0 for seamless wireless communication.
With its 2.4GHz rod antenna, reliable connectivity is ensured even in demanding environments.
The board also features an ultra-low-power deep sleep mode, consuming as little as 14μA, making it perfect for battery-powered applications.
Additionally, it includes lithium battery charging management, offering convenience for portable and energy-efficient projects.
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Features:
- Powerful MCU Board: Incorporates the ESP32S3 32-bit, dual-core, Xtensa processor working at up to 240MHz, mounted multiple development ports, Arduino and MicroPython support.
- Outstanding RF performance: Supports 2.4GHz WiFi and BLE 5.0 dual wireless communication, as well as 100m+ remote communication when linked with U. FL antenna.
- Elaborate Power Design: Lithium battery charge management capability, offering four power consumption models, including deep sleep mode with power consumption as low as 14μA.
- Thumb-sized Compact Design: 21 x 17.8mm, adopting the iconic XIAO form factor, appropriate for space-limited projects like wearable devices.
- Perfect for production: Breadboard-friendly and SMD design, with no components on the rear.
ESP32-S3 vs ESP32-C3 – Speed & Performance Comparison
| Feature | ESP32-C3 | ESP32-S3 |
|---|---|---|
| CPU Architecture | Single-core RISC-V up to 160 MHz | Dual-core Xtensa LX7 up to 240 MHz |
| On-chip Memory | ~400 KB SRAM | ~512 KB SRAM with PSRAM support |
| Processing Capability | Good for basic IoT and low-power tasks | Ideal for ML, DSP, image/audio workloads |
| Wireless Features | Wi-Fi 2.4GHz + BLE 5.0 | Wi-Fi 2.4GHz + BLE 5.0 (higher throughput) |
| I/O & Peripherals | Suitable for simple sensors and projects | Supports camera, audio, ML, multi-sensor setups |
| Best Use Case | Low-power IoT nodes & BLE devices | Edge-AI, camera IoT, real-time automation |
Applications:
- Internet of Things
- Wearable devices
- Smart Homes
- Robotics
- Health monitoring
- Education
- Low-Power (LP) networking
- Rapid prototyping
XIAO ESP32-S3 Development Board Pinout Diagram
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