SeeedStudio XIAO ESP32S3 Pinout & Specifications
The SeeedStudio XIAO ESP32S3 is a tiny, thumb-sized MCU perfect for wearables and miniature IoT devices. Despite its size, it packs the full power of the ESP32-S3 chip and includes built-in battery management.
Key Specifications
- Processor: ESP32-S3R8 Dual-core @ 240MHz
- Memory: 8MB PSRAM, 8MB Flash
- Operating Voltage: 3.3V
- Input Voltage: 5V via USB-C or Battery Pad
- Wireless: Wi-Fi 4 & Bluetooth 5 (LE)
- Battery Support: Built-in lithium battery charging management
Important Wiring Notes
- Battery Pads: Features dedicated pads on the bottom for soldering a 3.7V LiPo battery directly to the board.
- External Antenna: Requires connecting the included U.FL antenna to achieve reliable Wi-Fi and Bluetooth range.
- Logic Level: 3.3V logic only.
Related Guides
Need to learn how to wire sensors to this board? Check out our Academy for step-by-step tutorials!