Seeed Studio XIAO nRF52840 Sense Development Board with Bluetooth 5.0

The Seeed Studio XIAO nRF52840 Sense is an advanced, compact development board built around the Nordic nRF52840 microcontroller. It offers Bluetooth 5.0, NFC, and Arduino compatibility, making it ideal for a wide range of IoT and AI projects.

This board is the enhanced version of the classic Seeed Studio XIAO nRF52840, featuring an on-board 6-axis IMU and a digital microphone. These sensors enable gesture recognition and voice recognition, making the board perfectly suited for TinyML and AIoT applications.

Powered by an ARM® Cortex™-M4 32-bit processor with FPU running at 64 MHz, the board delivers efficient performance while maintaining low power consumption for extended battery life. Its compact 21 x 17.5 mm form factor follows the Seeed Studio XIAO series classic design, ideal for wearable devices.

Key Features

• On-board digital microphone and 6-axis IMU
• Support for Bluetooth 5.0, NFC, and ZigBee module with on-board antenna
• Breadboard-friendly SMD design with no components on the back
• 1x reset button, 1x UART, 1x IIC, 1x SPI, 1x NFC, 1x SWD, 11x GPIO, 6x ADC, 1x 3-in-1 LED, 1x user LED

The board is supplied with a 7-pin header and is designed for seamless integration into your projects. Whether you are developing wearable tech, smart home devices, or AI-powered sensors, the XIAO nRF52840 Sense provides a versatile and powerful platform.

Specifications

• Chipset: Nordic Semiconductor nRF52840
• Core: ARM Cortex-M4F (32-bit) with FPU
• Clock Speed: 64 MHz
• Wireless: Bluetooth 5.0, NFC, ZigBee (via module)
• Interfaces: UART, IIC, SPI, NFC, SWD
• GPIO: 11x (6x ADC-capable)
• LEDs: 1x 3-in-1 RGB LED, 1x user LED
• Reset Button: 1x
• Dimensions: 21 x 17.5 mm

The board is compatible with the Arduino IDE, allowing developers to **