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Home / Sensors & Modules / Seeed Studio XIAO BLE nRF52840
Seeed Studio XIAO BLE nRF52840

The Seeed Studio XIAO BLE nRF52840 is a tiny Bluetooth Low Energy development board based on the Nordic nRF52840.

Seeed Studio XIAO BLE nRF52840

SKU 2079 Category Sensors & Modules

₹2,250.00 (Excl GST)

excl. GST*

Bulk deal
Quantity Discount Discounted price
10 - 29 2.5% ₹2,193.75
30 - 69 5% ₹2,137.50
70 - 100 7.5% ₹2,081.25

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Seeed Studio XIAO BLE nRF52840

The Seeed Studio XIAO BLE nRF52840 is a tiny Bluetooth Low Energy development board based on the Nordic nRF52840. It features BLE 5.0, USB-C, and an onboard antenna in an incredibly small form factor for wearable and IoT projects.


Key Features

  • Nordic nRF52840 ARM Cortex-M4 with FPU
  • Bluetooth 5.0 / BLE / Mesh / NFC support
  • USB Type-C connector
  • Ultra-small size (21mm x 17.5mm)
  • Onboard ceramic antenna for BLE
  • battery for runtime monitoring
  • Low power consumption for battery projects

Technical Specifications

Parameter Specification
Processor ARM Cortex-M4 64MHz
Bluetooth BLE 5.0, Mesh, NFC
Flash Memory 1MB
SRAM 256KB
Operating Voltage 3.3V
Input Voltage 5V (USB-C)
GPIO Pins 11
ADC 12-bit, 8 channels
USB Type-C
Dimensions 21mm x 17.5mm
Weight 1.7g

Applications

  • Wearable electronics and fitness trackers
  • BLE sensor beacons
  • Smart home devices
  • Portable IoT endpoints
  • Ultra-compact robotics
  • BLE mesh networks

Important Notes

  • Install Seeed nRF52 board support in Arduino IDE
  • USB bootloader supports drag-and-drop programming
  • Battery voltage divider on P0.31 – use analogRead for level
  • Some GPIO reserved for NFC by default
  • Tiny size requires fine-pitch soldering skills for custom connections

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