Seeed Studio XIAO nRF52840 (EU Version)
2 in stock (can be backordered)
Delivery & Return Rules
Same-Day Delivery for ISB/RWP
Policy: Orders placed before 3:00 PM for delivery within Islamabad/Rawalpindi will be delivered the same day. Orders placed after this time will be delivered the next business day.
Quick Returns
Explanation: We aim for a smooth return experience.
Policy: Returned items will be processed within 3–5 business days of receiving the item, and you will be notified once the return is approved.
Exchange for Misquoted Items
Explanation: We take full responsibility for product listing accuracy.
Policy: If the item you received is significantly different from its description or image, you can request an exchange.
Wrong or Damaged Products
Explanation: We ensure product quality and accurate shipping.
Policy: If you receive an incorrect product or one that is damaged during shipment, you are eligible for a free exchange.
Complete Package Assurance
Explanation: Your order should arrive complete and in perfect form.
Policy: If any accessory, component, or part is missing from the package, we will ship the missing parts after confirmation.
Video Proof of the Items
Explanation: Helps verify the condition of the product upon delivery.
Policy: An unboxing video is mandatory at the time of opening the package. The video must clearly show the sealed package being opened, the product, and all included components. This is required for any claims related to:
- Missing items
- Damaged products
- Wrong deliveries
Without this video proof, we will not be able to process returns or exchanges.
No Warranty for Electronic Products
Explanation: Most electronic items are sold as-is and cannot be returned once used.
Policy: Electronic products are not covered under warranty. We recommend testing the item as soon as you receive it. Exchanges are only allowed if the product is damaged on arrival or incorrectly delivered.
Return Request Timing
Explanation: We operate within a strict return window.
Policy: All return/exchange requests must be submitted within 10 days (local orders) and 20 days (bulk orders) from the invoice date.
Online Return Requests Only
Explanation: Streamlined and trackable process.
Policy: All return and exchange requests must be raised through our official website.
Proof of Purchase Required
Explanation: Ensures authenticity of your claim.
Policy: A copy of your invoice or order confirmation is required for any return, exchange, or or claim.
Order Cancellation Policy
Policy: Only those orders that are still in processing or have not yet been shipped are eligible for cancellation.
Explanation: Once an order has been shipped, it cannot be canceled under any circumstances. If your order is still in the processing stage or has not yet been dispatched, you may request a cancellation.
TECHNICAL DOCUMENTATION FILES
Description
Seeed Studio XIAO Series are diminutive development boards, sharing a similar hardware structure, where the size is literally thumb-sized. The code name “XIAO” here represents its half feature “Tiny”, and the other half will be “Puissant”.
Seeed Studio XIAO nRF52840 is carrying wireless capability for the first time and it supports Bluetooth 5.0, also able to operate with low power consumption. It will be your best microcontroller for Bluetooth applications.
The Seeed Studio XIAO nRF52840 is a compact, powerful development board that supports Bluetooth Low Energy (BLE) and native USB connectivity. Now available at Burk.pk, this board is ideal for developers working on IoT, wearables, BLE devices, and low-power embedded systems.
Despite its ultra-small size (just 21 x 17.5 mm), the XIAO nRF52840 packs serious performance. It features a Nordic nRF52840 SoC with a 32-bit ARM Cortex-M4 processor running at 64 MHz, making it suitable for real-time wireless applications.
✔️ Key Features:
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Processor: ARM Cortex-M4, 64 MHz
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Wireless: Bluetooth 5.0 LE
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USB Type-C port for programming and data transfer
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Flash Memory: 1 MB
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RAM: 256 KB
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Digital I/O Pins: 11 multifunctional GPIOs
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Interfaces: I2C, SPI, UART, ADC, PWM
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Ultra-low power consumption
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Battery-friendly with integrated charging circuit
One major benefit of the Seeed Studio XIAO nRF52840 is its native support for Arduino, MicroPython, and CircuitPython, making it accessible to developers of all levels. It also supports the nRF Connect SDK, enabling advanced Bluetooth development.
✔️ Ideal Applications:
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BLE-based wearables and smart bands
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IoT sensor nodes and environmental monitors
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Wireless input devices like keyboards or remotes
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Battery-powered portable gadgets
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USB HID projects (keyboard/mouse emulation)
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Fitness trackers, step counters, or medical devices
You can power it via USB-C or external Li-ion/LiPo batteries. Plus, the board includes SWD pads for professional-level debugging. Its castellated holes also make it easy to surface-mount onto a custom PCB, perfect for final product integration.
Another highlight is its full Bluetooth 5.0 stack. It supports long-range, high-throughput, and low-latency Bluetooth communication. Whether you’re making a BLE beacon, a smart sensor, or a wireless controller, the XIAO nRF52840 delivers top-notch performance in a thumb-sized package.
Pinout Diagram of Seeed Studio XIAO BLE nRF52840:
Applications:
- Wearable devices
- Wireless connect
- Embedded machine learning projects
- Perfect for mini Arduino projects
- Tiny Machine Learning application
Features:
- Versatile Microcontroller: Incorporate the Nordic nRF52840 chip with FPU, operating up to 64 MHz, mounted multiple development ports, supported by Arduino / CircuitPython
- Wireless Capabilities: Implement Bluetooth 5.0, BLE functions with onboard antenna, also provide NFC connectivity
- Elaborate Power Design: Provide ultra-low power consumption as 5 μA in deep sleep mode while supporting lithium battery charge management
- Thumb-sized Design: 21 x 17.5mm, Seeed Studio XIAO series classic form factor, suitable for wearable devices
- Perfect for Production: Breadboard-friendly & SMD design, no components on the back
Package Includes:
- 1 x Seeed Studio XIAO nRF52840
- 1 x Male Header
- 1 x Female Header
| Weight | 5 g |
|---|---|
| Manufacturer | Seeed Studio |
| Product number | 713-102010448 |
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