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Seeed Studio XIAO ble nRF52840-Seeeduino XIAO BLE- Supports Arduino / CircuitPython- Bluetooth5.0 with Antenna
5.0 (33 votes) | 437 orders
Price:
US $15.42 - 348.88
Discount Price:
US $
15.13 -
173.64
-2%
- Bundle
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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 Compact Design
21 x 17.5mm, adopting the classic form factor of XIAO, suitable for space limited projects like wearable devices.
Perfect for Production
Breadboard-friendly & SMD design, no components on the back.
Product Description:
Seeed Studio XIAO nRF52840 has an ultra-low power consumption of only 5 μA in the deep sleep mode, the embedded BQ25101 chip supports battery charge management which prolongs its use time. Moreover, Seeed Studio XIAO nRF52840 supports the USB Type-C interface which can supply power and download code. It also has rich On-chip Memory of 1 MB flash and 256 kB RAM, and an Onboard Memory of 2 MB QSPI flash. There are 11 digital i/o that can be used as PWM pins and 6 analog i/o that can be used as ADC pins.
It supports UART, IIC, and SPI all three common serial ports. 1 Reset button, 1 3-in-one LED, 1 Charge LED, and 1 Bluetooth antenna are on board, allowing developers to debug their code very easily.
The powerful performance makes it perfect for machine learning applications.
Notes:
All the I/O pins are 3.3V, please do not input more than 3.3V, otherwise, the CPU may be damaged.
Application:
Wearable devices
Wireless connect
Embedded machine learning projects
Perfect for mini Arduino projects
Tiny Machine Learning application
Hardware Overview:
Part List:
- Seeed Studio XIAO nRF52840x1
- 7 Pin Header 2
Learn and Documents:
Packaging Details
- Unit Type:
- Package Weight: 0.009
- Package Size: 7x2x10
- Brand Name: seeed studio
- Demo Board Type: ARM
- Hign-concerned Chemical: None
- Battery Included: No
- Origin: Mainland China
- Model Number: Seeed Studio XIAO nRF52840
- Processor: Nordic nRF52840 ARM Cortex M4 with FPU runs up to 64 MHz
- Wireless: Bluetooth 5.0/NFC
- On-chip Memory: 1 MB flash and 256 kB RAM
- Onboard Memory: 2 MB QSPI flash
- Power: Circuit operating voltage: 3.3V Input voltage (VIN): 5V Standby power consumption: <5μAC Charging current: 50mA/100mAh arging current: 50mA/100mA@200mA
SHIPPING AND DELIVERY
We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.
How do you ship packages?
Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.
Do you ship worldwide?
Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.
What about customs?
We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.
How long does shipping take?
Shipping time varies by location. These are our estimates:
| Location | *Estimated Shipping Time |
|---|---|
| United States | 10-30 Business days |
| Canada, Europe | 10-30 Business days |
| Australia, New Zealand | 10-30 Business days |
| Central & South America | 15-30 Business days |
Do you provide tracking information?
Yes, you will receive an email once your order ships that contains your tracking information.
My tracking says “no information available at the moment”.
For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.
Will my items be sent in one package?
For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.
If you have any other questions, please contact us and we will do our best to help you out.
REFUNDS & RETURNS POLICY
Order cancellation
All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.
Refunds
Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.
If you did not receive the product within the guaranteed time(60 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.
- Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
- Your order did not arrive due to exceptional circumstances outside the control of CNTRONIC Consumer Electronics Retailer (i.e. not cleared by customs, delayed by a natural disaster).
- Other exceptional circumstances outside the control of cntronic.com
*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page
If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.
Exchanges
If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.
Please do not send your purchase back to us unless we authorise you to do so.
LARGE ORDER DEALS
Thank you for your interest doing business with us!
If you would like to get a discounted price for your large purchase orders, fill in the required blanks along with your email address, the product Item ID # and/or the link of the item that you want to order, item quantity (minimum of 30 pieces), shipping country and payment method is required. We will contact you with a discounted price as soon as we receive your inquiry.
