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Adafruit Feather 32u4 Bluefruit LE w/ Stacking Headers

₹4,049.00 (Inclusive of all taxes)
Out of Stock

The Adafruit Feather 32u4 Bluefruit LE is an all-in-one, Arduino-compatible development board featuring an ATmega32u4 microcontroller with integrated Bluetooth Low Energy (BLE) for seamless wireless communication. Designed for portable projects, it includes built-in USB and LiPo battery charging.

Features

  • Integrates an ATmega32u4 microcontroller running at 8MHz with 3.3V logic and power.
  • Features built-in Bluetooth Low Energy (BLE) for wireless connectivity with modern smartphones and devices.
  • Includes a native USB port for programming and debugging, alongside an integrated LiPo battery charger.
  • Supplied with stacking headers pre-assembled, enabling straightforward expansion with FeatherWings.

Out of stock

Description

The Adafruit Feather 32u4 Bluefruit LE board provides a compact, all-in-one solution for developing Arduino-compatible projects requiring robust Bluetooth Low Energy (BLE) capabilities. At its core lies the ATmega32u4 microcontroller, operating at 8MHz with 3.3V logic, offering native USB support for direct programming and serial debugging without an external FTDI adapter. This design makes it ideal for portable applications where size, power efficiency, and integrated wireless communication are critical.

This Feather board is engineered to be a versatile platform for makers and developers, simplifying the integration of wireless features into their projects. The onboard BLE module enables seamless interaction with iOS, Android, Mac OS X, and Windows 8+ devices, making it perfect for creating applications that leverage smartphone or tablet connectivity. Furthermore, the inclusion of a built-in 100mA LiPo battery charger ensures your projects can be powered autonomously and recharged conveniently via USB.

The Feather 32u4 Bluefruit LE extends its utility with a rich set of I/O, including 20 GPIO pins, hardware serial, I2C, and SPI support, 8 PWM outputs, and 10 analog inputs. Its compact footprint and support for the Feather ecosystem allow for easy expansion using FeatherWings, making it adaptable to a wide range of embedded sensing, control, and IoT applications.

Key Features

  • Integrated ATmega32u4 microcontroller, clocked at 8MHz with 3.3V logic/power.
  • Built-in Bluetooth Low Energy (BLE) for low-power wireless communication.
  • Native USB support with pre-loaded USB bootloader for easy programming and debugging.
  • Onboard 3.3V regulator capable of delivering up to 500mA peak current.
  • Includes a 100mA LiPo battery charger with a dedicated charging status indicator LED.
  • Provides 20 GPIO pins, encompassing hardware Serial, I2C, SPI, 8 PWM pins, and 10 analog inputs.
  • Compact dimensions: 51mm x 23mm x 8mm (2.0" x 0.9" x 0.28") without headers.
  • Comes with stacking headers pre-assembled for straightforward FeatherWing integration.

Applications

  • Wearable electronics and low-power IoT devices.
  • Bluetooth-enabled sensor nodes and data loggers.
  • Smart home automation and control systems.
  • Portable projects requiring smartphone or tablet connectivity.
  • Educational robotics and prototyping with wireless communication.

Technical Specifications

MicrocontrollerATmega32u4
Clock Frequency8 MHz
Logic & Operating Voltage3.3V
Wireless ConnectivityBluetooth Low Energy (BLE)
GPIO Pins20
PWM Pins8
Analog Inputs10
Voltage Regulator Output3.3V @ 500mA peak
Battery Charger100mA LiPo (via USB)
Dimensions (L x W x H)51mm x 23mm x 8mm
Weight5.7 grams

Frequently Asked Questions

What is the primary microcontroller on the Adafruit Feather 32u4 Bluefruit LE?

The board utilizes an ATmega32u4 microcontroller, operating at 8MHz with 3.3V logic. This chip provides native USB capabilities, allowing the board to act as a HID device (keyboard, mouse) or a virtual serial port, simplifying programming and debugging without additional hardware.

How does the Feather 32u4 Bluefruit LE handle power management?

It features a 3.3V regulator capable of 500mA peak output and an integrated 100mA LiPo battery charger. This enables the board to be powered via USB or a single-cell LiPo battery, with automatic charging and status indication, ideal for portable applications.

What wireless connectivity options are available?

The board includes a built-in Bluetooth Low Energy (BLE) module, making it suitable for low-power wireless communication with smartphones, tablets, and other BLE-enabled devices. This simplifies the creation of projects requiring app control or data exchange over short ranges.

Is the Adafruit Feather 32u4 Bluefruit LE compatible with the Arduino IDE?

Yes, it is fully Arduino-compatible and can be programmed using the Arduino IDE. Thanks to its native USB, it supports the Leonardo bootloader. Developers can leverage existing Arduino libraries and the extensive community support for ATmega32u4-based projects.

Package Includes

  • 1 x Adafruit Feather 32u4 Bluefruit LE with Stacking Headers - Assembled

Additional Information

Weight 0.01 kg
Dimensions 9 × 7 × 4 cm