Adafruit Feather M0 Bluefruit LE

The Adafruit Feather M0 Bluefruit LE is a sleek, lightweight development board designed for ultimate portability and functionality. Combining an Arduino-compatible microcontroller with Bluetooth Low Energy (BLE) technology, it offers wireless connectivity with modern smartphones, tablets, and even Mac OS X and Windows 8+ devices. The board features an ATSAMD21G18 ARM Cortex M0 processor with 256K of FLASH and 32K of RAM, ensuring powerful performance in a compact package.

Ideal for portable projects, the Feather M0 Bluefruit LE has a built-in battery charging connector for 3.7V Lithium polymer batteries, enabling on-the-go use and easy recharging via micro USB. With 20 GPIO pins, hardware Serial, I2C, and SPI support, 8 PWM pins, 10 analog inputs, and an analog output, it provides plenty of connectivity options for various applications.

The Bluefruit LE module boasts an nRF51822 chipset from Nordic, offering versatile functionality with an easy-to-learn AT command set. This allows you to create and manipulate your own GATT Services and Characteristics, change the device's advertising behavior, and access a wealth of information, including die temperature, battery voltage, connection RSSI, and MAC address.

The Adafruit Feather M0 Bluefruit LE is perfect for those looking to create projects using iOS or Android devices as controllers, with apps available for color picking, accelerometer/gyro/magnetometer or location (GPS) data, and an 8-button gamepad. This powerful and portable development board comes fully assembled and tested, with a USB bootloader for quick use in the Arduino IDE.