Adafruit Feather M0 WiFi with uFL - ATSAMD21 + ATWINC1500

The Adafruit Feather M0 WiFi w/ATWINC1500 is a sleek and lightweight development board designed for portable microcontroller projects with integrated WiFi. With a focus on ease of use, it combines the performance of an ARM Cortex M0 processor with the convenience of an 802.11bgn WiFi module. Whether you're building IoT devices or need a mobile solution, this board offers everything you need to get started quickly.

Key Features:

• WiFi Connectivity: Equipped with the ATWINC1500 WiFi module, this board supports 802.11b/g/n networks, enabling seamless internet connectivity. It features low power management, Soft-AP mode, and SSL TLS 1.2 encryption, making it highly reliable and secure for networking tasks.
• Power Efficient: The ATWINC1500 module offers excellent power efficiency, drawing just 12mA in operation and as low as 2mA during sleep mode. This is significantly lower than other modules like the ESP8266, making it ideal for battery-powered applications.
• ARM Cortex M0 Processor: The ATSAMD21G18 processor, clocked at 48 MHz, provides 256KB of Flash and 32KB of SRAM, offering ample resources for more complex tasks. It also includes USB-to-Serial program & debug capability, eliminating the need for additional FTDI chips.
• Portable Power: The Feather M0 features a built-in 200mA LiPo charger and is compatible with 3.7V lithium-polymer batteries, making it perfect for portable projects. It can run directly from USB power or switch automatically to battery power.
• Extensive I/O Options: With 20 GPIO pins, 8 PWM pins, 10 analog inputs, 1 analog output, and full support for hardware SPI, I2C, and Serial, this board is highly flexible for various applications.
• Compact and Lightweight: Measuring just 2.1" x 0.9" x 0.3" and weighing only 6.1 grams, the Feather M0 WiFi is an excellent choice for small projects where space and weight are crucial.
• Easy to Use: Pre-assembled and tested, the Feather M0 comes with a USB bootloader and can be easily programmed using the Arduino IDE. It also includes headers for easy integration with breadboards and other components.

Additional Specifications:

• WiFi Encryption Support: WEP, WPA, WPA2.
• Battery Monitoring: The Feather M0 allows you to monitor the battery voltage via an analog pin, ensuring that you know when to recharge.
• USB Native Support: Includes USB bootloader and serial port debugging for easy programming.
• External Antenna: The board does not come with an onboard antenna, but features a uFL connector for attaching an external antenna (sold separately).
• No CircuitPython/MicroPython Support: Currently, there are no drivers available for CircuitPython or MicroPython, and there are no plans to develop them.

Ideal For:

• IoT Applications: Easily connect your projects to the Internet or create a network access point.
• Portable Projects: Low power consumption and built-in battery charging make it perfect for battery-powered applications.
• Prototyping and Development: The Feather M0 provides extensive I/O options and quick integration with the Arduino IDE, making it ideal for rapid prototyping.

This Feather M0 board combines ease of use, low power consumption, and a powerful processor, all in a compact, portable form, making it an excellent choice for wireless projects.