Feather M0 Wi-Fi ATSAMD21 ATWINC1500 Dev Boards

Adafruit Feather M0 Wi-Fi ATSAMD21 and ATWINC1500 Development Boards are all-in-one Arduino-compatible and high-speed, reliable Wi-Fi development boards with built-in USB and battery charging. Each board features the 48MHz ATSAMD21G18 ARM Cortex M0 processor with 3.3V logic. The processor offers 256K of flash, 32K of RAM, and a built-in USB. The built-in USB provides a USB-to-Serial program and debug capability.