Datasheets

• ATSAMD21 Datasheet (the main chip on the Feather M0)
• Fritzing object in the Adafruit Fritzing Library
• EagleCAD PCB files in GitHub
• PDF for Feather M0 Board Diagram on GitHub

Firmware

'Classic' Feather M0 Bootloader - You'll need to program it in using an ST-Link, JLink or other SWD-capable programmer. HEX available in the github repo

Schematic & Fabrication Print