- ATSAMD21 Datasheet (the main chip on the ItsyBitsy M0 Express)
- Fritzing object in the Adafruit Fritzing Library
- EagleCAD PCB files in GitHub
- PDF for ItsyBitsy M0 Express Board Diagram on GitHub
This guide was first published on May 27, 2018. It was last updated on May 27, 2018.
This page (Downloads) was last updated on Aug 16, 2022.
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