xiao-samd21-arduino
CommunityArduino development guide for XIAO SAMD21.
Authortherebelrobot
Version1.0.0
Installs0
System Documentation
What problem does it solve?
Pinout references, board specifications, and Arduino C++ development guidance for the Seeed Studio XIAO SAMD21. Use when writing Arduino firmware for the XIAO SAMD21, wiring peripherals, or configuring pins. Keywords: XIAO, SAMD21, Arduino, ATSAMD21G18, Cortex-M0+, pinout, GPIO, I2C, SPI, UART, DAC, analog, digital, PWM.
Core Features & Use Cases
- Pinout reference covering digital and analog pins, D0–D10, DAC on D0/A0, and related peripherals.
- Comprehensive board specifications including MCU, clock speed, flash, RAM, voltage, interfaces, and package dimensions.
- Arduino-focused setup guidance with example sections for common peripherals (I2C, SPI, UART) and basic GPIO usage.
Quick Start
Install the Seeed SAMD core in Arduino IDE and start a project by wiring the XIAO SAMD21 per the reference guide.
Dependency Matrix
Required Modules
None requiredComponents
Standard package💻 Claude Code Installation
Recommended: Let Claude install automatically. Simply copy and paste the text below to Claude Code.
Please help me install this Skill: Name: xiao-samd21-arduino Download link: https://github.com/therebelrobot/microcontroller-base/archive/main.zip#xiao-samd21-arduino Please download this .zip file, extract it, and install it in the .claude/skills/ directory.
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