Seeed Studio Seeeduino XIAO SAMD21 Arduino Compatible Board
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Seeed Studio Seeeduino XIAO SAMD21 Arduino Compatible Board

Seeed Studio Seeeduino XIAO SAMD21 Arduino Compatible Board

$2.11

Original: $7.02

-70%
Seeed Studio Seeeduino XIAO SAMD21 Arduino Compatible Board

$7.02

$2.11

The Story

Seeed Studio Seeeduino XIAO SAMD21 Board

The Seeeduino XIAO SAMD21 is a compact yet powerful Arduino-compatible board built on the Microchip SAMD21G18 MCU.

As the flagship of the Seeeduino XIAO series, this tiny board delivers professional-grade performance in a minimalist, SMD-designed form factor, making it perfect for space-constrained projects.

It offers seamless compatibility with Arduino IDE, MicroPython, and PlatformIO, allowing flexible development for a wide range of applications.

With extensive tutorials and learning resources, the Seeeduino XIAO SAMD21 is an excellent choice for beginners and hobbyists eager to explore open-source electronics.

Related Products

Features:

  • Ultra-compact Seeeduino XIAO design
  • Powered by SAMD21G18 MCU
  • Arduino IDE, MicroPython & PlatformIO compatible
  • Thumb-sized SMD package for space-saving projects
  • Beginner-friendly with tutorials and learning resources

SAMD21 vs ESP32

Feature SAMD21 (Seeeduino XIAO) ESP32
Core ARM Cortex-M0+ Dual-core Tensilica LX6
Clock Speed 48 MHz Up to 240 MHz
Connectivity No WiFi/Bluetooth (needs external modules) WiFi + Bluetooth built-in
Power Consumption Very low-power Higher compared to SAMD21
Size Ultra-compact (XIAO form factor) Generally larger modules
Best Use Case Wearables, sensor nodes, compact projects IoT, wireless projects, high-performance tasks

Applications:

  • Learning and Education (Arduino, MicroPython, Basic electronics, and prototyping)
  • Wearable devices include health monitoring, interactive apparel, and tiny fitness trackers.
  • IoT and sensor projects include environmental monitoring, data collection devices, smart home sensors, and small automation systems.
  • Space-Constrained Mini Arduino Projects
  • Rapid prototyping (fast proof-of-concept constructions, hardware testing, product prototypes, embedded system development)
  • HID devices (do-it-yourself keyboard, USB to multi-channel TTL/USB host mode,

Seeeduino XIAO SAMD21 Pinout Diagram

Seeeduino XIAO SAMD21 Pinout Diagram

Sample Sketch

Seeed Studio Seeeduino XIAO SAMD21 Arduino Compatible Board - Image 2

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Seeed Studio Seeeduino XIAO SAMD21 Arduino Compatible Board - Image 3

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Seeed Studio Seeeduino XIAO SAMD21 Arduino Compatible Board - Image 4

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Seeed Studio Seeeduino XIAO SAMD21 Arduino Compatible Board - Image 5

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Description

Seeed Studio Seeeduino XIAO SAMD21 Board

The Seeeduino XIAO SAMD21 is a compact yet powerful Arduino-compatible board built on the Microchip SAMD21G18 MCU.

As the flagship of the Seeeduino XIAO series, this tiny board delivers professional-grade performance in a minimalist, SMD-designed form factor, making it perfect for space-constrained projects.

It offers seamless compatibility with Arduino IDE, MicroPython, and PlatformIO, allowing flexible development for a wide range of applications.

With extensive tutorials and learning resources, the Seeeduino XIAO SAMD21 is an excellent choice for beginners and hobbyists eager to explore open-source electronics.

Related Products

Features:

  • Ultra-compact Seeeduino XIAO design
  • Powered by SAMD21G18 MCU
  • Arduino IDE, MicroPython & PlatformIO compatible
  • Thumb-sized SMD package for space-saving projects
  • Beginner-friendly with tutorials and learning resources

SAMD21 vs ESP32

Feature SAMD21 (Seeeduino XIAO) ESP32
Core ARM Cortex-M0+ Dual-core Tensilica LX6
Clock Speed 48 MHz Up to 240 MHz
Connectivity No WiFi/Bluetooth (needs external modules) WiFi + Bluetooth built-in
Power Consumption Very low-power Higher compared to SAMD21
Size Ultra-compact (XIAO form factor) Generally larger modules
Best Use Case Wearables, sensor nodes, compact projects IoT, wireless projects, high-performance tasks

Applications:

  • Learning and Education (Arduino, MicroPython, Basic electronics, and prototyping)
  • Wearable devices include health monitoring, interactive apparel, and tiny fitness trackers.
  • IoT and sensor projects include environmental monitoring, data collection devices, smart home sensors, and small automation systems.
  • Space-Constrained Mini Arduino Projects
  • Rapid prototyping (fast proof-of-concept constructions, hardware testing, product prototypes, embedded system development)
  • HID devices (do-it-yourself keyboard, USB to multi-channel TTL/USB host mode,

Seeeduino XIAO SAMD21 Pinout Diagram

Seeeduino XIAO SAMD21 Pinout Diagram

Sample Sketch

Seeed Studio Seeeduino XIAO SAMD21 Arduino Compatible Board | Robocraze