Seeed Studio XIAO SAMD21 Development Board

Seeed Studio XIAO SAMD21 Development Board

Seeed Studio XIAO SAMD21 is the smallest member of the Seeeduino family. Packing an Arm Cortex-M0+ ATSAMD21G18A processor into a footprint smaller than a postage stamp (20 x 17.5 mm), featuring USB Type-C and castellated solder pads.

Specifications

• Microchip ATSAMD21G18A 32-bit Arm Cortex-M0+ @ 48 MHz
• 256 KB Flash memory and 32 KB SRAM
• 14 GPIO pins (11 digital/analog, 1 DAC, 1 I2C, 1 UART, 1 SPI)
• USB Type-C port for power and programming
• Castellated holes allow surface mounting directly on motherboards
• Breadboard-friendly and compatible with Arduino IDE and CircuitPython