![SparkFun SAMD21 Development Board](https://d27wgn5g4t3wja.cloudfront.net/products/ea5fb38e-7825-42a5-9024-e995e8e2b819/422953.png)
SparkFun SAMD21 Development Board
Qwiic Micro - SparkFun Electronics
Looking for a super small microcontroller to use with the Qwiic eco-system? The SparkFun Qwiic Micro is molded to fit our standard 1"x1" Qwiic standard size which makes it one of our smallest micro-controller offerings to date. At it's core is the powerful and versatile ATSAMD21E18, which is an ARM Cortex M0+, 32-bit microcontroller, with 256KB of flash memory that can run at up to 48MHz! It has 12 digital pins which include 5 analog pins, SPI, I²C, and an additional UART data bus as well as a Qwiic connector for easy integration into the Qwiic ecosystem and I²C prototyping.