SAMD21G-Based Arduino Compatible Development Board
https://www.electronics-lab.com/samd21g-based-arduino-compatible-development-board/
With extended I/O pins, the same powerful controller of the Arduino Zero, Atmel SAMD12G18 and in smaller size, Albert Van Dalen had developed “SAM 15×15“ development board. SAM 15×15 is an Arduino compatible development board that features the Atmel SAMD12G18 microcontroller. It has 34 digital I/O pins, 24 pins of them support PWM, and 14 […]