NEW PRODUCT – Adafruit ItsyBitsy M0 Express – for CircuitPython & Arduino IDE What’s smaller than a Feather but larger than a Trinket? It’s an Adafruit ItsyBitsy M0 Express! Small, powerful, with a rockin’ ATSAMD21 Cortex M0 processor running at 48 MHz – this microcontroller board is perfect when you want something...