It has a similar form factor (67 x 25mm) and a Microchip SAM D21 32-bit Cortex-M0+ microcontroller as the previous MKR1000 and MKRZero boards. But this board has been designed for low power IoT ...
An Arduino-compatible wireless communications board has been designed with power efficiency in mind. The designers have selected a high-efficiency step-up regulator and a dual LDO regulator to power ...