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The SparkFun DEV-14812 SAMD21 Development Board is a powerful and compact microcontroller designed for advanced embedded applications. Powered by the ATSAMD21G18 32-bit ARM Cortex-M0+ processor running at 48 MHz, it offers 4MB of flash memory, 32KB SRAM, and 32KB of emulated EEPROM. The board features 26 GPIO pins, 14 of which are 12-bit analog-to-digital converter (ADC) channels, and includes both analog-to-digital and digital-to-analog converters (ADC & DAC). It supports an input voltage range of 4.2V–6.0V, with a 600mA 3.3V regulator, and offers a Qwiic connector for I2C communication.

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