Feather M0 Adalogger Maximize

Feather M0 Adalogger

The Feather M0 Adalogger - Loose Headers is an 'all-in-one' Cortex M0 datalogger (or data-reader) with built in USB and battery charging. Its an Adafruit Feather M0 with a microSD holder similar to the Openlog Data Logger Module for $14.95.

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Last Updated: 05/30/2024





  • Feather M0 Adalogger
    • Measures 2.0" x 0.9" x 0.28" (51mm x 23mm x 8mm) without headers soldered in
    • Light as a (large?) feather - 5.3 grams
    • ATSAMD21G18 @ 48MHz with 3.3V logic/power
    • 256KB of FLASH + 32KB of RAM
    • No EEPROM
    • 3.3V regulator with 500mA peak current output
    • USB native support, comes with USB bootloader and serial port debugging
    • You also get tons of pins - 20 GPIO pins
    • Hardware Serial, hardware I2C, hardware SPI support
    • 8 x PWM pins
    • 10 x analog inputs
    • 1 x 10-bit analog output (DAC)
    • Built in 100mA lipoly charger with charging status indicator LED
    • Pin #13 red LED for general purpose blinking
    • Power/enable pin
    • 4 mounting holes
    • Reset button


If you already have a microcontroller such as an Arduino, you may wish to just get the Openlog Data Logger Module for $14.95, the Data Logger Shield for Arduino for $19.99 or the Micro SD Card Reader Module for $14.95.

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