Adafruit Feather RP2040 Adalogger - 8MB Flash with microSD Card - STEMMA QT / Qwiic

The Adafruit Feather RP2040 Adalogger is an all-in-one RP2040 data-logger featuring built-in USB, battery charging, and a microSD card holder, optimized for data reading and logging projects. It is designed in the Feather form factor for easy integration and expansion with FeatherWings.

Key features include a powerful RP2040 dual-core Cortex M0+ processor running at 133 MHz with 264 KB of RAM and 8 MB of onboard QSPI flash storage. The board supports SPI and SDIO interfaces for microSD cards, with an optional card detect line and on-board STEMMA QT / Qwiic connector for I2C devices.

This board is equipped with a built-in 200mA+ Lithium Polymer battery charger, USB Type C connector for USB power and programming, a red general-purpose LED, and a full-color RGB NeoPixel. It offers 21 GPIO pins including four 12-bit ADC inputs, multiple SPI, I2C, UART interfaces, and 16 PWM outputs, suitable for advanced sensor and peripheral connections.

Other features include reset and bootloader buttons, 4 mounting holes, a 12 MHz crystal for precise timing, and a 3.3V regulator with up to 500mA peak current output. The Feather RP2040 Adalogger can run from USB or a connected LiPo battery for portable applications.

• Compact size: 52.1mm x 23.0mm x 7.2mm (2.1" x 0.9" x 0.3")
• Lightweight: 5.6 grams
• MicroSD card slot on secondary SPI port with 4-bit SDIO support (advanced use only)
• Built-in USB Type C for power, data, and debugging
• Battery connector and charger for 3.7V Lithium Polymer batteries
• STEMMA QT / Qwiic connector for plug-and-play I2C sensors and accessories
• Red status LED and RGB NeoPixel for visual feedback

Note: Comes assembled and tested with headers that need to be soldered. Battery, microSD card, and USB cable are sold separately.