Adafruit Feather nRF52840 Sense

The Adafruit Feather Bluefruit Sense combines advanced technology with a multitude of sensors, creating a versatile wireless sensor platform. Equipped with Bluetooth Low Energy and native USB support, this microcontroller uses the powerful nRF52840 processor.

This all-in-one Arduino-compatible device features built-in USB and battery charging capabilities. Enhanced with CircuitPython compatibility, it meets the demand for memory and performance with the Cortex-M4 processor.

Its sensor array includes a 9-DoF motion tracker, proximity, light, color, and gesture sensors, a PDM microphone, and environmental sensors for temperature and humidity, making it a comprehensive environmental and motion-sensing tool.

Additional features include an ARM Cortex M4F processor running at 64MHz, 1MB flash, 256KB SRAM, native open-source USB stack, and Bluetooth Low Energy radio. It boasts 21 GPIO, 6 x 12-bit ADC pins, and 12 PWM outputs.

Perfect for building BLE-centric projects, the board has a low weight of just 6 grams and dimensions of 2.0" x 0.9" x 0.28". It includes a reset button, debug pads, and is compatible with various Adafruit FeatherWings.