{"title":"Adafruit Feather nRF52840 Sense","handle":"adafruit-feather-nrf52840-sense","url":"/products/adafruit-feather-nrf52840-sense","description":"The Feather nRF52840 Sense takes the popular Feather nRF52840 Express and adds a suite of on-board environmental and motion sensors. It features Bluetooth Low Energy, native USB, CircuitPython and Arduino support, plus sensors for acceleration, gyroscope, magnetometer, proximity, light, colour, gesture, humidity, temperature, barometric pressure, and sound — all in a single board.\n\nOn-board Sensors\n\n\nLSM6DS33 – 6-DoF accelerometer and gyroscope\n\nLIS3MDL – 3-axis magnetometer (combined 9-DoF motion)\n\nAPDS9960 – Proximity, light, colour, and gesture sensor\n\nSHT40 – Humidity sensor\n\nBMP280 – Temperature and barometric pressure/altitude sensor\n\nPDM Microphone – Digital sound sensor\n\n\nKey Features\n\n\nnRF52840 Processor – ARM Cortex M4F at 64 MHz with hardware floating point acceleration\n\n1 MB Flash + 256 KB SRAM – 4× the resources of the nRF52832\n\nNative USB – CDC serial, HID, MIDI, and mass storage support\n\nBluetooth Low Energy – 2.4 GHz BLE radio with up to +8 dBm output power\n\nFCC / IC / TELEC Certified – Pre-certified wireless module\n\nArduino + CircuitPython – Full support for both development environments\n\nUF2 Bootloader – Drag-and-drop firmware loading\n\nNeoPixel + LEDs – RGB NeoPixel, red LED (pin #13), and blue connection status LED\n\n21 GPIO Pins – 6× 12-bit ADC, up to 12 PWM outputs (3 modules × 4 channels)\n\nLiPo Battery Support – JST connector with built-in charger and battery voltage monitoring\n\nSWD Debug Pads – On the bottom of the PCB for advanced debugging\n\nFull FeatherWing Compatibility – Works with all FeatherWings including UART-based ones\n\nCompact Design – 51 mm × 23 mm × 7.2 mm, weighing 6 g\n\n\nAlso Available\n\n\nFeather nRF52840 Express – Same board without on-board sensors\n\nFeather nRF52 Bluefruit LE – nRF52832 with Arduino support\n\n\nIdeal For\n\nWireless environmental monitoring\nMotion tracking and gesture detection\nSound-reactive BLE projects\nRapid sensor prototyping without external breakouts\n\n\nPackage Contents\n\n1× Feather nRF52840 Sense\n1× Header pin set\n\n\n\nNote: LiPo battery and USB cable sold separately.\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":4134,"title":"Default Title","sku":"AF-4516","price":79.28,"compare_at_price":0.0,"on_sale":false,"in_stock":true,"available_quantity":41,"option1":"Default Title"}]}