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New board Adafruit Feather nRF52840 Sense #214

Description

@darioconcilio77

It would be nice to have this board available.
Adafruit Feather nRF52840 Sense

A chorus of supporting sensors surround the module so you can do all sorts of environmental and motion sensing:

ST Micro series 9-DoF motion - LSM6DS3TR-C Accel/Gyro + LIS3MDL magnetometer

Features:

  • ARM Cortex M4F (with HW floating point acceleration) running at 64MHz
  • 1MB flash and 256KB SRAM
  • Native Open Source USB stack - pre-programmed with UF2 bootloader
  • Bluetooth® Low Energy compatible 2.4GHz radio (Details available in the nRF52840 product specification)
  • FCC / IC / TELEC certified module
  • Up to +8dBm output power
  • 21 GPIO, 6 x 12-bit ADC pins, up to 12 PWM outputs (3 PWM modules with 4 outputs each)
  • Hardware SPI, UART, I2C and I2S on any pins
  • Pin No SConstruct file found platformio-core#13 red LED for general purpose blinking, Blue LED for general purpose connection status, NeoPixel for colorful feedback
  • Power/enable pin
  • Measures 2.0" x 0.9" x 0.28" (51mm x 23mm x 7.2mm) without headers soldered in
  • Light as a (large?) feather - 6 grams
  • 4 mounting holes
  • Reset button
  • SWD debug pads on bottom of PCB
  • Works out of the box with all of our Adafruit FeatherWings! (Even the UART-using ones like the GPS FeatherWing)

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