Adafruit Feather nRF52840 Express

Support for the Adafruit Feather nRF52840 Express. More...

Detailed Description

Support for the Adafruit Feather nRF52840 Express.

General information

The Feather nRF52840 Express is a development board from Adafruits Feather board family. It provides native USB support, Bluetooth Low Energy and IEEE 802.15.4 support via the nRF52840 MCU.

Flash the board

Flashing the Feather nRF52840 is described in the common Adafruit nRF52 Bootloader section.

Terminal

To connect a terminal to the Feather, RIOT chooses stdio_cdc_acm per default. This lets you access the Feather directly over USB.

You have several alternative possibilities to connect to the board.

1. With

   USEMODULE += stdio_uart

   and an FTDI adapter connected to the Feather's RX and TX ports you can use UART-based terminals to connect to the feather
2. With

   USEMODULE += stdio_rtt

   you can use the Segger J-Link Programmer as a serial interface to the device.

Files
file	bat_voltage_params.h
	Configuration of SAUL mapped battery voltage information.
file	board.h
	Board specific configuration for the Adafruit Feather nRF52840 Express.
file	gpio_params.h
	Configuration of SAUL mapped GPIO pins.
file	periph_conf.h
	Peripheral configuration for the Adafruit Feather nRF52840 Express.