PROJECT_NAME Arduino Program Prerequisites Feather nRF52840 Sense device ONBOARD_SENSOR_X via I2C ONBOARD_ACTUATOR_Y on pin PIN_Y EXTERNAL_SENSOR_Z on pin PIN_Z Adding libraries Arduino IDE > Sketch > Include Library > Manage Libraries ... Search for "LIBRARY1_NAME" > Install Search for "LIBRARY2_NAME" > Install Uploading the program Connect the Arduino board via USB Arduino IDE > Tools > Board: Adafruit Feather Bluefruit Sense Arduino IDE > Tools > Port: (Adafruit Feather Bluefruit Sense) Arduino IDE > Upload