A list of the 4 libraries in the architecture nrf52.
| Arduino Low Power | Power save primitives features for SAMD and nRF52 32bit boards |
| Codec2 | The Codec2 library is a proof-of-concept for running the Codec2 audio codec on an Arduino-compatible Adafruit Feather nRF52 Bluefruit LE board. |
| LoRa Node | LoRa Node library for Arduino LoRa Node Shield. |
| Servo | Allows Arduino/Genuino boards to control a variety of servo motors. |