SoftDevice Controller¶

The SoftDevice Controller is an RTOS-agnostic library built for the Nordic Semiconductor nRF52 and nRF53 Series. It supports Bluetooth 5. The library utilizes services provided by the Multiprotocol Service Layer.

The SoftDevice Controller is distributed in different variants containing different features. Variants for the Arm Cortex-M4 processor are available as soft-float, softfp-float, and hard-float. Variants for the Arm Cortex-M33 processor are available as soft-float only.

Bluetooth LE feature support:

	Peripheral-only	Central-only	Multirole
2 Mbps PHY	X	X	X
Advertiser	X		X
Slave	X		X
Scanner		X	X
Master		X	X
Data Length Extensions	X	X	X
Advertising Extensions			X
Coded PHY (Long Range)			X

Proprietary feature support:

	Peripheral-only	Central-only	Multirole
Low Latency Packet mode			X
QoS Conn Event Reports	X	X	X

Note

Please note the following when using the library for the nRF5340:

Low Latency Packet mode is not supported on the nRF53 Series.