S140 SoftDevice

Concurrent multi-role Bluetooth 5 protocol stack for nRF52840 SoC.

The S140 SoftDevice is a Bluetooth 5 protocol stack that supports the nRF52840 multi-protocol SoC. This SoftDevice combined with the nRF52840 allows developers to leverage the exciting range of new features introduced in Bluetooth 5 and introduce them into their product design.


The S140 offers concurrent, multi-role support and introduces support for the three major feature additions of Bluetooth 5, these are

  • High throughput mode (x 2 throughput improvement)
  • Long range mode (x 4 range improvement)
  • Advertising extensions (x 8 broadcast capacity improvement)
  • Improved co-existence features

The S140 is currently an alpha release and not recommended for use in final products before it reaches production build.

Please refer to current S140 release notes to identify the current level of supported features.




Click to download the latest version of the S140 SoftDevice.



Related products
nRF52840 Multi-protocol Bluetooth 5/Bluetooth low energy/ANT/802.15.4/2.4GHz RF SoC
nRF52832 Multi-protocol Bluetooth 5/Bluetooth low energy/ANT/2.4GHz SoC
nRF52 DK Development kit for nRF52832 SoC
nRF52840 Preview DK Development kit for nRF52840 SoC
S140 Bluetooth 5 protocol stack for nRF52840
S132 Bluetooth 4.2 protocol stack for nRF52840
nRF5 SDK Software Development Kit for nRF51 and nRF52 Series
nRF5 SDK for IoT IoT SDK for applications using IPv6 over Bluetooth low energy
nRF5 SDK for HomeKit Software Development Kit for HomeKit solutions
nRF5 SDK for AirFuel Software Development Kit for Airfuel-compliant wireless charging applications
nRF5 Sniffer Low cost Bluetooth Smart/Bluetooth low energy packet sniffer