Notable changes to this controller are documented in this file.
The following changes have been introduced in the v3393 of the controller:
Updated the controller code with major changes that improve performance on many levels.
Fixed all failing EBQ tests for claiming the QDID.
Fixed an issue where the timing of the TXEN FEM pin was wrong and would cause unwanted radio noise.
Fixed timestamps that are returned when using the LE_READ_ISO_TX_SYNC HCI command.
The following changes have been introduced in the v3357 of the controller:
Updated the controller to be able to read RSSI from the CIS ISO channel using the
Fixed an issue where pins P0.28 to P0.31 cannot be allocated for controlling front-end modules (FEMs).
Fixed an issue where the FEM control pins cannot work when the TX output power setting equals 0 dBm.
The following changes have been introduced in the v3349 of the controller:
Fixed the Direct Test Mode (DTM), which was broken after version 3307.
Fixed an issue where an update to the connection parameter could lead to a disconnection.
Fixed an issue where the “stream stopped” and “disconnected” events would not be triggered.
Fixed an issue where the controller would stop responding when a disconnection happened.
The following changes have been introduced in the v3330 of the controller:
Fixed issue where resetting one headset caused the other to disconnect.
The following changes have been introduced in the v3322 of the controller:
Improvements to support creating CIS connections in any order.
Changes to accommodate BIS + ACL combinations.
Basic support for interleaved broadcasts.
See the nRF5340 Audio application known issues for the list of known issues for the controller.
The controller is closely related to the nRF5340 Audio application. See the nRF5340 Audio application feature support table for the list of supported features and limitations.