Branch: refs/heads/969781 Home: https://github.com/bluez/bluez Commit: d69c129e9f0a18b3217f4625182a212ed55530ce https://github.com/bluez/bluez/commit/d69c129e9f0a18b3217f4625182a212ed55530ce Author: Magdalena Kasenberg <magdalena.kasenberg@xxxxxxxxxxx> Date: 2025-06-09 (Mon, 09 Jun 2025) Changed paths: M monitor/bt.h M monitor/packet.c Log Message: ----------- monitor: Add support for decoding Channel Sounding Add initial support for decoding commands and events of Channel Sounding, a new feature introduced in Bluetooth Core Specification Version 6.0 | Vol 1, Part A, Section 9 "Channel Sounding Using Bluetooth Low Energy". Testing: To test the feature you need a hardware that supports Channel Sounding. Channel Sounding can be tested using Nordic Semiconductor's sample applications for the Initiator and Reflector roles, which are available as part of the nRF Connect SDK and require an nRF54L15 development kit. See tutorials: https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/samples/bluetooth/channel_sounding_ras_initiator/README.html https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/samples/bluetooth/channel_sounding_ras_reflector/README.html Example output from btmon: > HCI Event: LE Meta Event (0x3e) plen 250 #102 7.954000 LE CS Subevent Result (0x31) Connection handle: 0 Config ID: 0 Start ACL Conn Event Counter: 53 Procedure Counter: 0 Frequency Compensation: 49152 Reference Power Level: 237 Procedure Done Status: Partial results with more to follow for the CS procedure (0x01) Subevent Done Status: Partial results with more to follow for the CS subevent (0x01) Abort reason: 0x00 Procedure: Report with no abort (0x00) Subevent: Report with no abort (0x00) Num Antenna Paths: 1 Num Steps Reported: 22 Steps data: [234]: 00e801024709000702f4000aa2f420022e0900d05df900d0edf820021009007251e400e27f001201100600ffe8f8ff01022d0900c5fd0200c7fd0220023c090029b11d0015911e2002030900bc002200e8effe1201030600ffe7f6ff01022b0900646f220041bf2120022c0900a75f23000820fe1202210900d93ee1001d80001202230900e00ee10000dfdf2001230600ffe71c0001023d090029d2fa00e24f0012021f0900c04d0100c18d022002050900674023005780232001050600ffe80f0001020e090077b0dc005c60dc20022209001f3eec00fcff01120000000000000f0003000005082800 Step 0 Mode: 0 Channel: 3 Step data len: 3 Raw step data: [3]: 00e801 Packet Quality: 0x00 CS Access Address check is successful, and all bits match the expected sequence Bit errors: 0 Packet RSSI: -24 Packet Antenna: 1 ... Step 3 Mode: 2 Channel: 71 Step data len: 9 Raw step data: [9]: 000702f4000aa2f420 Antenna Permutation Index: 0 Path 0 PCT: 0xf40207 I: 0x207 Q: 0xf40 Tone quality indicator: 0x00 Tone quality is high (0x00) Not tone extension slot (0x00) Path 1 PCT: 0xf4a20a I: 0x20a Q: 0xf4a Tone quality indicator: 0x20 Tone quality is high (0x00) Tone extension slot; tone expected to be present (0x02) ... Step 6 Mode: 1 Channel: 16 Step data len: 6 Raw step data: [6]: 00ffe8f8ff01 Packet Quality: 0x00 CS Access Address check is successful, and all bits match the expected sequence Bit errors: 0 Packet NADM: Unknown NADM (0xff) Packet RSSI: -24 ToA_ToD: 0xfffffff8 Packet Antenna: 1 To unsubscribe from these emails, change your notification settings at https://github.com/bluez/bluez/settings/notifications
