Config issues while changing the rtt_type and channel_selection_type in struct bt_le_cs_create_config_params config_params.https://devzone.nordicsemi.com/f/nordic-q-a/127125/config-issues-while-changing-the-rtt_type-and-channel_selection_type-in-struct-bt_le_cs_create_config_params-config_paramsHi, I wanted to characterise the CS accuracy by changing the default parameters in I get errors when I try to change rtt_type to sounding sequence. I tried both 32 and 96 bits; both gave me build errors. W: opcode 0x2090 status 0x11 E: Faileden-USTelligent Community 13Mon, 23 Feb 2026 19:45:51 GMTRE: Config issues while changing the rtt_type and channel_selection_type in struct bt_le_cs_create_config_params config_params.https://devzone.nordicsemi.com/thread/561890?ContentTypeID=1Mon, 23 Feb 2026 19:45:51 GMT137ad170-7792-4731-bb38-c0d22fbe4515:320219c3-06b9-41bc-9723-1050ee58eaaaAmanda Hsieh<p><span>You are correct, and that explains the errors you are seeing.</span></p><div style="clear:both;"></div>RE: Config issues while changing the rtt_type and channel_selection_type in struct bt_le_cs_create_config_params config_params.https://devzone.nordicsemi.com/thread/561799?ContentTypeID=1Mon, 23 Feb 2026 09:48:57 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f0d6372e-a107-4715-9635-a4df2fd15fe4Vinayaka KS<p>I did find this&nbsp;in the documentation and got to know that the RTT sounding sequence is not yet supported.&nbsp;Also the channel_3c is in the not supported column.</p> <p><a href="https://docs.nordicsemi.com/bundle/ncs-latest/page/nrfxlib/softdevice_controller/doc/channel_sounding.html#support_status">docs.nordicsemi.com/.../channel_sounding.html</a></p> <p>Thanks,</p> <p>Vinayaka KS</p><div style="clear:both;"></div>