https://devzone.nordicsemi.com/f/nordic-q-a/79550/tuya-ble-sdkHi, We are looking at porting the Tuya BLE SDK to the Nordic platform and on reviewing the documentation we have identified that the SDK uses two 16bit service UUIDs: - 0x1910 for data transfer - 0xA201 for advertising More details here: httpsen-USTelligent Community 13Mon, 13 Sep 2021 12:29:23 GMThttps://devzone.nordicsemi.com/thread/329223?ContentTypeID=1Mon, 13 Sep 2021 12:29:23 GMT137ad170-7792-4731-bb38-c0d22fbe4515:aa3cf2a6-a99a-4cb9-b691-8986be0a4de8Kenneth<p>That seems like a violation of BT?</p> <p><a href="https://www.bluetooth.com/specifications/assigned-numbers/">https://www.bluetooth.com/specifications/assigned-numbers/</a>&nbsp;<br /><a href="https://support.bluetooth.com/hc/en-us/articles/360062030092-Requesting-Assigned-Numbers">https://support.bluetooth.com/hc/en-us/articles/360062030092-Requesting-Assigned-Numbers</a>&nbsp;</p> <p>I can see from the release notes:</p> <p><a href="https://github.com/TuyaInc/tuya_ble_sdk/blob/9a22cd15983a36f749fea860292086bd6951f741/CHANGELOG.md">https://github.com/TuyaInc/tuya_ble_sdk/blob/9a22cd15983a36f749fea860292086bd6951f741/CHANGELOG.md</a></p> <h3>Changed</h3> <ul> <li>Use the new Tuya exclusive service uuid and characteristic uuid.</li> <li>Changed advertising packets format to adapt to the new service uuid.</li> </ul> <p>I guess you need to contact them on what this means?</p><div style="clear:both;"></div>