https://devzone.nordicsemi.com/f/nordic-q-a/3196/non-gatt-profiles-aka-gatt-less-profilesIs it possible to have a connection via L2CAP only?en-USTelligent Community 13Mon, 21 Jul 2014 19:55:57 GMThttps://devzone.nordicsemi.com/thread/11752?ContentTypeID=1Mon, 21 Jul 2014 19:55:57 GMT137ad170-7792-4731-bb38-c0d22fbe4515:fd85daca-1ace-4e29-9f2e-9c958a11ee32FormerMember<p>tl;dr. Not possible right now between nrf51822s as S120 does not support it. Possible if any other master can receive it.</p> <p>Take a look at the discussion at the end of this thread. <a href="https://devzone.nordicsemi.com/question/7249/l2cap-sd_ble_l2cap_tx-running-out-of-buffer/">devzone.nordicsemi.com/.../</a></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/11751?ContentTypeID=1Mon, 21 Jul 2014 01:42:02 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5ae639ad-88fa-40ae-b7a4-c602098948efhassan789<p>periodic file transfer at 27byte payload/packet</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/11750?ContentTypeID=1Mon, 21 Jul 2014 01:23:26 GMT137ad170-7792-4731-bb38-c0d22fbe4515:392339f3-115d-4c6e-a0de-e55a6cda60bcUlrich Myhre<p>Some services, e.g. GAP (UUID 0x1800), are mandatory to have in BLE, and it is not possible to disable these in the SoftDevices provided by NordicSemi.</p> <p>But what exactly do you want to accomplish? You don&#39;t have to use any of the GATT functionality if you don&#39;t need to.</p><div style="clear:both;"></div>