Start/Stop Timer with notifications and connection statushttps://devzone.nordicsemi.com/f/nordic-q-a/6978/start-stop-timer-with-notifications-and-connection-statusIn Short: How to get status wether noticiations are enabled or not? Where is this stored? Hello, I would like my peripheral to start/stop a timer that does measurements and sends them via sd_ble_gatts_hvx(m_conn_handle,&amp;hvx_params); based on notificaionsen-USTelligent Community 13Tue, 12 May 2015 12:11:51 GMTRE: Start/Stop Timer with notifications and connection statushttps://devzone.nordicsemi.com/thread/24602?ContentTypeID=1Tue, 12 May 2015 12:11:51 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0e0f1609-a0b6-4611-9d73-4d654ad738bbHung Bui<p>@muhkuhns : From the thread you linked only option 1 is not relevent because you don&#39;t want to actually send notification.</p> <p>But option 2- wait for the BLE_GATTS_EVT_WRITE and detect if it is a write command to enable notification to start the timer and option 3- read the cccd characteristic to see if it is enabled to start timer</p> <p>are fine and straight forward for your application, I don&#39;t see any reason why they are not.</p><div style="clear:both;"></div>