https://devzone.nordicsemi.com/f/nordic-q-a/11120/nrf51-ble-app-uart-static-passkey-no-tx-rx-dataHi I&#39;m trying to test UART over BLE using A custom board with a nRF51822,S110_NRF51822_7.1.0 SDK 6_1_1, Code is Github &quot;NordicSemiconductor/nRF51-ble-app-uart-static-passkey&quot; Android working fine,but Iphone5 with IOS 9.0 is Conection is Ok,but canen-USTelligent Community 13Tue, 05 Jan 2016 14:08:52 GMThttps://devzone.nordicsemi.com/thread/41650?ContentTypeID=1Tue, 05 Jan 2016 14:08:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:04365cc5-1877-4311-b519-0c211d1d41e6Petter Myhre<p>Have you tested with one of our development kits? Do you see the same behavoir? Have you tested with other iOS devices? Do you have a sniffer trace you can share with us?</p><div style="clear:both;"></div>