Why static key can not use letters ?https://devzone.nordicsemi.com/f/nordic-q-a/40518/why-static-key-can-not-use-lettersDear all, I modified the example &quot;ble_app_uart&quot; based nRF5_SDK_15.2.0_9412b96 to test the static key feature. But every time when I configure the static key including letters, nRF52832 can not work normally. I find the static key can only be set asen-USTelligent Community 13Thu, 15 Nov 2018 09:41:10 GMTRE: Why static key can not use letters ?https://devzone.nordicsemi.com/thread/157443?ContentTypeID=1Thu, 15 Nov 2018 09:41:10 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5468bdbd-891f-44d2-983c-1579f25f3c1fVidar Berg<p>Hi,</p> <p>The passkey must be a 6-byte ASCII numbers only string according to the Bluetooth specification. So it is not possible to use letters in the passkey.&nbsp;&nbsp;</p><div style="clear:both;"></div>