https://devzone.nordicsemi.com/f/nordic-q-a/89747/directed-adverising---custom-nrf52832-boardHello! I am working on a project that uses nrf52832 microcontroller with softdevice s132 6.1.1. for BLE capabilities. One of requirements is to implement directed advertising after bonding for the first time with a central device, in our case is iPhoneen-USTelligent Community 13Thu, 07 Jul 2022 11:13:12 GMThttps://devzone.nordicsemi.com/thread/375988?ContentTypeID=1Thu, 07 Jul 2022 11:13:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:854d9ef1-a03f-4440-bbeb-c18fc3f83e8cKenneth<p>Hi,</p> <p>Please see&nbsp;Apple Bluetooth guidelines in chapter 40.3 in:<br /><a href="https://developer.apple.com/accessories/Accessory-Design-Guidelines.pdf">https://developer.apple.com/accessories/Accessory-Design-Guidelines.pdf</a></p> <p>&quot;The accessory should use one of the following advertising PDUs:<br />● ADV_IND<br />● ADV_NOCONN_IND<br />● ADV_SCAN_IND<br /><br /><strong>ADV_DIRECT_IND should not be used</strong>.&quot;</p> <p>Best regards,<br />Kenneth&nbsp;</p><div style="clear:both;"></div>