1.. zephyr:code-sample:: ble_direct_adv 2 :name: Direct Advertising 3 :relevant-api: bluetooth 4 5 Advertise directly to a bonded central device. 6 7Overview 8******** 9 10Application demonstrating the Bluetooth LE Direct Advertising capability. If no device is bonded 11to the peripheral, casual advertising will be performed. Once bonded, on every subsequent 12boot direct advertising to the bonded central will be performed. Additionally this sample 13provides two Bluetooth LE characteristics. To perform write, devices need to be bonded, while read 14can be done just after connection (no bonding required). 15 16Please note that direct advertising towards iOS based devices is not allowed. 17For more information about designing Bluetooth LE devices for Apple products refer to 18"Accessory Design Guidelines for Apple Devices". 19 20Requirements 21************ 22 23* A board with Bluetooth LE support 24* Second Bluetooth LE device acting as a central with enabled privacy. For example another Zephyr board 25 or any modern smartphone 26 27Building and Running 28******************** 29 30This sample can be found under :zephyr_file:`samples/bluetooth/direct_adv` in the 31Zephyr tree. 32 33See :zephyr:code-sample-category:`bluetooth` samples for details. 34