This is the documentation for the latest (main) development branch of Zephyr. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

Bluetooth: Central


Application demonstrating very basic BLE Central role functionality by scanning for other BLE devices and establishing a connection to the first one with a strong enough signal.


  • BlueZ running on the host, or

  • A board with BLE support

Building and Running

This sample can be found under samples/bluetooth/central in the Zephyr tree.

See bluetooth samples section for details.