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: ST Interactive GUI

Expose ST BlueNRG Bluetooth network coprocessor over UART


Expose the Bluetooth network coprocessor via UART to a PC to be used with the ST BlueNRG GUI app. In this case, the main MCU becomes an intermediate level, and it passes the data between the host (PC) and controller.


Default UART settings

It depends on the board default settings for zephyr,bt-c2h-uart DTS property. The UART default settings are:

  • Baudrate: 115200 bps

  • 8 bits, no parity, 1 stop bit

Building and Running

This sample can be found under samples/boards/stm32/bluetooth/interactive_gui in the Zephyr tree.