| .. _hello_world: |
| |
| Hello World |
| ########### |
| |
| Overview |
| ******** |
| |
| A simple sample that can be used with any :ref:`supported board <boards>` and |
| prints "Hello World" to the console. |
| |
| Building and Running |
| ******************** |
| |
| This application can be built and executed on QEMU as follows: |
| |
| .. zephyr-app-commands:: |
| :zephyr-app: samples/hello_world |
| :host-os: unix |
| :board: qemu_x86 |
| :goals: run |
| :compact: |
| |
| To build for another board, change "qemu_x86" above to that board's name. |
| |
| Sample Output |
| ============= |
| |
| .. code-block:: console |
| |
| Hello World! x86 |
| |
| Exit QEMU by pressing :kbd:`CTRL+A` :kbd:`x`. |
