zephyr/samples/hello_world/README.rst
Martí Bolívar a6b86446d4 doc: hello_world: touch up README
Since this is such a basic sample, it's worth nitpicking the wording a
bit:

- Add a link to the supported boards, since many first time users
  will not know where it is and may start near here.

- Remove the single and multi threaded note. There's no information on
  how to build it in either of these two modes or what the default is,
  so it feels like a distraction for such a basic sample.

- Give a clue about how to build for another board.

Signed-off-by: Martí Bolívar <marti.bolivar@nordicsemi.no>
2020-05-06 17:25:49 +02:00

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.. _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`.