zephyr

History

Alexander Kozhinov 594e780756 samples: hello_world: cmake warning fixes following cmake warning: CMake Warning at ../../kernel/CMakeLists.txt:54 (message): Single threaded mode (CONFIG_MULTITHREADING=n) is deprecated Signed-off-by: Alexander Kozhinov <AlexanderKozhinov@yandex.com>		2020-09-24 07:25:47 -04:00
..
src	cleanup: include/: move misc/printk.h to sys/printk.h	2019-06-27 22:55:49 -04:00
CMakeLists.txt	samples: make find_package(Zephyr...) REQUIRED	2020-05-29 10:47:25 +02:00
README.rst	doc: hello_world: touch up README	2020-05-06 17:25:49 +02:00
prj.conf	samples: hello_world: cmake warning	2020-09-24 07:25:47 -04:00
sample.yaml	samples: hello_world: filter for integration	2020-07-30 08:00:03 -04:00

README.rst

.. _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`.