.. _installation:

Installation
============

**PlatformIO** is written in `Python <https://www.python.org/downloads/>`_ and
works on Mac OS X, Linux, Windows OS and *ARM*-based credit-card sized
computers (`Raspberry Pi <http://www.raspberrypi.org>`_,
`BeagleBone <http://beagleboard.org>`_,
`CubieBoard <http://cubieboard.org>`_).

.. contents::

System requirements
-------------------

* **Operating systems:**
    * Mac OS X
    * Linux, +ARM
    * Windows
* Python 2.6.x or Python 2.7.x(recommended)

All commands below should be executed in
`Command-line <http://en.wikipedia.org/wiki/Command-line_interface>`_
application (Terminal):

* Mac OS X / Linux – *Terminal* application
* Windows – ``cmd.exe`` application.

Installation options
--------------------

.. warning::
    **Windows OS**: Please `Download the latest Python 2.7.x
    <https://www.python.org/downloads/>`_ and install it.
    **DON'T FORGET** to select ``Add python.exe to Path`` feature on the
    "Customize" stage.

Please *choose one of* the following installation options:

Python Package Manager
~~~~~~~~~~~~~~~~~~~~~~

Paste each command at a Terminal prompt and run using `pip <https://pip.pypa.io>`_
(**MAY require** administrator access ``sudo``):

.. code-block:: bash

    pip install --upgrade pip setuptools scons
    pip install platformio

If your computer does not recognize ``pip`` command, try to install it first
using `these instructions <https://pip.pypa.io/en/latest/installing.html>`_.

Installer Script
~~~~~~~~~~~~~~~~

Super-Quick (Mac / Linux)
'''''''''''''''''''''''''

To install or upgrade *PlatformIO* paste that at a *Terminal* prompt
(**MAY require** administrator access ``sudo``):

.. code-block:: bash

    python -c "$(curl -fsSL https://raw.githubusercontent.com/platformio/platformio/master/scripts/get-platformio.py)"


Local Download (Mac / Linux / Windows)
''''''''''''''''''''''''''''''''''''''

To install or upgrade *PlatformIO*, download (save as...)
`get-platformio.py <https://raw.githubusercontent.com/platformio/platformio/master/scripts/get-platformio.py>`_
script. Then run the following (**MAY require** administrator access ``sudo``):

.. code-block:: bash

    # change directory to folder where is located downloaded "get-platformio.py"
    cd /path/to/dir/where/is/located/get-platformio.py/script

    # run it
    python get-platformio.py


On *Windows OS* it may look like:

.. code-block:: bash

    # change directory to folder where is located downloaded "get-platformio.py"
    cd C:\path\to\dir\where\is\located\get-platformio.py\script

    # run it
    C:\Python27\python.exe get-platformio.py

Full Guide
~~~~~~~~~~

1. Check a ``python`` version (only 2.6-2.7 is supported):

.. code-block:: bash

    python --version

*Windows Users* only:

    * `Download Python 2.7 <https://www.python.org/downloads/>`_ and install it.
    * Add to PATH system variable ``;C:\Python27;C:\Python27\Scripts;`` and
       reopen *Command Prompt* (``cmd.exe``) application. Please read this
       article `How to set the path and environment variables in Windows
       <http://www.computerhope.com/issues/ch000549.htm>`_.

2. Install a ``platformio`` and related packages:

.. code-block:: bash

    pip install --upgrade pip setuptools scons
    pip install platformio

If your computer does not recognize ``pip`` command, try to install it first
using `these instructions <https://pip.pypa.io/en/latest/installing.html>`_.

For upgrading ``platformio`` to the latest version:

.. code-block:: bash

    pip install --upgrade platformio

Development Version
~~~~~~~~~~~~~~~~~~~

.. warning::
    We don't recommend to use ``develop`` version in production.

Install the latest PlatformIO from the ``develop`` branch:

.. code-block:: bash

    pip install -U pip setuptools scons
    pip install -U https://github.com/platformio/platformio/archive/develop.zip

If you want to be up-to-date with the latest ``develop`` version of PlatformIO,
then you need to re-install PlatformIO each time if you see the new commits in
`PlatformIO GitHub repository (branch: develop) <https://github.com/platformio/platformio/commits/develop>`_.

Troubleshooting
---------------

.. warning::
    If you are going to run *PlatformIO* from **subprocess**, you
    :ref:`MUST DISABLE <faq_troubleshooting_pioblocksprompt>` all prompts.
    It will allow you to avoid blocking.

.. note::
    **Linux OS**: Don't forget to install "udev" rules file
    `99-platformio-udev.rules <https://github.com/platformio/platformio/blob/develop/scripts/99-platformio-udev.rules>`_ (an instruction is located in the file).

    **Windows OS**: Please check that you have correctly installed USB driver
    from board manufacturer

For further details, frequently questions, please refer to :ref:`faq`.