.. _spi_configuration:

SPI Configuration
-----------------------

**Step 1**: Enable the SPI port of your Raspberry Pi (If you have
enabled it, skip this; if you do not know whether you have done that or
not, please continue).

.. raw:: html

   <run></run>

.. code-block:: 

    sudo raspi-config

**3 Interfacing options**

.. image:: img/image282.png
   :align: center

**I3 SPI**

.. image:: img/i3spi.png
   :align: center

**<YES>, then click <OK> and <Finish>.**

.. image:: img/image286.png
   :align: center 

**Step 2:** Check that the spi modules are loaded and active.

.. raw:: html

   <run></run>

.. code-block:: 

    ls /dev/sp*

Then the following codes will appear (the number may be different).


.. code-block:: 

    /dev/spidev0.0  /dev/spidev0.1

**Step 3:** Install Python module SPI-Py.

.. raw:: html

   <run></run>

.. code-block:: 

    git clone https://github.com/lthiery/SPI-Py.git
    cd SPI-Py
    sudo python3 setup.py install

.. note::
    This step is for python users, if you use C language, please
    skip.