zephyr

History

Kumar Gala a1b77fd589 zephyr: replace zephyr integer types with C99 types git grep -l 'u\(8\\|16\\|32\\|64\)_t' \| \ xargs sed -i "s/u\(8\\|16\\|32\\|64\)_t/uint\1_t/g" git grep -l 's\(8\\|16\\|32\\|64\)_t' \| \ xargs sed -i "s/s\(8\\|16\\|32\\|64\)_t/int\1_t/g" Signed-off-by: Kumar Gala <kumar.gala@linaro.org>		2020-06-08 08:23:57 -05:00
..
src	zephyr: replace zephyr integer types with C99 types	2020-06-08 08:23:57 -05:00
CMakeLists.txt	samples: make find_package(Zephyr...) REQUIRED	2020-05-29 10:47:25 +02:00
README.rst	samples: drivers: lcd_hd44780: Add readme	2020-05-15 17:18:56 +02:00
prj.conf	…
sample.yaml	…

README.rst

.. _samples_lcd_hd44780:

LCD HD44780 driver sample
#########################

Overview
********
Display text strings on parallel interfacing HD44780 based
generic LCD controller using GPIO pins to interface with
Arduino Due (SAM3).

Building and Running
********************

This project can be built and executed on as follows:

.. zephyr-app-commands::
   :zephyr-app: samples/drivers/lcd_hd44780
   :host-os: unix
   :board: arduino_due
   :goals: flash
   :compact:

Sample Output
=============

.. code-block:: console

    LCD Init
    Page 1: message
    Page 2: message
    Page 3: message

Display output
==============

.. code-block:: console

    ********************
    Arduino Due
    yalpsiD DCL 4x02
    ********************

.. code-block:: console

    -------------------
    Zephyr Rocks!
    My super RTOS
    -------------------

.. code-block:: console

    --------------------
    --------HOME--------
    I am home!