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Add demo for ESP8266 OTA

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This commit is contained in:
Ivan Kravets
2015-12-22 20:17:10 +02:00
parent 663a3b1aec
commit 6d0b1a8106
1 changed files with 47 additions and 41 deletions
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88
docs/platforms/espressif_extra.rst
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@ -9,8 +9,49 @@
See the License for the specific language governing permissions and
limitations under the License.
OTA update
----------
Custom CPU Frequency or Upload Speed
------------------------------------
See :ref:`projectconf_board_f_cpu` and :ref:`projectconf_upload_speed` options
from :ref:`projectconf`
.. code-block:: ini
[env:myenv]
# set frequency to 40MHz
board_f_cpu = 40000000L
upload_speed = 9600
Custom Flash Size
-----------------
The list with preconfigured LD scripts is located in public repository
`platformio-pkg-ldscripts <https://github.com/platformio/platformio-pkg-ldscripts>`_.
* ``esp8266.flash.512k0.ld`` 512K (no SPIFFS)
* ``esp8266.flash.512k64.ld`` 512K (64K SPIFFS)
* ``esp8266.flash.1m64.ld`` 1M (64K SPIFFS)
* ``esp8266.flash.1m128.ld`` 1M (128K SPIFFS)
* ``esp8266.flash.1m256.ld`` 1M (256K SPIFFS)
* ``esp8266.flash.1m512.ld`` 1M (512K SPIFFS)
* ``esp8266.flash.2m.ld`` 2M (1M SPIFFS)
* ``esp8266.flash.4m1.ld`` 4M (1M SPIFFS)
* ``esp8266.flash.4m.ld`` 4M (3M SPIFFS)
* ``esp8266.flash.8m.ld`` 8M (7M SPIFFS)
* ``esp8266.flash.16m.ld`` 16M (15M SPIFFS)
To override default LD script please use :ref:`projectconf_build_flags` from
:ref:`projectconf`.
.. code-block:: ini
[env:myenv]
build_flags = -Wl,-Tesp8266.flash.4m.ld
Over-the-Air (OTA) update
-------------------------
Firstly, please read `What is OTA? How to use it? <https://github.com/esp8266/Arduino/blob/master/doc/ota_updates/ota_updates.md>`_
@ -81,46 +122,11 @@ For the full list with available options please run
-d, --debug Show debug output. And override loglevel with debug.
-r, --progress Show progress output. Does not work for ArduinoIDE
Custom CPU Frequency and Upload Speed
-------------------------------------
Demo
~~~~
See :ref:`projectconf_board_f_cpu` and :ref:`projectconf_upload_speed` options
from :ref:`projectconf`
.. code-block:: ini
[env:myenv]
# set frequency to 40MHz
board_f_cpu = 40000000L
upload_speed = 9600
Custom Flash Size
-----------------
The list with preconfigured LD scripts is located in public repository
`platformio-pkg-ldscripts <https://github.com/platformio/platformio-pkg-ldscripts>`_.
* ``esp8266.flash.512k0.ld`` 512K (no SPIFFS)
* ``esp8266.flash.512k64.ld`` 512K (64K SPIFFS)
* ``esp8266.flash.1m64.ld`` 1M (64K SPIFFS)
* ``esp8266.flash.1m128.ld`` 1M (128K SPIFFS)
* ``esp8266.flash.1m256.ld`` 1M (256K SPIFFS)
* ``esp8266.flash.1m512.ld`` 1M (512K SPIFFS)
* ``esp8266.flash.2m.ld`` 2M (1M SPIFFS)
* ``esp8266.flash.4m1.ld`` 4M (1M SPIFFS)
* ``esp8266.flash.4m.ld`` 4M (3M SPIFFS)
* ``esp8266.flash.8m.ld`` 8M (7M SPIFFS)
* ``esp8266.flash.16m.ld`` 16M (15M SPIFFS)
To override default LD script please use :ref:`projectconf_build_flags` from
:ref:`projectconf`.
.. code-block:: ini
[env:myenv]
build_flags = -Wl,-Tesp8266.flash.4m.ld
.. image:: ../_static/platformio-demo-ota-esp8266.jpg
:target: https://www.youtube.com/watch?v=lXchL3hpDO4
Examples
--------