esphome-docs/components/touchscreen/cst226.rst
Clyde Stubbs e895ebbc30
Add Cst226 touchscreen docs (#3577)
Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
2024-03-11 18:35:42 +11:00

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cst226 Touch Screen Controller
===============================
.. seo::
:description: Instructions for setting up cst226 touch screen controller with ESPHome
:image: t4-s3.jpg
:keywords: cst226, T4-S3
The ``cst226`` touchscreen platform allows using the touch screen controllers based on the cst226 chip with ESPHome.
The :ref:`I²C <i2c>` is required to be set up in your configuration for this touchscreen to work.
This controller is used in the Lilygo T4-S3 AMOLED Display.
.. figure:: images/t4-s3.jpg
:align: center
:width: 50.0%
cst226 touchscreen on Lilygo T4-S3 AMOLED Display
Base Touchscreen Configuration
------------------------------
.. code-block:: yaml
# Example configuration entry
touchscreen:
platform: cst226
id: my_touchscreen
interrupt_pin: GPIO3
Configuration variables:
************************
- **id** (*Optional*, :ref:`config-id`): Manually set the ID of this touchscreen.
- **interrupt_pin** (**Required**, :ref:`Pin Schema <config-pin_schema>`): The touch detection pin.
- **rotation** (*Optional*): Set the rotation of the touchscreen. By default this will be set to match the display associated with the touchscreen, but this allows more control. Choices are ``0``, ``90``, ``180`` and ``270``.
- All other options from :ref:`Touchscreen <config-touchscreen>`.
See Also
--------
- :apiref:`cst226/touchscreen/cst226_touchscreen.h`
- :ghedit:`Edit`