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Remove sparkfun attribution

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Otto Winter 2018-06-08 11:46:57 +02:00
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commit 98075e0526
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8
esphomeyaml/components/pcf8574.rst
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@ -3,8 +3,7 @@ PCF8574 I/O Expander
The PCF8574 component allows you to use PCF8574 or PCF8575 I/O expanders
(`datasheet <http://www.ti.com/lit/ds/symlink/pcf8574.pdf>`__,
`Sparkfun`_) in esphomeyaml. It
uses :ref:`I²C Bus <i2c>` for communication.
`Sparkfun`_) in esphomeyaml. It uses :ref:`I²C Bus <i2c>` for communication.
Once configured, you can use any of the 8 pins (PCF8574) or 16 pins (PCF8575) as
pins for your projects. Within esphomelib they emulate a real internal GPIO pin
@ -17,10 +16,9 @@ not work.
.. figure:: images/pcf8574-full.jpg
:align: center
:target: `Sparkfun`_
:width: 50.0%
:width: 80.0%
PCF8574 I/O Expander. Image by `Sparkfun`_.
PCF8574 I/O Expander.
.. _Sparkfun: https://www.sparkfun.com/products/retired/8130