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MCP230xx open drain interrupt pins (#728)

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Keith Burzinski 2021-02-13 03:07:15 -06:00 committed by Jesse Hills
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components/mcp230xx.rst
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@ -57,6 +57,9 @@ Configuration variables:
- **id** (**Required**, :ref:`config-id`): The id to use for this MCP23008 component. - **id** (**Required**, :ref:`config-id`): The id to use for this MCP23008 component.
- **address** (*Optional*, int): The I²C address of the driver. - **address** (*Optional*, int): The I²C address of the driver.
Defaults to ``0x20``. Defaults to ``0x20``.
- **open_drain_interrupt** (*Optional*, bool): Configure the interrupt pin to open-drain mode.
Useful when the MCP23008's power supply is greater than 3.3 volts. Note that this pin
will require a pull-up resistor (to 3.3 volts) when this mode is enabled.
.. _mcp23016-label: .. _mcp23016-label:
@ -158,6 +161,9 @@ Configuration variables:
- **id** (**Required**, :ref:`config-id`): The id to use for this MCP23017 component. - **id** (**Required**, :ref:`config-id`): The id to use for this MCP23017 component.
- **address** (*Optional*, int): The I²C address of the driver. - **address** (*Optional*, int): The I²C address of the driver.
Defaults to ``0x20``. Defaults to ``0x20``.
- **open_drain_interrupt** (*Optional*, bool): Configure interrupt pins to open-drain mode.
Useful when the MCP23017's power supply is greater than 3.3 volts. Note that these pins
will require pull-up resistors (to 3.3 volts) when this mode is enabled.
See Also See Also