mirror of https://github.com/esphome/esphome.git
37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
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import voluptuous as vol
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from esphome import pins
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import esphome.config_validation as cv
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from esphome.const import CONF_ADDRESS, CONF_ID, CONF_PCF8575
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from esphome.cpp_generator import Pvariable
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from esphome.cpp_helpers import setup_component
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from esphome.cpp_types import App, GPIOInputPin, GPIOOutputPin, io_ns
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DEPENDENCIES = ['i2c']
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MULTI_CONF = True
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PCF8574GPIOMode = io_ns.enum('PCF8574GPIOMode')
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PCF8675_GPIO_MODES = {
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'INPUT': PCF8574GPIOMode.PCF8574_INPUT,
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'INPUT_PULLUP': PCF8574GPIOMode.PCF8574_INPUT_PULLUP,
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'OUTPUT': PCF8574GPIOMode.PCF8574_OUTPUT,
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}
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PCF8574GPIOInputPin = io_ns.class_('PCF8574GPIOInputPin', GPIOInputPin)
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PCF8574GPIOOutputPin = io_ns.class_('PCF8574GPIOOutputPin', GPIOOutputPin)
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CONFIG_SCHEMA = vol.Schema({
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vol.Required(CONF_ID): cv.declare_variable_id(pins.PCF8574Component),
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vol.Optional(CONF_ADDRESS, default=0x21): cv.i2c_address,
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vol.Optional(CONF_PCF8575, default=False): cv.boolean,
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}).extend(cv.COMPONENT_SCHEMA.schema)
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def to_code(config):
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rhs = App.make_pcf8574_component(config[CONF_ADDRESS], config[CONF_PCF8575])
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var = Pvariable(config[CONF_ID], rhs)
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setup_component(var, config)
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BUILD_FLAGS = '-DUSE_PCF8574'
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