77 lines
2.2 KiB
Python
77 lines
2.2 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome import pins
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from esphome.components import i2c
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from esphome.const import (
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CONF_ID,
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CONF_NUMBER,
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CONF_MODE,
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CONF_INVERTED,
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CONF_OPEN_DRAIN_INTERRUPT,
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)
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DEPENDENCIES = ["i2c"]
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MULTI_CONF = True
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mcp23008_ns = cg.esphome_ns.namespace("mcp23008")
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MCP23008GPIOMode = mcp23008_ns.enum("MCP23008GPIOMode")
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MCP23008_GPIO_MODES = {
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"INPUT": MCP23008GPIOMode.MCP23008_INPUT,
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"INPUT_PULLUP": MCP23008GPIOMode.MCP23008_INPUT_PULLUP,
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"OUTPUT": MCP23008GPIOMode.MCP23008_OUTPUT,
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}
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MCP23008 = mcp23008_ns.class_("MCP23008", cg.Component, i2c.I2CDevice)
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MCP23008GPIOPin = mcp23008_ns.class_("MCP23008GPIOPin", cg.GPIOPin)
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CONFIG_SCHEMA = (
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cv.Schema(
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{
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cv.Required(CONF_ID): cv.declare_id(MCP23008),
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cv.Optional(CONF_OPEN_DRAIN_INTERRUPT, default=False): cv.boolean,
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}
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)
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.extend(cv.COMPONENT_SCHEMA)
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.extend(i2c.i2c_device_schema(0x20))
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)
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def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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yield cg.register_component(var, config)
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yield i2c.register_i2c_device(var, config)
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cg.add(var.set_open_drain_ints(config[CONF_OPEN_DRAIN_INTERRUPT]))
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CONF_MCP23008 = "mcp23008"
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MCP23008_OUTPUT_PIN_SCHEMA = cv.Schema(
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{
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cv.Required(CONF_MCP23008): cv.use_id(MCP23008),
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cv.Required(CONF_NUMBER): cv.int_,
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cv.Optional(CONF_MODE, default="OUTPUT"): cv.enum(
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MCP23008_GPIO_MODES, upper=True
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),
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cv.Optional(CONF_INVERTED, default=False): cv.boolean,
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}
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)
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MCP23008_INPUT_PIN_SCHEMA = cv.Schema(
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{
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cv.Required(CONF_MCP23008): cv.use_id(MCP23008),
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cv.Required(CONF_NUMBER): cv.int_,
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cv.Optional(CONF_MODE, default="INPUT"): cv.enum(
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MCP23008_GPIO_MODES, upper=True
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),
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cv.Optional(CONF_INVERTED, default=False): cv.boolean,
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}
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)
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@pins.PIN_SCHEMA_REGISTRY.register(
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CONF_MCP23008, (MCP23008_OUTPUT_PIN_SCHEMA, MCP23008_INPUT_PIN_SCHEMA)
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)
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def mcp23008_pin_to_code(config):
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parent = yield cg.get_variable(config[CONF_MCP23008])
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yield MCP23008GPIOPin.new(
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parent, config[CONF_NUMBER], config[CONF_MODE], config[CONF_INVERTED]
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)
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