Dave Williams | DitroniX | G8PUO
62 lines
1.6 KiB
Python
62 lines
1.6 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import i2c, gpio
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from esphome.const import CONF_ID, CONF_ADDRESS, CONF_INTERRUPT_PIN
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from esphome import pins
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DEPENDENCIES = ["i2c"]
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tca6408_ns = cg.esphome_ns.namespace("tca6408")
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TCA6408Component = tca6408_ns.class_(
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"TCA6408Component",
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cg.Component,
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i2c.I2CDevice
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)
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TCA6408GPIOPin = tca6408_ns.class_("TCA6408GPIOPin", cg.GPIOPin)
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CONFIG_SCHEMA = cv.Schema(
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{
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cv.GenerateID(): cv.declare_id(TCA6408Component),
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cv.Optional(CONF_ADDRESS, default=0x20): cv.i2c_address,
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cv.Optional(CONF_INTERRUPT_PIN): gpio.gpio_input_pin_schema,
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}
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).extend(cv.COMPONENT_SCHEMA)
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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await i2c.register_i2c_device(var, config)
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cg.add(var.set_address(config[CONF_ADDRESS]))
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if CONF_INTERRUPT_PIN in config:
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pin = await gpio.register_gpio_pin(config[CONF_INTERRUPT_PIN])
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cg.add(var.set_interrupt_pin(pin))
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# =========================
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# PIN PROVIDER (IMPORTANT)
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# =========================
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TCA6408_PIN_SCHEMA = gpio.BASE_PIN_SCHEMA.extend(
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{
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cv.GenerateID(): cv.use_id(TCA6408Component),
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cv.Required("number"): cv.int_range(min=0, max=7),
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}
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)
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@pins.PIN_SCHEMA_REGISTRY.register("tca6408", TCA6408_PIN_SCHEMA)
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async def tca6408_pin_to_code(config):
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parent = await cg.get_variable(config[CONF_ID])
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var = cg.new_Pvariable(config["number"])
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cg.add(var.set_parent(parent))
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cg.add(var.set_pin(config["number"]))
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return var
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