mirror of https://github.com/esphome/esphome.git
77 lines
2.4 KiB
Python
77 lines
2.4 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 display, i2c
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from esphome.const import (
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CONF_BUSY_PIN,
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CONF_FULL_UPDATE_EVERY,
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CONF_I2C_ID,
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CONF_ID,
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CONF_LAMBDA,
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CONF_RESET_PIN,
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)
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UNITS = {
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"f": "f",
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"c": "c",
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}
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DEPENDENCIES = ["i2c"]
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waveshare_epaper_1in9_i2c_ns = cg.esphome_ns.namespace("waveshare_epaper_1in9_i2c")
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WaveShareEPaper1in9I2C = waveshare_epaper_1in9_i2c_ns.class_(
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"WaveShareEPaper1in9I2C", cg.PollingComponent
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)
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WaveShareEPaper1in9I2CRef = WaveShareEPaper1in9I2C.operator("ref")
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CONF_COMMAND_ADDRESS = "command_address"
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CONF_DATA_ADDRESS = "data_address"
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CONF_TEMPERATURE_UNIT = "temperature_unit"
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CONFIG_SCHEMA = display.BASIC_DISPLAY_SCHEMA.extend(
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{
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cv.GenerateID(): cv.declare_id(WaveShareEPaper1in9I2C),
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cv.Required(CONF_RESET_PIN): pins.gpio_output_pin_schema,
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cv.Required(CONF_BUSY_PIN): pins.gpio_input_pin_schema,
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cv.GenerateID(CONF_I2C_ID): cv.use_id(i2c.I2CBus),
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cv.Optional(CONF_COMMAND_ADDRESS, default=0x3C): cv.int_range(min=0, max=0xFF),
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cv.Optional(CONF_DATA_ADDRESS, default=0x3D): cv.int_range(min=0, max=0xFF),
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cv.Optional(CONF_FULL_UPDATE_EVERY): cv.uint32_t,
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cv.Optional(CONF_TEMPERATURE_UNIT, default="c"): cv.enum(UNITS),
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}
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).extend(cv.polling_component_schema("1s"))
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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 display.register_display(var, config)
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reset_pin = await cg.gpio_pin_expression(config[CONF_RESET_PIN])
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cg.add(var.set_reset_pin(reset_pin))
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busy_pin = await cg.gpio_pin_expression(config[CONF_BUSY_PIN])
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cg.add(var.set_busy_pin(busy_pin))
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i2c_bus = await cg.get_variable(config[CONF_I2C_ID])
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command_address = config[CONF_COMMAND_ADDRESS]
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cg.add(var.create_command_device(i2c_bus, command_address))
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data_address = config[CONF_DATA_ADDRESS]
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cg.add(var.create_data_device(i2c_bus, data_address))
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temperature_unit = config[CONF_TEMPERATURE_UNIT]
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cg.add(var.set_temperature_unit(temperature_unit))
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if CONF_FULL_UPDATE_EVERY in config:
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cg.add(var.set_full_update_every(config[CONF_FULL_UPDATE_EVERY]))
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if CONF_LAMBDA in config:
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lambda_ = await cg.process_lambda(
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config[CONF_LAMBDA],
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[(WaveShareEPaper1in9I2CRef, "it")],
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return_type=cg.void,
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)
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cg.add(var.set_writer(lambda_))
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