126 lines
3.8 KiB
Python
126 lines
3.8 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 number
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from esphome.const import (
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CONF_ADDRESS,
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CONF_ID,
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CONF_MAX_VALUE,
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CONF_MIN_VALUE,
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CONF_MULTIPLY,
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CONF_STEP,
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)
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from .. import (
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MODBUS_WRITE_REGISTER_TYPE,
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add_modbus_base_properties,
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modbus_controller_ns,
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modbus_calc_properties,
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ModbusItemBaseSchema,
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SensorItem,
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SENSOR_VALUE_TYPE,
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)
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from ..const import (
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CONF_BITMASK,
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CONF_CUSTOM_COMMAND,
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CONF_FORCE_NEW_RANGE,
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CONF_MODBUS_CONTROLLER_ID,
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CONF_REGISTER_TYPE,
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CONF_SKIP_UPDATES,
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CONF_USE_WRITE_MULTIPLE,
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CONF_VALUE_TYPE,
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CONF_WRITE_LAMBDA,
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)
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DEPENDENCIES = ["modbus_controller"]
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CODEOWNERS = ["@martgras"]
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ModbusNumber = modbus_controller_ns.class_(
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"ModbusNumber", cg.Component, number.Number, SensorItem
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)
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def validate_min_max(config):
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if config[CONF_MAX_VALUE] <= config[CONF_MIN_VALUE]:
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raise cv.Invalid("max_value must be greater than min_value")
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if config[CONF_MIN_VALUE] < -16777215:
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raise cv.Invalid("max_value must be greater than -16777215")
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if config[CONF_MAX_VALUE] > 16777215:
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raise cv.Invalid("max_value must not be greater than 16777215")
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return config
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def validate_modbus_number(config):
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if CONF_CUSTOM_COMMAND not in config and CONF_ADDRESS not in config:
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raise cv.Invalid(
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f" {CONF_ADDRESS} is a required property if '{CONF_CUSTOM_COMMAND}:' isn't used"
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)
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return config
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CONFIG_SCHEMA = cv.All(
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number.NUMBER_SCHEMA.extend(ModbusItemBaseSchema).extend(
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{
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cv.GenerateID(): cv.declare_id(ModbusNumber),
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cv.Optional(CONF_REGISTER_TYPE, default="holding"): cv.enum(
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MODBUS_WRITE_REGISTER_TYPE
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),
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cv.Optional(CONF_VALUE_TYPE, default="U_WORD"): cv.enum(SENSOR_VALUE_TYPE),
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cv.Optional(CONF_WRITE_LAMBDA): cv.returning_lambda,
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# 24 bits are the maximum value for fp32 before precision is lost
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# 0x00FFFFFF = 16777215
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cv.Optional(CONF_MAX_VALUE, default=16777215.0): cv.float_,
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cv.Optional(CONF_MIN_VALUE, default=-16777215.0): cv.float_,
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cv.Optional(CONF_STEP, default=1): cv.positive_float,
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cv.Optional(CONF_MULTIPLY, default=1.0): cv.float_,
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cv.Optional(CONF_USE_WRITE_MULTIPLE, default=False): cv.boolean,
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}
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),
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validate_min_max,
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validate_modbus_number,
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)
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async def to_code(config):
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byte_offset, reg_count = modbus_calc_properties(config)
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var = cg.new_Pvariable(
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config[CONF_ID],
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config[CONF_REGISTER_TYPE],
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config[CONF_ADDRESS],
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byte_offset,
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config[CONF_BITMASK],
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config[CONF_VALUE_TYPE],
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reg_count,
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config[CONF_SKIP_UPDATES],
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config[CONF_FORCE_NEW_RANGE],
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)
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await cg.register_component(var, config)
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await number.register_number(
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var,
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config,
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min_value=config[CONF_MIN_VALUE],
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max_value=config[CONF_MAX_VALUE],
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step=config[CONF_STEP],
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)
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cg.add(var.set_write_multiply(config[CONF_MULTIPLY]))
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parent = await cg.get_variable(config[CONF_MODBUS_CONTROLLER_ID])
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cg.add(var.set_parent(parent))
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cg.add(parent.add_sensor_item(var))
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await add_modbus_base_properties(var, config, ModbusNumber)
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cg.add(var.set_use_write_mutiple(config[CONF_USE_WRITE_MULTIPLE]))
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if CONF_WRITE_LAMBDA in config:
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template_ = await cg.process_lambda(
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config[CONF_WRITE_LAMBDA],
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[
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(ModbusNumber.operator("ptr"), "item"),
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(cg.float_, "x"),
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(cg.std_vector.template(cg.uint16).operator("ref"), "payload"),
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],
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return_type=cg.optional.template(float),
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)
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cg.add(var.set_write_template(template_))
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