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109 lines
3.2 KiB
Python
109 lines
3.2 KiB
Python
from esphome.components import sensor
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import esphome.config_validation as cv
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import esphome.codegen as cg
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from esphome.const import CONF_ID, CONF_ADDRESS, CONF_LAMBDA, CONF_OFFSET
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from .. import (
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SensorItem,
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modbus_controller_ns,
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ModbusController,
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MODBUS_REGISTER_TYPE,
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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_BYTE_OFFSET,
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CONF_FORCE_NEW_RANGE,
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CONF_MODBUS_CONTROLLER_ID,
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CONF_REGISTER_COUNT,
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CONF_REGISTER_TYPE,
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CONF_SKIP_UPDATES,
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CONF_VALUE_TYPE,
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)
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DEPENDENCIES = ["modbus_controller"]
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CODEOWNERS = ["@martgras"]
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ModbusSensor = modbus_controller_ns.class_(
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"ModbusSensor", cg.Component, sensor.Sensor, SensorItem
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)
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TYPE_REGISTER_MAP = {
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"RAW": 1,
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"U_WORD": 1,
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"S_WORD": 1,
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"U_DWORD": 2,
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"U_DWORD_R": 2,
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"S_DWORD": 2,
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"S_DWORD_R": 2,
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"U_QWORD": 4,
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"U_QWORDU_R": 4,
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"S_QWORD": 4,
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"U_QWORD_R": 4,
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"FP32": 2,
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"FP32_R": 2,
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}
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CONFIG_SCHEMA = cv.All(
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sensor.SENSOR_SCHEMA.extend(
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{
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cv.GenerateID(): cv.declare_id(ModbusSensor),
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cv.GenerateID(CONF_MODBUS_CONTROLLER_ID): cv.use_id(ModbusController),
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cv.Required(CONF_ADDRESS): cv.positive_int,
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cv.Required(CONF_REGISTER_TYPE): cv.enum(MODBUS_REGISTER_TYPE),
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cv.Optional(CONF_OFFSET, default=0): cv.positive_int,
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cv.Optional(CONF_BYTE_OFFSET): cv.positive_int,
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cv.Optional(CONF_BITMASK, default=0xFFFFFFFF): cv.hex_uint32_t,
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cv.Optional(CONF_VALUE_TYPE, default="U_WORD"): cv.enum(SENSOR_VALUE_TYPE),
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cv.Optional(CONF_REGISTER_COUNT, default=0): cv.positive_int,
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cv.Optional(CONF_SKIP_UPDATES, default=0): cv.positive_int,
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cv.Optional(CONF_FORCE_NEW_RANGE, default=False): cv.boolean,
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cv.Optional(CONF_LAMBDA): cv.returning_lambda,
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}
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).extend(cv.COMPONENT_SCHEMA),
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)
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async def to_code(config):
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byte_offset = 0
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if CONF_OFFSET in config:
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byte_offset = config[CONF_OFFSET]
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# A CONF_BYTE_OFFSET setting overrides CONF_OFFSET
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if CONF_BYTE_OFFSET in config:
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byte_offset = config[CONF_BYTE_OFFSET]
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value_type = config[CONF_VALUE_TYPE]
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reg_count = config[CONF_REGISTER_COUNT]
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if reg_count == 0:
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reg_count = TYPE_REGISTER_MAP[value_type]
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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 sensor.register_sensor(var, config)
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paren = await cg.get_variable(config[CONF_MODBUS_CONTROLLER_ID])
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cg.add(paren.add_sensor_item(var))
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if CONF_LAMBDA in config:
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template_ = await cg.process_lambda(
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config[CONF_LAMBDA],
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[
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(ModbusSensor.operator("ptr"), "item"),
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(cg.float_, "x"),
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(
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cg.std_vector.template(cg.uint8).operator("const").operator("ref"),
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"data",
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),
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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_template(template_))
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