esphome/esphome/components/modbus_controller/output/__init__.py
Martin b924b179ab
Modbus: add binary output (#2931)
Co-authored-by: Oxan van Leeuwen <oxan@oxanvanleeuwen.nl>
2022-01-04 10:19:18 +01:00

109 lines
3.4 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import output
from esphome.const import (
CONF_ADDRESS,
CONF_ID,
CONF_MULTIPLY,
)
from .. import (
modbus_controller_ns,
modbus_calc_properties,
ModbusItemBaseSchema,
SensorItem,
SENSOR_VALUE_TYPE,
)
from ..const import (
CONF_MODBUS_CONTROLLER_ID,
CONF_REGISTER_TYPE,
CONF_USE_WRITE_MULTIPLE,
CONF_VALUE_TYPE,
CONF_WRITE_LAMBDA,
)
DEPENDENCIES = ["modbus_controller"]
CODEOWNERS = ["@martgras"]
ModbusFloatOutput = modbus_controller_ns.class_(
"ModbusFloatOutput", cg.Component, output.FloatOutput, SensorItem
)
ModbusBinaryOutput = modbus_controller_ns.class_(
"ModbusBinaryOutput", cg.Component, output.BinaryOutput, SensorItem
)
CONFIG_SCHEMA = cv.typed_schema(
{
"coil": output.BINARY_OUTPUT_SCHEMA.extend(ModbusItemBaseSchema).extend(
{
cv.GenerateID(): cv.declare_id(ModbusBinaryOutput),
cv.Optional(CONF_WRITE_LAMBDA): cv.returning_lambda,
cv.Optional(CONF_USE_WRITE_MULTIPLE, default=False): cv.boolean,
}
),
"holding": output.FLOAT_OUTPUT_SCHEMA.extend(ModbusItemBaseSchema).extend(
{
cv.GenerateID(): cv.declare_id(ModbusFloatOutput),
cv.Optional(CONF_VALUE_TYPE, default="U_WORD"): cv.enum(
SENSOR_VALUE_TYPE
),
cv.Optional(CONF_WRITE_LAMBDA): cv.returning_lambda,
cv.Optional(CONF_MULTIPLY, default=1.0): cv.float_,
cv.Optional(CONF_USE_WRITE_MULTIPLE, default=False): cv.boolean,
}
),
},
lower=True,
key=CONF_REGISTER_TYPE,
default_type="holding",
)
async def to_code(config):
byte_offset, reg_count = modbus_calc_properties(config)
# Binary Output
if config[CONF_REGISTER_TYPE] == "coil":
var = cg.new_Pvariable(
config[CONF_ID],
config[CONF_ADDRESS],
byte_offset,
)
if CONF_WRITE_LAMBDA in config:
template_ = await cg.process_lambda(
config[CONF_WRITE_LAMBDA],
[
(ModbusBinaryOutput.operator("ptr"), "item"),
(cg.bool_, "x"),
(cg.std_vector.template(cg.uint8).operator("ref"), "payload"),
],
return_type=cg.optional.template(bool),
)
# Float Output
else:
var = cg.new_Pvariable(
config[CONF_ID],
config[CONF_ADDRESS],
byte_offset,
config[CONF_VALUE_TYPE],
reg_count,
)
cg.add(var.set_write_multiply(config[CONF_MULTIPLY]))
if CONF_WRITE_LAMBDA in config:
template_ = await cg.process_lambda(
config[CONF_WRITE_LAMBDA],
[
(ModbusFloatOutput.operator("ptr"), "item"),
(cg.float_, "x"),
(cg.std_vector.template(cg.uint16).operator("ref"), "payload"),
],
return_type=cg.optional.template(float),
)
await output.register_output(var, config)
parent = await cg.get_variable(config[CONF_MODBUS_CONTROLLER_ID])
cg.add(var.set_use_write_mutiple(config[CONF_USE_WRITE_MULTIPLE]))
cg.add(var.set_parent(parent))
if CONF_WRITE_LAMBDA in config:
cg.add(var.set_write_template(template_))