Files
esphome-dev/esphome/components/modbus_controller/switch/__init__.py
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2021-09-27 09:27:24 +13:00

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2.5 KiB
Python

from esphome.components import switch
import esphome.config_validation as cv
import esphome.codegen as cg
from esphome.const import CONF_ID, CONF_ADDRESS, CONF_LAMBDA, CONF_OFFSET
from .. import (
MODBUS_REGISTER_TYPE,
SensorItem,
modbus_controller_ns,
ModbusController,
)
from ..const import (
CONF_BITMASK,
CONF_BYTE_OFFSET,
CONF_FORCE_NEW_RANGE,
CONF_MODBUS_CONTROLLER_ID,
CONF_REGISTER_TYPE,
)
DEPENDENCIES = ["modbus_controller"]
CODEOWNERS = ["@martgras"]
ModbusSwitch = modbus_controller_ns.class_(
"ModbusSwitch", cg.Component, switch.Switch, SensorItem
)
CONFIG_SCHEMA = cv.All(
switch.SWITCH_SCHEMA.extend(
{
cv.GenerateID(): cv.declare_id(ModbusSwitch),
cv.GenerateID(CONF_MODBUS_CONTROLLER_ID): cv.use_id(ModbusController),
cv.Required(CONF_REGISTER_TYPE): cv.enum(MODBUS_REGISTER_TYPE),
cv.Required(CONF_ADDRESS): cv.positive_int,
cv.Optional(CONF_OFFSET, default=0): cv.positive_int,
cv.Optional(CONF_BYTE_OFFSET): cv.positive_int,
cv.Optional(CONF_BITMASK, default=0x1): cv.hex_uint32_t,
cv.Optional(CONF_FORCE_NEW_RANGE, default=False): cv.boolean,
cv.Optional(CONF_LAMBDA): cv.returning_lambda,
}
).extend(cv.COMPONENT_SCHEMA),
)
async def to_code(config):
byte_offset = 0
if CONF_OFFSET in config:
byte_offset = config[CONF_OFFSET]
# A CONF_BYTE_OFFSET setting overrides CONF_OFFSET
if CONF_BYTE_OFFSET in config:
byte_offset = config[CONF_BYTE_OFFSET]
var = cg.new_Pvariable(
config[CONF_ID],
config[CONF_REGISTER_TYPE],
config[CONF_ADDRESS],
byte_offset,
config[CONF_BITMASK],
config[CONF_FORCE_NEW_RANGE],
)
await cg.register_component(var, config)
await switch.register_switch(var, config)
paren = await cg.get_variable(config[CONF_MODBUS_CONTROLLER_ID])
cg.add(paren.add_sensor_item(var))
cg.add(var.set_parent(paren))
if CONF_LAMBDA in config:
publish_template_ = await cg.process_lambda(
config[CONF_LAMBDA],
[
(ModbusSwitch.operator("ptr"), "item"),
(bool, "x"),
(
cg.std_vector.template(cg.uint8).operator("const").operator("ref"),
"data",
),
],
return_type=cg.optional.template(bool),
)
cg.add(var.set_template(publish_template_))