esphome/esphome/components/sensor/max6675.py

37 lines
1.4 KiB
Python

import voluptuous as vol
from esphome import pins
from esphome.components import sensor, spi
from esphome.components.spi import SPIComponent
import esphome.config_validation as cv
from esphome.const import CONF_CS_PIN, CONF_ID, CONF_NAME, CONF_SPI_ID, \
CONF_UPDATE_INTERVAL
from esphome.cpp_generator import Pvariable, get_variable
from esphome.cpp_helpers import gpio_output_pin_expression, setup_component
from esphome.cpp_types import App
MAX6675Sensor = sensor.sensor_ns.class_('MAX6675Sensor', sensor.PollingSensorComponent,
spi.SPIDevice)
PLATFORM_SCHEMA = cv.nameable(sensor.SENSOR_PLATFORM_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(MAX6675Sensor),
cv.GenerateID(CONF_SPI_ID): cv.use_variable_id(SPIComponent),
vol.Required(CONF_CS_PIN): pins.gpio_output_pin_schema,
vol.Optional(CONF_UPDATE_INTERVAL): cv.update_interval,
}).extend(cv.COMPONENT_SCHEMA.schema))
def to_code(config):
for spi_ in get_variable(config[CONF_SPI_ID]):
yield
for cs in gpio_output_pin_expression(config[CONF_CS_PIN]):
yield
rhs = App.make_max6675_sensor(config[CONF_NAME], spi_, cs,
config.get(CONF_UPDATE_INTERVAL))
max6675 = Pvariable(config[CONF_ID], rhs)
sensor.setup_sensor(max6675, config)
setup_component(max6675, config)
BUILD_FLAGS = '-DUSE_MAX6675_SENSOR'