esphome/esphomeyaml/components/sensor/ultrasonic.py
2018-04-07 01:23:03 +02:00

33 lines
1.5 KiB
Python

import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml import pins
from esphomeyaml.components import sensor
from esphomeyaml.const import CONF_ECHO_PIN, CONF_ID, CONF_NAME, \
CONF_TIMEOUT_METER, CONF_TIMEOUT_TIME, CONF_TRIGGER_PIN, CONF_UPDATE_INTERVAL
from esphomeyaml.helpers import App, add, exp_gpio_input_pin, exp_gpio_output_pin, \
variable
PLATFORM_SCHEMA = sensor.PLATFORM_SCHEMA.extend({
cv.GenerateID('ultrasonic'): cv.register_variable_id,
vol.Required(CONF_TRIGGER_PIN): pins.GPIO_OUTPUT_PIN_SCHEMA,
vol.Required(CONF_ECHO_PIN): pins.GPIO_INPUT_PIN_SCHEMA,
vol.Exclusive(CONF_TIMEOUT_METER, 'timeout'): cv.positive_float,
vol.Exclusive(CONF_TIMEOUT_TIME, 'timeout'): cv.positive_int,
vol.Optional(CONF_UPDATE_INTERVAL): cv.positive_not_null_time_period,
}).extend(sensor.MQTT_SENSOR_SCHEMA.schema)
def to_code(config):
trigger = exp_gpio_output_pin(config[CONF_TRIGGER_PIN])
echo = exp_gpio_input_pin(config[CONF_ECHO_PIN])
rhs = App.make_ultrasonic_sensor(trigger, echo, config[CONF_NAME],
config.get(CONF_UPDATE_INTERVAL))
make = variable('Application::MakeUltrasonicSensor', config[CONF_ID], rhs)
ultrasonic = make.Pultrasonic
if CONF_TIMEOUT_TIME in config:
add(ultrasonic.set_timeout_us(config[CONF_TIMEOUT_TIME]))
elif CONF_TIMEOUT_METER in config:
add(ultrasonic.set_timeout_m(config[CONF_TIMEOUT_METER]))
sensor.setup_mqtt_sensor_component(make.Pmqtt, config)