mirror of
https://github.com/esphome/esphome.git
synced 2025-09-27 07:32:22 +01:00
81 lines
2.4 KiB
Python
81 lines
2.4 KiB
Python
import esphome.codegen as cg
|
|
import esphome.config_validation as cv
|
|
from esphome.components import i2c, sensor
|
|
from esphome.const import (
|
|
CONF_ID,
|
|
CONF_UPDATE_INTERVAL,
|
|
DEVICE_CLASS_TEMPERATURE,
|
|
ICON_EMPTY,
|
|
UNIT_CELSIUS,
|
|
)
|
|
|
|
DEPENDENCIES = ["i2c"]
|
|
|
|
tmp117_ns = cg.esphome_ns.namespace("tmp117")
|
|
TMP117Component = tmp117_ns.class_(
|
|
"TMP117Component", cg.PollingComponent, i2c.I2CDevice, sensor.Sensor
|
|
)
|
|
|
|
CONFIG_SCHEMA = cv.All(
|
|
sensor.sensor_schema(UNIT_CELSIUS, ICON_EMPTY, 1, DEVICE_CLASS_TEMPERATURE)
|
|
.extend(
|
|
{
|
|
cv.GenerateID(): cv.declare_id(TMP117Component),
|
|
}
|
|
)
|
|
.extend(cv.polling_component_schema("60s"))
|
|
.extend(i2c.i2c_device_schema(0x48))
|
|
)
|
|
|
|
|
|
def determine_config_register(polling_period):
|
|
if polling_period >= 16.0:
|
|
# 64 averaged conversions, max conversion time
|
|
# 0000 00 111 11 00000
|
|
# 0000 0011 1110 0000
|
|
return 0x03E0
|
|
if polling_period >= 8.0:
|
|
# 64 averaged conversions, high conversion time
|
|
# 0000 00 110 11 00000
|
|
# 0000 0011 0110 0000
|
|
return 0x0360
|
|
if polling_period >= 4.0:
|
|
# 64 averaged conversions, mid conversion time
|
|
# 0000 00 101 11 00000
|
|
# 0000 0010 1110 0000
|
|
return 0x02E0
|
|
if polling_period >= 1.0:
|
|
# 64 averaged conversions, min conversion time
|
|
# 0000 00 000 11 00000
|
|
# 0000 0000 0110 0000
|
|
return 0x0060
|
|
if polling_period >= 0.5:
|
|
# 32 averaged conversions, min conversion time
|
|
# 0000 00 000 10 00000
|
|
# 0000 0000 0100 0000
|
|
return 0x0040
|
|
if polling_period >= 0.25:
|
|
# 8 averaged conversions, mid conversion time
|
|
# 0000 00 010 01 00000
|
|
# 0000 0001 0010 0000
|
|
return 0x0120
|
|
if polling_period >= 0.125:
|
|
# 8 averaged conversions, min conversion time
|
|
# 0000 00 000 01 00000
|
|
# 0000 0000 0010 0000
|
|
return 0x0020
|
|
# 1 averaged conversions, min conversion time
|
|
# 0000 00 000 00 00000
|
|
# 0000 0000 0000 0000
|
|
return 0x0000
|
|
|
|
|
|
def to_code(config):
|
|
var = cg.new_Pvariable(config[CONF_ID])
|
|
yield cg.register_component(var, config)
|
|
yield i2c.register_i2c_device(var, config)
|
|
yield sensor.register_sensor(var, config)
|
|
|
|
update_period = config[CONF_UPDATE_INTERVAL].total_seconds
|
|
cg.add(var.set_config(determine_config_register(update_period)))
|