esphome/esphomeyaml/components/pca9685.py
2018-05-14 11:50:56 +02:00

41 lines
1.5 KiB
Python

import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml.const import CONF_ADDRESS, CONF_FREQUENCY, CONF_ID, CONF_PHASE_BALANCER
from esphomeyaml.helpers import App, HexIntLiteral, Pvariable, RawExpression, add
DEPENDENCIES = ['i2c']
PHASE_BALANCERS = ['None', 'Linear', 'Weaved']
PCA9685_COMPONENT_TYPE = 'output::PCA9685OutputComponent'
PHASE_BALANCER_MESSAGE = ("The phase_balancer option has been removed in version 1.5.0. "
"esphomelib will now automatically choose a suitable phase balancer.")
PCA9685_SCHEMA = vol.Schema({
cv.GenerateID('pca9685'): cv.register_variable_id,
vol.Required(CONF_FREQUENCY): vol.All(cv.frequency,
vol.Range(min=23.84, max=1525.88)),
vol.Optional(CONF_ADDRESS): cv.i2c_address,
vol.Optional(CONF_PHASE_BALANCER): cv.invalid(PHASE_BALANCER_MESSAGE),
})
CONFIG_SCHEMA = vol.All(cv.ensure_list, [PCA9685_SCHEMA])
def to_code(config):
for conf in config:
rhs = App.make_pca9685_component(conf.get(CONF_FREQUENCY))
pca9685 = Pvariable(PCA9685_COMPONENT_TYPE, conf[CONF_ID], rhs)
if CONF_ADDRESS in conf:
add(pca9685.set_address(HexIntLiteral(conf[CONF_ADDRESS])))
if CONF_PHASE_BALANCER in conf:
phase_balancer = RawExpression(u'PCA9685_PhaseBalancer_{}'.format(
conf[CONF_PHASE_BALANCER]))
add(pca9685.set_phase_balancer(phase_balancer))
BUILD_FLAGS = '-DUSE_PCA9685_OUTPUT'