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47 lines
1.8 KiB
Python
47 lines
1.8 KiB
Python
import voluptuous as vol
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from esphomeyaml import pins
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from esphomeyaml.components import output
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import esphomeyaml.config_validation as cv
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from esphomeyaml.const import APB_CLOCK_FREQ, CONF_BIT_DEPTH, CONF_CHANNEL, CONF_FREQUENCY, \
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CONF_ID, CONF_PIN, ESP_PLATFORM_ESP32
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from esphomeyaml.cpp_generator import Pvariable, add
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from esphomeyaml.cpp_helpers import setup_component
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from esphomeyaml.cpp_types import App, Component
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ESP_PLATFORMS = [ESP_PLATFORM_ESP32]
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def validate_frequency_bit_depth(obj):
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frequency = obj.get(CONF_FREQUENCY, 1000)
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bit_depth = obj.get(CONF_BIT_DEPTH, 12)
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max_freq = APB_CLOCK_FREQ / (2**bit_depth)
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if frequency > max_freq:
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raise vol.Invalid('Maximum frequency for bit depth {} is {}Hz'.format(bit_depth, max_freq))
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return obj
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LEDCOutputComponent = output.output_ns.class_('LEDCOutputComponent', output.FloatOutput, Component)
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PLATFORM_SCHEMA = vol.All(output.FLOAT_OUTPUT_PLATFORM_SCHEMA.extend({
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vol.Required(CONF_ID): cv.declare_variable_id(LEDCOutputComponent),
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vol.Required(CONF_PIN): pins.output_pin,
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vol.Optional(CONF_FREQUENCY): cv.frequency,
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vol.Optional(CONF_BIT_DEPTH): vol.All(vol.Coerce(int), vol.Range(min=1, max=15)),
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vol.Optional(CONF_CHANNEL): vol.All(vol.Coerce(int), vol.Range(min=0, max=15))
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}).extend(cv.COMPONENT_SCHEMA.schema), validate_frequency_bit_depth)
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def to_code(config):
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frequency = config.get(CONF_FREQUENCY)
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if frequency is None and CONF_BIT_DEPTH in config:
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frequency = 1000
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rhs = App.make_ledc_output(config[CONF_PIN], frequency, config.get(CONF_BIT_DEPTH))
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ledc = Pvariable(config[CONF_ID], rhs)
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if CONF_CHANNEL in config:
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add(ledc.set_channel(config[CONF_CHANNEL]))
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output.setup_output_platform(ledc, config)
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setup_component(ledc, config)
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BUILD_FLAGS = '-DUSE_LEDC_OUTPUT'
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