mirror of
https://github.com/Threnklyn/esphome-dev.git
synced 2026-05-22 05:43:28 +02:00
Otto Winter
40 lines
1.5 KiB
Python
40 lines
1.5 KiB
Python
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from esphome import pins
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from esphome.components import output
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import esphome.config_validation as cv
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import esphome.codegen as cg
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from esphome.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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ESP_PLATFORMS = [ESP_PLATFORM_ESP32]
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def validate_frequency_bit_depth(obj):
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frequency = obj[CONF_FREQUENCY]
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bit_depth = obj[CONF_BIT_DEPTH]
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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 cv.Invalid('Maximum frequency for bit depth {} is {}Hz'.format(bit_depth, max_freq))
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return obj
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ledc_ns = cg.esphome_ns.namespace('ledc')
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LEDCOutput = ledc_ns.class_('LEDCOutput', output.FloatOutput, cg.Component)
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CONFIG_SCHEMA = cv.All(output.FLOAT_OUTPUT_SCHEMA.extend({
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cv.Required(CONF_ID): cv.declare_id(LEDCOutput),
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cv.Required(CONF_PIN): pins.internal_gpio_output_pin_schema,
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cv.Optional(CONF_FREQUENCY, default='1kHz'): cv.frequency,
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cv.Optional(CONF_BIT_DEPTH, default=12): cv.All(cv.int_, cv.Range(min=1, max=15)),
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cv.Optional(CONF_CHANNEL): cv.All(cv.int_, cv.Range(min=0, max=15))
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}).extend(cv.COMPONENT_SCHEMA), validate_frequency_bit_depth)
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def to_code(config):
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gpio = yield cg.gpio_pin_expression(config[CONF_PIN])
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var = cg.new_Pvariable(config[CONF_ID], gpio)
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yield cg.register_component(var, config)
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yield output.register_output(var, config)
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if CONF_CHANNEL in config:
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cg.add(var.set_channel(config[CONF_CHANNEL]))
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