51 lines
1.6 KiB
Python
51 lines
1.6 KiB
Python
import esphome.codegen as cg
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from esphome.components import light, spi
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import esphome.config_validation as cv
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from esphome.const import CONF_CHIPSET, CONF_NUM_LEDS, CONF_OUTPUT_ID
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from esphome.types import ConfigType
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spi_led_strip_ns = cg.esphome_ns.namespace("spi_led_strip")
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SpiLedStrip = spi_led_strip_ns.class_(
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"SpiLedStrip", light.AddressableLight, spi.SPIDevice
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)
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SpiLedChipset = spi_led_strip_ns.enum("SpiLedChipset", is_class=True)
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CHIPSET_APA102 = "APA102"
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CHIPSET_WS2801 = "WS2801"
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CHIPSETS = {
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CHIPSET_APA102: SpiLedChipset.SPI_LED_CHIPSET_APA102,
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CHIPSET_WS2801: SpiLedChipset.SPI_LED_CHIPSET_WS2801,
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}
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BASE_SCHEMA = light.ADDRESSABLE_LIGHT_SCHEMA.extend(
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{
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cv.GenerateID(CONF_OUTPUT_ID): cv.declare_id(SpiLedStrip),
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cv.Optional(CONF_NUM_LEDS, default=1): cv.positive_not_null_int,
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}
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)
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CONFIG_SCHEMA = cv.typed_schema(
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{
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CHIPSET_APA102: BASE_SCHEMA.extend(spi.spi_device_schema(False, "1MHz")),
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# WS2801 latches the data when the clock stays low, so the clock must idle low
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CHIPSET_WS2801: BASE_SCHEMA.extend(
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spi.spi_device_schema(False, "1MHz", "MODE0")
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),
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},
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key=CONF_CHIPSET,
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default_type=CHIPSET_APA102,
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enum=CHIPSETS,
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upper=True,
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)
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async def to_code(config: ConfigType) -> None:
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chipset = config[CONF_CHIPSET]
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if chipset == CHIPSET_WS2801:
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cg.add_define("USE_SPI_LED_STRIP_WS2801")
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var = cg.new_Pvariable(config[CONF_OUTPUT_ID], config[CONF_NUM_LEDS], chipset)
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await light.register_light(var, config)
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await spi.register_spi_device(var, config)
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await cg.register_component(var, config)
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