esphome/esphome/components/esp32_rmt_led_strip/light.py

151 lines
4.3 KiB
Python

from dataclasses import dataclass
import esphome.codegen as cg
import esphome.config_validation as cv
from esphome import pins
from esphome.components import esp32, light
from esphome.const import (
CONF_CHIPSET,
CONF_MAX_REFRESH_RATE,
CONF_NUM_LEDS,
CONF_OUTPUT_ID,
CONF_PIN,
CONF_RGB_ORDER,
)
CODEOWNERS = ["@jesserockz"]
DEPENDENCIES = ["esp32"]
esp32_rmt_led_strip_ns = cg.esphome_ns.namespace("esp32_rmt_led_strip")
ESP32RMTLEDStripLightOutput = esp32_rmt_led_strip_ns.class_(
"ESP32RMTLEDStripLightOutput", light.AddressableLight
)
rmt_channel_t = cg.global_ns.enum("rmt_channel_t")
RGBOrder = esp32_rmt_led_strip_ns.enum("RGBOrder")
RGB_ORDERS = {
"RGB": RGBOrder.ORDER_RGB,
"RBG": RGBOrder.ORDER_RBG,
"GRB": RGBOrder.ORDER_GRB,
"GBR": RGBOrder.ORDER_GBR,
"BGR": RGBOrder.ORDER_BGR,
"BRG": RGBOrder.ORDER_BRG,
}
@dataclass
class LEDStripTimings:
bit0_high: int
bit0_low: int
bit1_high: int
bit1_low: int
CHIPSETS = {
"WS2812": LEDStripTimings(400, 1000, 1000, 400),
"SK6812": LEDStripTimings(300, 900, 600, 600),
"APA106": LEDStripTimings(350, 1360, 1360, 350),
"SM16703": LEDStripTimings(300, 900, 1360, 350),
}
CONF_IS_RGBW = "is_rgbw"
CONF_BIT0_HIGH = "bit0_high"
CONF_BIT0_LOW = "bit0_low"
CONF_BIT1_HIGH = "bit1_high"
CONF_BIT1_LOW = "bit1_low"
CONF_RMT_CHANNEL = "rmt_channel"
RMT_CHANNELS = {
esp32.const.VARIANT_ESP32: [0, 1, 2, 3, 4, 5, 6, 7],
esp32.const.VARIANT_ESP32S2: [0, 1, 2, 3],
esp32.const.VARIANT_ESP32S3: [0, 1, 2, 3],
esp32.const.VARIANT_ESP32C3: [0, 1],
}
def _validate_rmt_channel(value):
variant = esp32.get_esp32_variant()
if variant not in RMT_CHANNELS:
raise cv.Invalid(f"ESP32 variant {variant} does not support RMT.")
if value not in RMT_CHANNELS[variant]:
raise cv.Invalid(
f"RMT channel {value} is not supported for ESP32 variant {variant}."
)
return value
CONFIG_SCHEMA = cv.All(
light.ADDRESSABLE_LIGHT_SCHEMA.extend(
{
cv.GenerateID(CONF_OUTPUT_ID): cv.declare_id(ESP32RMTLEDStripLightOutput),
cv.Required(CONF_PIN): pins.internal_gpio_output_pin_number,
cv.Required(CONF_NUM_LEDS): cv.positive_not_null_int,
cv.Required(CONF_RGB_ORDER): cv.enum(RGB_ORDERS, upper=True),
cv.Required(CONF_RMT_CHANNEL): _validate_rmt_channel,
cv.Optional(CONF_MAX_REFRESH_RATE): cv.positive_time_period_microseconds,
cv.Optional(CONF_CHIPSET): cv.one_of(*CHIPSETS, upper=True),
cv.Optional(CONF_IS_RGBW, default=False): cv.boolean,
cv.Inclusive(
CONF_BIT0_HIGH,
"custom",
): cv.positive_time_period_microseconds,
cv.Inclusive(
CONF_BIT0_LOW,
"custom",
): cv.positive_time_period_microseconds,
cv.Inclusive(
CONF_BIT1_HIGH,
"custom",
): cv.positive_time_period_microseconds,
cv.Inclusive(
CONF_BIT1_LOW,
"custom",
): cv.positive_time_period_microseconds,
}
),
cv.has_exactly_one_key(CONF_CHIPSET, CONF_BIT0_HIGH),
)
async def to_code(config):
var = cg.new_Pvariable(config[CONF_OUTPUT_ID])
await light.register_light(var, config)
await cg.register_component(var, config)
cg.add(var.set_num_leds(config[CONF_NUM_LEDS]))
cg.add(var.set_pin(config[CONF_PIN]))
if CONF_MAX_REFRESH_RATE in config:
cg.add(var.set_max_refresh_rate(config[CONF_MAX_REFRESH_RATE]))
if CONF_CHIPSET in config:
chipset = CHIPSETS[config[CONF_CHIPSET]]
cg.add(
var.set_led_params(
chipset.bit0_high,
chipset.bit0_low,
chipset.bit1_high,
chipset.bit1_low,
)
)
else:
cg.add(
var.set_led_params(
config[CONF_BIT0_HIGH],
config[CONF_BIT0_LOW],
config[CONF_BIT1_HIGH],
config[CONF_BIT1_LOW],
)
)
cg.add(var.set_rgb_order(config[CONF_RGB_ORDER]))
cg.add(var.set_is_rgbw(config[CONF_IS_RGBW]))
cg.add(
var.set_rmt_channel(
getattr(rmt_channel_t, f"RMT_CHANNEL_{config[CONF_RMT_CHANNEL]}")
)
)