mirror of
https://github.com/esphome/esphome.git
synced 2025-03-20 09:38:18 +00:00
48 lines
1.3 KiB
Python
48 lines
1.3 KiB
Python
import esphome.codegen as cg
|
|
import esphome.config_validation as cv
|
|
from esphome import pins
|
|
from esphome.components import output
|
|
from esphome.components.esp32 import get_esp32_variant
|
|
from esphome.components.esp32.const import VARIANT_ESP32, VARIANT_ESP32S2
|
|
from esphome.const import CONF_ID, CONF_NUMBER, CONF_PIN
|
|
|
|
DEPENDENCIES = ["esp32"]
|
|
|
|
DAC_PINS = {
|
|
VARIANT_ESP32: (25, 26),
|
|
VARIANT_ESP32S2: (17, 18),
|
|
}
|
|
|
|
|
|
def valid_dac_pin(value):
|
|
variant = get_esp32_variant()
|
|
try:
|
|
valid_pins = DAC_PINS[variant]
|
|
except KeyError as ex:
|
|
raise cv.Invalid(f"DAC is not supported on {variant}") from ex
|
|
given_pin = value[CONF_NUMBER]
|
|
cv.one_of(*valid_pins)(given_pin)
|
|
return value
|
|
|
|
|
|
esp32_dac_ns = cg.esphome_ns.namespace("esp32_dac")
|
|
ESP32DAC = esp32_dac_ns.class_("ESP32DAC", output.FloatOutput, cg.Component)
|
|
|
|
CONFIG_SCHEMA = output.FLOAT_OUTPUT_SCHEMA.extend(
|
|
{
|
|
cv.Required(CONF_ID): cv.declare_id(ESP32DAC),
|
|
cv.Required(CONF_PIN): cv.All(
|
|
pins.internal_gpio_output_pin_schema, valid_dac_pin
|
|
),
|
|
}
|
|
).extend(cv.COMPONENT_SCHEMA)
|
|
|
|
|
|
async def to_code(config):
|
|
var = cg.new_Pvariable(config[CONF_ID])
|
|
await cg.register_component(var, config)
|
|
await output.register_output(var, config)
|
|
|
|
pin = await cg.gpio_pin_expression(config[CONF_PIN])
|
|
cg.add(var.set_pin(pin))
|