def validate_adc_pin(value):
if str(value).upper() == "VCC":
return cv.only_on_esp8266("VCC")
if CORE.is_esp32:
value = pins.internal_gpio_input_pin_number(value)
variant = get_esp32_variant()
if variant not in ESP32_VARIANT_ADC1_PIN_TO_CHANNEL:
raise cv.Invalid(
f"This ESP32 variant ({variant}) is not supported")
if value not in ESP32_VARIANT_ADC1_PIN_TO_CHANNEL[variant]:
raise cv.Invalid(f"{variant} doesn't support ADC on this pin")
return pins.internal_gpio_input_pin_schema(value)
if CORE.is_esp8266:
from esphome.components.esp8266.gpio import CONF_ANALOG
value = pins.internal_gpio_pin_number({
CONF_ANALOG: True,
CONF_INPUT: True
})(value)
if value != 17: # A0
raise cv.Invalid("ESP8266: Only pin A0 (GPIO17) supports ADC.")
return pins.gpio_pin_schema({
CONF_ANALOG: True,
CONF_INPUT: True
},
internal=True)(value)
raise NotImplementedError
def validate_adc_pin(value):
vcc = str(value).upper()
if vcc == 'VCC':
return cv.only_on_esp8266(vcc)
return pins.analog_pin(value)