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Allow GPIO20 for ESP32 (#3680)

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Borys Pierov 2022-08-03 15:30:19 -04:00 committed by GitHub
parent 9e227b0192
commit 8546ae56da
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1 changed files with 1 additions and 1 deletions
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esphome/components/esp32/gpio_esp32.py
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@ -42,7 +42,7 @@ def esp32_validate_gpio_pin(value):
"See https://esphome.io/guides/faq.html#why-am-i-getting-a-warning-about-strapping-pins",
value,
)
if value in (20, 24, 28, 29, 30, 31):
if value in (24, 28, 29, 30, 31):
# These pins are not exposed in GPIO mux (reason unknown)
# but they're missing from IO_MUX list in datasheet
raise cv.Invalid(f"The pin GPIO{value} is not usable on ESP32s.")