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Fix ESP8266 dallas GPIO16 INPUT_PULLUP (#2581)

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Otto Winter 2021-10-21 14:39:36 +02:00 committed by Otto winter
parent eae3d72a4d
commit ab07ee57c6
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1 changed files with 7 additions and 0 deletions
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7
esphome/components/esp8266/gpio.cpp
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@ -50,6 +50,13 @@ void ESP8266GPIOPin::pin_mode(gpio::Flags flags) {
mode = OUTPUT;
} else if (flags == (gpio::FLAG_INPUT | gpio::FLAG_PULLUP)) {
mode = INPUT_PULLUP;
if (pin_ == 16) {
// GPIO16 doesn't have a pullup, so pinMode would fail.
// However, sometimes this method is called with pullup mode anyway
// for example from dallas one_wire. For those cases convert this
// to a INPUT mode.
mode = INPUT;
}
} else if (flags == (gpio::FLAG_INPUT | gpio::FLAG_PULLDOWN)) {
mode = INPUT_PULLDOWN_16;
} else if (flags == (gpio::FLAG_OUTPUT | gpio::FLAG_OPEN_DRAIN)) {