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Onewire (#6967)
* retry scan * setup pin and log retries * fix retries * remove retries --------- Co-authored-by: Samuel Sieb <samuel@sieb.net>
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1 changed files with 4 additions and 0 deletions
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@ -9,6 +9,10 @@ static const char *const TAG = "gpio.one_wire";
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void GPIOOneWireBus::setup() {
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ESP_LOGCONFIG(TAG, "Setting up 1-wire bus...");
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this->t_pin_->setup();
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// clear bus with 480µs high, otherwise initial reset in search might fail
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this->t_pin_->pin_mode(gpio::FLAG_INPUT | gpio::FLAG_PULLUP);
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delayMicroseconds(480);
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this->search();
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}
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