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Update doorsignEPD.ino #26

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Update doorsignEPD.ino #26

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5 changes: 5 additions & 0 deletions esp32/doorsignEPD/doorsignEPD.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -407,6 +407,11 @@ void loop() {
int SleepTime = iot.configuration.get("ImageWait").toInt();
esp_sleep_enable_timer_wakeup(FactorSeconds * (uint64_t)SleepTime);
}
/**
* Allow for external triggering of display refresh using GPIO 15 high.
*/
Serial.println("Setting GPIO 15 for external wakeup...");
esp_sleep_enable_ext0_wakeup(GPIO_NUM_15, 1); //1 = High, 0 = Low
Serial.println("Going to deep sleep now...");
Serial.flush();
esp_deep_sleep_start();
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