snark13/Xteink-X4-crosspoint-reader
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Automatically deep sleep after 10 minutes of inactivity.

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This commit is contained in:
Jonas Diemer 2025-12-16 12:03:25 +01:00
parent c262f222de
commit e3158d2224
1 changed files with 16 additions and 0 deletions
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16
src/main.cpp
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@ -63,6 +63,8 @@ EpdFontFamily ubuntuFontFamily(&ubuntu10Font, &ubuntuBold10Font);
constexpr unsigned long POWER_BUTTON_WAKEUP_MS = 500;
// Time required to enter sleep mode
constexpr unsigned long POWER_BUTTON_SLEEP_MS = 500;
// Auto-sleep timeout (10 minutes of inactivity)
constexpr unsigned long AUTO_SLEEP_TIMEOUT_MS = 10 * 60 * 1000;
std::unique_ptr<Epub> loadEpub(const std::string& path) {
if (!SD.exists(path.c_str())) {
@ -237,6 +239,20 @@ void loop() {
}
inputManager.update();
// Check for any user activity (button press or release)
static unsigned long lastActivityTime = millis();
if (inputManager.wasAnyPressed() || inputManager.wasAnyReleased()) {
lastActivityTime = millis(); // Reset inactivity timer
}
if (millis() - lastActivityTime >= AUTO_SLEEP_TIMEOUT_MS) {
Serial.printf("[%lu] [SLP] Auto-sleep triggered after %lu ms of inactivity\n", millis(), AUTO_SLEEP_TIMEOUT_MS);
enterDeepSleep();
// This should never be hit as `enterDeepSleep` calls esp_deep_sleep_start
return;
}
if (inputManager.wasReleased(InputManager::BTN_POWER) && inputManager.getHeldTime() > POWER_BUTTON_WAKEUP_MS) {
enterDeepSleep();
// This should never be hit as `enterDeepSleep` calls esp_deep_sleep_start