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Let ESP32-based repeaters to sleep immediately receiving and process a LoRa packet

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This commit is contained in:
Kevin Le
2026-05-28 15:10:36 +07:00
parent d2c2a6ef0b
commit a3d20d6209
1 changed files with 6 additions and 14 deletions
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examples/simple_repeater/main.cpp
+6 -14
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@@ -20,8 +20,7 @@ void halt() {
static char command[160]; static char command[160];
// For power saving // For power saving
unsigned long lastActive = 0; // mark last active time unsigned long POWERSAVING_FIRSTSLEEP_SECS = 120; // The first sleep (if enabled) from boot
unsigned long nextSleepinSecs = 120; // next sleep in seconds. The first sleep (if enabled) is after 2 minutes from boot
#if defined(PIN_USER_BTN) && defined(_SEEED_SENSECAP_SOLAR_H_) #if defined(PIN_USER_BTN) && defined(_SEEED_SENSECAP_SOLAR_H_)
static unsigned long userBtnDownAt = 0; static unsigned long userBtnDownAt = 0;
@@ -40,9 +39,6 @@ void setup() {
delay(5000); delay(5000);
#endif #endif
// For power saving
lastActive = millis(); // mark last active time since boot
#ifdef DISPLAY_CLASS #ifdef DISPLAY_CLASS
if (display.begin()) { if (display.begin()) {
display.startFrame(); display.startFrame();
@@ -157,16 +153,12 @@ void loop() {
rtc_clock.tick(); rtc_clock.tick();
if (the_mesh.getNodePrefs()->powersaving_enabled && !the_mesh.hasPendingWork()) { if (the_mesh.getNodePrefs()->powersaving_enabled && !the_mesh.hasPendingWork()) {
#if defined(NRF52_PLATFORM) #if defined(NRF52_PLATFORM)
board.sleep(1800); // nrf ignores seconds param, sleeps whenever possible board.sleep(1800); // nrf ignores seconds param, sleeps whenever possible
#else #else
if (the_mesh.millisHasNowPassed(lastActive + nextSleepinSecs * 1000)) { // To check if it is time to sleep if (the_mesh.millisHasNowPassed(POWERSAVING_FIRSTSLEEP_SECS * 1000)) { // To check if it is time to sleep
board.sleep(1800); // To sleep. Wake up after 30 minutes or when receiving a LoRa packet board.sleep(1800); // Sleep. Wake up after 30 minutes or when receiving a LoRa packet
lastActive = millis();
nextSleepinSecs = 5; // Default: To work for 5s and sleep again
} else {
nextSleepinSecs += 5; // When there is pending work, to work another 5s
} }
#endif #endif
} }
} }