C3MA/DD3-LoRa-Bridge-MultiSender
6
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Keep receiver timesync fast and extend sender fast window

Browse Source 
- Receiver now sends time sync every 60s indefinitely (mains powered)
- Sender stays in fast timesync listen mode for first 60s even with RTC
This commit is contained in:
acidburns
2026-02-03 22:28:36 +01:00
parent cd4c99f125
commit 43893c24d1
2 changed files with 3 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
README.md
View File

@@ -123,7 +123,7 @@ void receiver_loop() {
} }
if (time_to_send_timesync()) { if (time_to_send_timesync()) {
time_send_timesync(self_short_id); // 60s for first 10 min, then hourly if RTC is present time_send_timesync(self_short_id); // always every 60s (receiver is mains-powered)
} }
mqtt_loop(); mqtt_loop();
@@ -302,7 +302,7 @@ inline constexpr uint16_t EXPECTED_SENDER_IDS[NUM_SENDERS] = { 0xF19C };
- Enable/disable with `ENABLE_DS3231` in `include/config.h`. - Enable/disable with `ENABLE_DS3231` in `include/config.h`.
- Receiver time sync packets set the RTC. - Receiver time sync packets set the RTC.
- On boot, if no LoRa time sync has arrived yet, the sender uses the RTC time as the initial `ts_utc`. - On boot, if no LoRa time sync has arrived yet, the sender uses the RTC time as the initial `ts_utc`.
- When no RTC is present or enabled, the receiver keeps sending time sync every 60 seconds. - Receiver keeps sending time sync every 60 seconds.
## Build Environments ## Build Environments
- `lilygo-t3-v1-6-1`: production build (debug on) - `lilygo-t3-v1-6-1`: production build (debug on)

5
src/main.cpp
View File

@@ -158,7 +158,7 @@ static bool battery_sample_due(uint32_t now_ms) {
static bool sender_timesync_window_due() { static bool sender_timesync_window_due() {
uint32_t interval_sec = SENDER_TIMESYNC_CHECK_SEC_FAST; uint32_t interval_sec = SENDER_TIMESYNC_CHECK_SEC_FAST;
if (time_is_synced() && time_rtc_present()) { if (millis() - g_boot_ms >= 60000UL && time_is_synced() && time_rtc_present()) {
interval_sec = SENDER_TIMESYNC_CHECK_SEC_SLOW; interval_sec = SENDER_TIMESYNC_CHECK_SEC_SLOW;
} }
if (g_sender_last_timesync_check_ms == 0) { if (g_sender_last_timesync_check_ms == 0) {
@@ -1005,9 +1005,6 @@ static void receiver_loop() {
} }
uint32_t interval_sec = TIME_SYNC_INTERVAL_SEC; uint32_t interval_sec = TIME_SYNC_INTERVAL_SEC;
if (time_rtc_present() && millis() - g_boot_ms >= TIME_SYNC_FAST_WINDOW_MS) {
interval_sec = TIME_SYNC_SLOW_INTERVAL_SEC;
}
if (!g_ap_mode && millis() - g_last_timesync_ms > interval_sec * 1000UL) { if (!g_ap_mode && millis() - g_last_timesync_ms > interval_sec * 1000UL) {
g_last_timesync_ms = millis(); g_last_timesync_ms = millis();
if (!time_send_timesync(g_short_id)) { if (!time_send_timesync(g_short_id)) {