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[LoRaWAN] Prevent possible negative delay

pull/1506/head
StevenCellist 2025-05-08 00:41:43 +02:00
rodzic 6b985c3516
commit ac2e743e21
1 zmienionych plików z 8 dodań i 2 usunięć
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10
src/protocols/LoRaWAN/LoRaWAN.cpp
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@ -925,7 +925,10 @@ int16_t LoRaWANNode::activateOTAA(uint8_t joinDr, LoRaWANJoinEvent_t *joinEvent)
RadioLibTime_t tNow = mod->hal->millis();
if(this->tUplink > tNow + this->launchDuration) {
RADIOLIB_DEBUG_PROTOCOL_PRINTLN("Delaying transmission by %lu ms", (unsigned long)(this->tUplink - tNow - this->launchDuration));
this->sleepDelay(this->tUplink - this->launchDuration - mod->hal->millis());
tNow = mod->hal->millis();
if(this->tUplink > tNow + this->launchDuration) {
this->sleepDelay(this->tUplink - tNow - this->launchDuration);
}
}
// start transmission, and time the duration of launchMode() to offset window timing
@ -1341,7 +1344,10 @@ int16_t LoRaWANNode::transmitUplink(const LoRaWANChannel_t* chnl, uint8_t* in, u
tNow = mod->hal->millis();
if(this->tUplink > tNow + this->launchDuration) {
RADIOLIB_DEBUG_PROTOCOL_PRINTLN("Delaying transmission by %lu ms", (unsigned long)(this->tUplink - tNow - this->launchDuration));
this->sleepDelay(this->tUplink - this->launchDuration - mod->hal->millis());
tNow = mod->hal->millis();
if(this->tUplink > tNow + this->launchDuration) {
this->sleepDelay(this->tUplink - tNow - this->launchDuration);
}
}
// start transmission, and time the duration of launchMode() to offset window timing