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RadioLib edge-triggered interrupts robustness (#9658)

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* Fix potential race condition (read, ISR write, clear) in NotifiedWorkerThread

* Check for missed edge-triggered interrupts race condition between startReceive and enableInterrupt

* Occasionally poll to catch missed RX_DONE interrupts. (RadioLibInterface::pollMissedIrqs)

* Simplify RadioLibInterface::checkRxDoneIrqFlag()

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Co-authored-by: Ben Meadors <benmmeadors@gmail.com>
This commit is contained in:
Mike Robbins
2026-02-21 06:14:04 -06:00
committed by GitHub
co-authored by Ben Meadors
parent a5523b04ef
commit 8feb34e7a8
9 changed files with 41 additions and 3 deletions
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src/mesh/RF95Interface.cpp
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@@ -301,6 +301,7 @@ void RF95Interface::startReceive()
// Must be done AFTER, starting receive, because startReceive clears (possibly stale) interrupt pending register bits
enableInterrupt(isrRxLevel0);
checkRxDoneIrqFlag();
}
bool RF95Interface::isChannelActive()