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fix detection of SCD30 by checking if the size of the return from a 2 byte register read is correct (#9664)

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* fix detection of SCD30 by checking if thee size of the return from a 2 byte register read is correct
fix signedness warning in PMSA003 sensor code.

* Add alternate path for LPS22HB

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* check EndTransmission for errors and compare returned length to expected value

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
This commit is contained in:
Thomas Göttgens
2026-02-16 10:07:07 -06:00
committed by GitHub
co-authored by GitHub Copilot
parent 5feba46b53
commit 6b44b5786e
3 changed files with 32 additions and 6 deletions
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src/modules/Telemetry/Sensor/PMSA003ISensor.cpp
+1 -1
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@@ -67,7 +67,7 @@ bool PMSA003ISensor::getMetrics(meshtastic_Telemetry *measurement)
#endif /* CAN_RECLOCK_I2C */
#endif /* PMSA003I_I2C_CLOCK_SPEED */
_bus->requestFrom(_address, PMSA003I_FRAME_LENGTH);
_bus->requestFrom(_address, (uint8_t)PMSA003I_FRAME_LENGTH);
if (_bus->available() < PMSA003I_FRAME_LENGTH) {
LOG_WARN("%s read failed: incomplete data (%d bytes)", sensorName, _bus->available());
return false;