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Add error handling for SPI command failures in LR11x0, RF95, and SX128x interfaces

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This commit is contained in:
Ben Meadors
2026-01-27 06:04:30 -06:00
parent 8894a0b711
commit ef8f90f8b1
3 changed files with 17 additions and 1 deletions
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13
src/mesh/LR11x0Interface.cpp
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@@ -91,10 +91,21 @@ template <typename T> bool LR11x0Interface<T>::init()
LOG_DEBUG("Set RF1 switch to %s", getFreq() < 1e9 ? "SubGHz" : "2.4GHz");
#endif
// Allow extra time for TCXO to stabilize after power-on
delay(10);
int res = lora.begin(getFreq(), bw, sf, cr, syncWord, power, preambleLength, tcxoVoltage);
// Retry if we get SPI command failed - some units need extra TCXO stabilization time
if (res == RADIOLIB_ERR_SPI_CMD_FAILED) {
LOG_WARN("LR11x0 init failed with %d (SPI_CMD_FAILED), retrying after delay...", res);
delay(100);
res = lora.begin(getFreq(), bw, sf, cr, syncWord, power, preambleLength, tcxoVoltage);
}
// \todo Display actual typename of the adapter, not just `LR11x0`
LOG_INFO("LR11x0 init result %d", res);
if (res == RADIOLIB_ERR_CHIP_NOT_FOUND)
if (res == RADIOLIB_ERR_CHIP_NOT_FOUND || res == RADIOLIB_ERR_SPI_CMD_FAILED)
return false;
LR11x0VersionInfo_t version;

3
src/mesh/RF95Interface.cpp
View File

@@ -177,6 +177,9 @@ bool RF95Interface::init()
int res = lora->begin(getFreq(), bw, sf, cr, syncWord, power, preambleLength);
LOG_INFO("RF95 init result %d", res);
if (res == RADIOLIB_ERR_CHIP_NOT_FOUND || res == RADIOLIB_ERR_SPI_CMD_FAILED)
return false;
LOG_INFO("Frequency set to %f", getFreq());
LOG_INFO("Bandwidth set to %f", bw);
LOG_INFO("Power output set to %d", power);

2
src/mesh/SX128xInterface.cpp
View File

@@ -69,6 +69,8 @@ template <typename T> bool SX128xInterface<T>::init()
int res = lora.begin(getFreq(), bw, sf, cr, syncWord, power, preambleLength);
// \todo Display actual typename of the adapter, not just `SX128x`
LOG_INFO("SX128x init result %d", res);
if (res == RADIOLIB_ERR_CHIP_NOT_FOUND || res == RADIOLIB_ERR_SPI_CMD_FAILED)
return false;
if ((config.lora.region != meshtastic_Config_LoRaConfig_RegionCode_LORA_24) && (res == RADIOLIB_ERR_INVALID_FREQUENCY)) {
LOG_WARN("Radio only supports 2.4GHz LoRa. Adjusting Region and rebooting");