D:/STM32WL/STM32Cube_FW_WL_V1.2.0/Middlewares/Third_Party/LoRaWAN/Mac/Region/RegionBaseUS.c:74:17:RegionBaseUSComputeNext125kHzJoinChannel 32 static D:/STM32WL/STM32Cube_FW_WL_V1.2.0/Middlewares/Third_Party/LoRaWAN/Mac/Region/RegionBaseUS.c:135:6:RegionBaseUSVerifyFrequencyGroup 0 static D:/STM32WL/STM32Cube_FW_WL_V1.2.0/Middlewares/Third_Party/LoRaWAN/Mac/Region/RegionBaseUS.c:146:10:RegionBaseUSCalcDownlinkFrequency 0 static