Karl Muster

I have seen that error when there is an issue with the hardware setup. For general troubleshooting, make sure the particular concentrator board supports SPI and not USB communication and...

I am unable to reproduce this on my [SX1302CSS915GW1](https://www.semtech.com/products/wireless-rf/lora-core/sx1302cssxxxgw1). Could you share the concentrator board number or the product?

There are plots and an explanation of this in the [Performance Report resource](https://semtech.my.salesforce.com/sfc/p/#E0000000JelG/a/2R000000HUdh/9kR4.s9sZG5.CVW2ZrQOxjKl1FjKzwfh5k547K.M5Uc), Section 9 in the US report. With proper "rssi_offset" in the global_config.json file, the RSSI values can...

> "How can I find that proper RSSI offset?" The RSSI Offset value is found by calibration, shown in the CoreCell V1 Performance Report I linked earlier. The default value...

The RAK2287 has its own firmware designed to work with the board described [here](https://docs.rakwireless.com/Product-Categories/WisLink/RAK2287/Quickstart/#prerequisites). When using the sx1302_hal with the CoreCell board (PCB_E539V03A, [user guide here](https://semtech.my.salesforce.com/sfc/p/#E0000000JelG/a/2R000000Hokn/i4xzbsLU2V6V92uDISoUfd3brd4MOpa0kyPyC_FPKXo)), additional parameters are needed...

As mentioned in the ReadMe, this project and our other demo firmware can be compiled using GNU ARM Toolchain instead, which unlike Kiel doesn't require a paid license. I personally...