Hi,
We are developing the module based on nRF54L15 with nRF21540.nRF54L15 working fine now nRF21540 not functioning.
We have also verify with to connect nRF54L15 DK with nRF21540 EK board.
We have checked the RSSI by to connect with nRF21540. please let us know the other methods by we can verify the functioning of nRF21540.
Module_nRF54L15_nRF21540 PCB ANT V1-0 (2).pdf
Regards,
Irfan