Regarding number of subcarriers and their configuration

[ayyp1]

I have set my router in 802.11/b/g/n mode and I have read that raspberry pi supports 802.11ac so my question is how can i separate the data subcarriers from the amplitude and phase data from all 64 subcarriers.

[zeroby0]

List of indices of pilot and null subcarriers is available here: https://github.com/nexmonster/nexcsi/blob/main/nexcsi/__init__.py

rest of the subcarriers have data