StevenMHernandez / ESP32-CSI-Tool

Extract Channel State Information from WiFi-enabled ESP32 Microcontroller. Active and Passive modes available. (https://stevenmhernandez.github.io/ESP32-CSI-Tool/)
https://stevenmhernandez.github.io/ESP32-CSI-Tool/
MIT License
262 stars 72 forks source link

Both sides get the principle of CSI #99

Open Sisyphus-pandapia opened 10 months ago

Sisyphus-pandapia commented 10 months ago

Hello, after reading the code, it is found that the AP gets CSI by receiving the data packet sent by STA, but then how does STA get CSI? Did AP send ACK or packet to STA or some kind of trigger mechanism? Looking forward to your answer, thank you very much