You want to use the builtin wifi? If so, there are no extra pins to use, just search for examples on how to use WiFi. If you want to use the external antenna, then there is a 0 ohm resistor near the antenna that can be soldered to use the internal or the external antenna. By default, it is usually ...

I own an ESP32 cam and would like to be able to use radio frequency to send data. I know the ESP32 cam has an internal antenna, but I can’t find which pins are used to instantiate the RF24 object, any help with this? I have seen that ESP32 cam are sold with external antennas, Can you indicate the pi...