which GPIO pin is connected to the physical knob on the side of the lilygo T-Watch S3?

[koshin]

On the LilyGo T-Watch S3 2020, which GPIO pin is connected to the physical knob on the side of the watch?

I'm aware of the schematic https://github.com/Xinyuan-LilyGO/TTGO_ ... TCH_S3.pdf but I can't find the knob in that schematic.

I have also looked through the pin definitions in C code https://github.com/Xinyuan-LilyGO/TTGO_ ... #L116-L163 but I see no mention of the physical knob.

The knob I'm referring to is this one: