I manged to get it to work using the static libraries. Using idf.py menuconfig XTAL had to change from 40Mhz to 26Mhz. I'm guessing it's the same when using arduino framework.

I've been using
platform = https://github.com/Jason2866/platform-espressif32.git#Arduino/IDF5

Which should support c2. But the strange thing is thay WiFi works on the dev. kit ESP8684-DevKitM-1-H4 (which uses C2), but not on the seperate C2 module on the custom PCB.

I've tried to use static ...

Hi,

I'm using a brand new ESP32-C2 module (ESP8684-MINI-1-H2), bought from mouser.com, on a custom PCB.
Programming it using vscode over JTAG works fine with a blinking and serial print example. However when I try to use it as a Wi-Fi client I get the following errors:

[ 2289][E][WiFiGeneric.cpp ...