@Fma965 have you seen this? https://github.com/ka87/cpsumon
I know it is probably a bit out of the scope, but seems like it is working with the AXi family.
A guy posted about it on the opencorsairlink issues: https://github.com/audiohacked/OpenCorsairLink/issues/34
for anyone else who wants to read data from a AX series PSU using https://github.com/ka87/cpsumon
if, like me, your usb device is missing you just need to bind the driver.
you need to bind the driver:
lsusb -t
you'll see output similar to this:
root@RIG1:~/cpsumon# lsusb -t
/: Bus 04.Port 1: Dev 1, C