@phaedrux Hello Phaedrux,
Thank you for your reply.
pspp is Tool Changer Prusa Slicer post process cript. Its github address is: https://github.com/mkudzia84/toolchanger-pspp/tree/master
I am currently on a business trip and do not have a configuration file in my hand. I will release it to you when I get home. The firmware version is v3.1.1.
The firmware I currently use is the configuration file of Nibbels, and the github address is: https://github.com/Nibbels/e3d-toolchanger-config/tree/master