All available Commands found in the CLI.
Whole Command looks like this:
/Applications/DDPM/DDPM.app/Contents/MacOS/DDPM /set -display=ActiveInputSource -value=USB-C Write commands can be prefixed with int:command to specify which monitor to send the command to.
If you want to controll your Display through shortcuts I'd suggest writing a .command script and having it on your Desktop or putting it into a Stream Deck, my .command files look like this: