Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See page_maxonapi_getting_started_foundations_cinema_parameters.
Parameter: Reset on Frame 0
OEPYTHON_RESET
Parameter: Time Dependent
OEPYTHON_FRAME
Parameter: Camera Dependent
OEPYTHON_CAMERADEPENDENT
Parameter: Mode
OEPYTHON_MODE
Parameter: Code
OEPYTHON_STRING
Parameter: Open Python Editor
OEPYTHON_OPENEDITOR