Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Range
MGCACHETAG_BAKESEQUENCE_ACTIVEParameter: From
MGCACHETAG_BAKEFROMParameter: To
MGCACHETAG_BAKETOParameter: Bake
MGCACHETAG_BAKESEQUENCEParameter: Bake Frame
MGCACHETAG_BAKEFRAMEParameter: Clear Cache
MGCACHETAG_CLEARCACHEParameter: Clear Frame
MGCACHETAG_CLEARFRAMEParameter: Filename
MGCACHETAG_EXPORT_CACHEFILEParameter: Bake to file
MGCACHETAG_BAKETOEXTERNALParameter: Export Cache to File
MGCACHETAG_CACHE_EXPORTParameter: External Cache File
MGCACHETAG_ACTIVE_CACHEFILEParameter: Cache File Is Sequence
MGCACHETAG_CACHE_ISSEQUENCEParameter: Loop Start Frame
MGCACHETAG_LOOPSTARTParameter: Loop End Frame
MGCACHETAG_LOOPENDParameter: Enable
MGCACHETAG_ACTIVEParameter: Strength
MGCACHETAG_STRENGTHParameter: Cache Type
MGCACHETAG_MODEParameter: Filename
MGCACHETAG_IMPORT_CACHEFILEParameter: Load Cache From File
MGCACHETAG_CACHE_IMPORTParameter: Offset
MGCACHETAG_OFFSETParameter: Loop
MGCACHETAG_LOOPParameter: Loop Blending
MGCACHETAG_LOOP_BLEND