DCA to reload and change the symbols in the MDT Smart Button range.
Update function for the firmware of the MDT Smart buttons.
Supported devices:
BE-GT20W.01
BE-GT20S.01
BE-GT2TW.01
BE-GT2TS.01
BE-TAS86.01
BE-TAS86T.01
BE-TAS5504.01
BE-TAS55T4.01
BE-TAS6304.01
BE-TAS63T4.01