Método de fornecer subtitulo num sistema de teletexto

ALL PAGES CONTAINING SUBTITLING INFORMATION IN DIFFERENT LANGUAGES, SHOULD BE LISTED UP IN ONE TABLE CALLED INITIAL SUBTITLE TABLE (1ST), THE 1ST CONTAINS THE LANGUAGE NAME, THE LANGUAGE NUMBER AND THE PAGE NUMBER TO BE REQUESTED FOR UP TO 15 LANGUAGES, AND CAN BE DISPLAYED AS A NORMAL TELETEXT PAGE, THE LANGUAGE NUMBER (1 TO 15) CAN BE STORED AS A CHANNEL PARAMETER MEMORISING INDIRECTLY THE APPROPRIATE PAGE NUMBER FOR EACH CHANNEL, MAKING POSSIBLE A VERY ECONOMIC USE OF THE EEPROM. AFTER CHANNEL CHANGE THE PAGE, CARRYING SUBTITLE INFORMATION IN THE DESIRED LANGUAGE, WILL BE REQUESTED AUTOMATICALLY VIA THE STORED LANGUAGE NUMBER AND REFERENCING THE 1ST PAGE. ANY NEW SUBTITLE LANGUAGE CAN BE SELECTED USING THE 1ST PAGE AND A SIMPLE USER INTERFACE I.E, VERTICAL CURSOR. F9R THE TRANSMISSION OF LANGUAGE NUMBER AND PAGE NUMBER AN IMPROVED ERROR DETECTION ''METHOD WAS IMPLEMENTED: TWO VERSIONS OF THE RELATED DIGITS THE ORIGINALS AND THECOMPLEMENTS ARE TRANSMITTED.