Int 21 Fn AF  - Attachmate Extra - Get Translate Table Address             [I]

   AH = AFh

Return: DS:BX -> translate tables (see below)

Format of translate tables:
Offset Size    Description
 00h 256 BYTEs ASCII to 3270 buffer code translate table
100h 256 BYTEs 3270 buffer code to ASCII translate table
200h 256 BYTEs 3270 buffer code to EBCDIC translate table
300h 256 BYTEs EBCDIC to 3270 buffer code translate table