Format of Attachmate Extra! 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