Int 14 Fn A2 - 3com Bapi Serial I/o - Write Character [S] AH = A2h AL = character DH = session ID (00h for external session managment) Return: AH = return code (00h,01h,03h,07h,0Ah,0Bh) (see AH=A0h"BAPI") See Also: AH=A0h"BAPI",AH=A3h"BAPI",AH=A4h"BAPI"