INT 14 - FOSSIL(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use. - RAISE/LOWER DTR AH = 06h DX = port AL = DTR state to be set 00h = lower 01h = raise Return: nothing SeeAlso: AH=05h"MBBIOS",AH=1Ah
INT 14 - MultiDOS Plus IODRV - WRITE CHARACTER TO PORTIBM PC Portable (uses same BIOS as XT) AH = 06h AL = character Return: AL = status 00h successful Notes: the port number is stored at offset BEh in the Task Control Block if output queue is full, the calling task is blocked until the character can be stored SeeAlso: AH=01h,AH=04h"MultiDOS",AH=05h"MultiDOS",AH=21h"MultiDOS" SeeAlso: INT 15/AH=13h"MultiDOS"
INT 14 - MBBIOS - RAISE DTR AND RTS AH = 06h DX = port number Return: none SeeAlso: AH=05h"MBBIOS",AH=07h"MBBIOS"
INT 14 - PC-MOS/386 v5.01 $serial.sys v5.04 - DRIVER 'ID' FUNCTION AH = 06h DX = port number Return: AH bit 7 set AL = number of highest function supported by driver Program: PC-MOS/386 v5.01 is a multitasking, multiuser MS-DOS 5.0-compatible operating system by The Software Link, Inc. SeeAlso: AH=18h"PC-MOS"