INT 14 - X00 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. - DESTRUCTIVE READ WITH NO WAIT AH = 20h DX = port number Return: AH = 00h if character was available AL = next character (removed from receive buffer) AX = FFFFh if no character available SeeAlso: AH=0Ch,AH=21h"X00"
INT 14 - Alloy MW386 - ATTACH LOGICAL COMMUNICATIONS PORTIBM PC Portable (uses same BIOS as XT) TO PHYSICAL PORTIBM PC Portable (uses same BIOS as XT) AH = 20h AL = logical port (01h COM1, 02h COM2) DX = physical port number Return: AX = status 0000h successful FFFFh failed SeeAlso: AH=21h"Alloy",AH=22h"Alloy",AH=23h"Alloy",INT 17/AH=8Bh"Alloy"
INT 14 - MultiDOS Plus - INITIALIZE PORTIBM PC Portable (uses same BIOS as XT) AH = 20h AL = port parameters (see #00300 at AH=00h"SERIAL") DX = port number (0-3) Return: AH = status 00h successful 41h no such port 64h monitor mode already active SeeAlso: AH=00h"SERIAL",AH=04h"MultiDOS",AH=21h"MultiDOS",AH=23h"MultiDOS"
INT 14 - PC-MOS/386 v5.01 $serial.sys v5.04 - CHECK OUTPUT QUEUE AH = 20h DX = port number Return: AX = number of bytes in output buffer SeeAlso: AH=0Ah"Digiboard"
INT 14 - HUNTER 16 - SELECT COMMS PARAMETERS AH = 20h CX = channel number (00h COM1, 01h COM2, ...) DS:BX -> buffer with communications parameter (see #00347) Return: AX = status 0000h successful 0001h invalid parameter SeeAlso: AH=1Eh"HUNTER",AH=21h"HUNTER"