INT 14 - Alloy MW386 - ATTACH LOGICAL COMMUNICATIONS PORT TO PHYSICAL PORT
AH = 20h
AL = logical port (01h COM1, 02h COM2)
DX = physical port number
Return: AX = status
0000h successful
FFFFh failed
SeeAlso: AH=22h"Alloy",AH=23h"Alloy",INT 17/AH=8Bh"Alloy"

See also: 1421

1420 - Alloy MW386 - ATTACH LOGICAL COMMUNICATIONS PORT TO PHYSICAL PORT