Int 14 Fn 82 - Couriers.com - Configure Port [S] AH = 82h AL = port number (1-4) BX = speed (bps) CX = bit flags bit 0: enable input flow control bit 1: enable output flow control bit 2: use X.PC protocol (not yet implemented) See Also: AH=00h,AH=8Ch,INT 7A"X.PC"