Int 14 Fn 14 - PC-mos/386 V5.01 $serial.sys V5.04 - Output String [S] AH = 14h CX = number of characters in string DX = port number ES:BX -> string to be sent SI = timeout in timer ticks or 0000h for default Return: AX = number of bytes actually sent ZF clear if successful ZF set on timeout See Also: AH=01h,AH=15h"PC-MOS"