Category: serial I/O

INT 14 - PC-MOS/386 v5.01 $serial.sys v5.04 - OUTPUT STRING

	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
SeeAlso: AH=01h,AH=15h"PC-MOS"