INT 7D - SCSILink - GET DATA                                                    
	AH = 07h
	CX = number of bytes to retrieve (0001h-0100h)
	ES:BX -> buffer for data
Return: CF clear if successful
	CF set on error
	    AL = error code (01h = too much data)
Note:	retrieve data previously stored with AH=06h
SeeAlso: AH=06h