Bitfields for DPMS standard timing information:
Bit(s)	Description	)
 5-0	vertical refresh frequency - 60 (Hz)
 7-6	aspect ratio (Y resolution = X resolution * aspect ratio)
	00 ???
	01 0.75
	10 0.8
	11 0.5625
Note:	if both bytes of the timing are 00h or 01h, then the Standard Timing
	  is "None"
SeeAlso: #00127