INT 10 - VESA VBE/DC (Display Data Channel) - READ EDID AX = 4F15h BL = 01h CX = 0000h DX = 0000h ES:DI -> 128-byte buffer for EDID record (see #00127) Return: AL = 4Fh if function supported AH = status 00h successful ES:DI buffer filled 01h failed (e.g. non-DDC monitor) SeeAlso: AX=4F15h/BL=00h,AX=4F15h/BL=02h,I2C A0h"DDC"