[<<Previous Entry]
[^^Up^^]
[Next Entry>>]
[Menu]
[About The Guide]
Int 10 Fn BF03 - Video - Compaq Extensions - Get Environment [b]
AX = BF03h
BX = 0000h
Return: BH = active monitor
00h = external
01h = internal
BL = master mode
00h = switchable VDU not present
04h = CGA
05h = EGA
07h = MDA
08h = switchable LCD controller present
CH = 00h (reserved)
CL = switchable VDU mode supported
bit 0 = CGA supported
bits 1,2 = reserved (1)
bit 3 = MDA supported
bits 4-7 = reserved (1)
DH = internal monitor type (see below)
DL = external monitor type (see below)
See Also: AH=1Ah,AX=BF00h,AX=BF01h,AX=BF02h
Values for monitor type:
00h none
01h dual-mode monitor
02h 5153 RGB monitor
03h Compaq Color monitor
04h 640x400 flat panel
05h VGC monochrome
06h VGC color
07h LCD VGA
This page created by ng2html v1.05, the Norton guide to HTML conversion utility.
Written by Dave Pearson