Int 10/AX=1E03h

VIDEO - FLAT-PANEL - VERTICAL EXPANSION FOR TEXT/GRAPHICS MODES

AX = 1E03h
BH = function
bit 7:
=1 set vertical expansion, =0 query expansion
bits 6-0:
Reserved (0).
---if BH bit 7 set---.
BL = new vertical expansion setting (see #00056)

Return:
AL = 1Eh if function supported
BH = results
bit 7:
Query/set (copied from input)
bits 6-4:
Reserved (0)
bit 3:
Vertical expansion of text is supported by hardware
bit 2:
Vertical expansion of graphics is supported by hardware
bit 1:
Hardware supports independent control of expansion in
text and graphics modes
bit 0:
Set operation was successful (always clear on get)
BL = active vertical expansion setting (see #00056)

See Also: AX=1E00h - AX=1E02h.AX=1E04h


Bitfields for Flat-Panel vertical expansion setting:

Bit(s)  Description     (Table 00056)
7-2    reserved (0)
1      vertical expansion turned on for text modes
0      vertical expansion turned on for graphics modes

See Also: #00054 - #00055 - #00057

Category: Video - Int 10h - V

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