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back2root:ibm-pc-ms-dos:interrupts:int_10:int_10_1a

INT 0x10 - 0x1A - Video Display Combination (VGA)

Request/Call:

reg value descr
AH 0x1A
AL 0x00 get video display combination
0x01 set video display combination
BL = active display (see table below)
BH = inactive display

Return:

reg descr
AL 0x1A, if a valid function was requested in AH
BL active display (AL=00, see table below)
BH inactive display (AL=00)

Values for display combination code:

00h
01h monochrome adapter w/ monochrome display
02h CGA w/ color display
03h reserved
04h EGA w/ color display
05h EGA w/ monochrome display
06h PGA w/ color display
07h VGA w/ monochrome analog display
08h VGA w/ color analog display
09h reserved
0Ah MCGA w/ digital color display
0Bh MCGA w/ monochrome analog display
0Ch MCGA w/ color analog display
FFh unknown display type

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back2root/ibm-pc-ms-dos/interrupts/int_10/int_10_1a.txt · Dernière modification : 2023/01/10 15:37 de 127.0.0.1