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back2root:ibm-pc-ms-dos:interrupts:int_10:int_10_0c

Table des matières

INT 0x10 - 0x0c - Write Graphics Pixel at Coordinate

Request/Call:

reg value descr
AH 0x0c
AL color value (XOR'ED with current pixel if bit 7=1)
BH page number, see video Pages
CX column number (zero based)
DX row number (zero based)

Return:

Nothing

Notes & Comments

  • if bit 7 is 1, color specified is XOR'ed with current pixel
  • page number in BH is ignored for 320×200 4 color graphics mode
  • this function is known to destroy AX and possibly SI and DI on on some PS/2 VGA systems

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back2root/ibm-pc-ms-dos/interrupts/int_10/int_10_0c.txt · Dernière modification : de frater