May 2024
Intermediate to advanced
665 pages
23h 2m
English
book
The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition
by Lyla B. Das
Content preview from The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition
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622 APPENDIX
BH = video page (in text mode)
BL = foreground color (in graphics mode)
Returns: None
Description: e function 0EH is used to write an ASCII character to the video display at the
current cursor position, using the specifi ed color both in text and graphics mode.
16. INT 10H, Function 0FH : Get Video Mode
Expects: AH = 0FH
Returns: AH = number of character columns on screen
AL = display mode
BH = active video page
Description: e function 0FH is used to read the current video mode of the active video
controller.
17. INT 10H, Function 10H : Set Color Palette Registers
Expects: AH = 10H
AL = 00 for setting palette register
01 for setting border color register
02 for setting all palette register and border register
03 for toggling blink ...
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