May 2024
Intermediate to advanced
889 pages
30h 8m
English
book
The X 86 Microprocessors: Architecture, Programming and Interfacing (8086 to Pentium) 2nd Edition by Pearson
by Lyla B. Das
Content preview from The X 86 Microprocessors: Architecture, Programming and Interfacing (8086 to Pentium) 2nd Edition by Pearson
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A-38 APPENDIX
Description: The function 0CH is used to set the pixel point on the video display at the
specified graphics coordinates. The range of possible valid (x, y) coordinate depends on
the current video mode.
14. INT 10H, Function 0DH : Get Pixel
Expects: AH = 0DH
BH = video page
CX = column number ( x coordinate )
DX = row number ( y coordinate )
Returns: AL = pixel value (pixel attribute-color)
Description: The function 0DH is used to read the attributes of pixel point on the video at
the specified graphics coordinates. The range of possible valid (x, y) coordinate depends
on the current video mode.
15. INT 10H, Function 0EH : Write Text in Teletype Mode
Expects: AH = 0EH
AL = ASCII character code
BH = video page (in text mode)
BL =
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